id	sid	tid	token	lemma	pos
cet-13747	1	1	cet	cet	PROPN
cet-13747	1	2	-	-	ADJ
cet-13747	1	3	vol	vol	NOUN
cet-13747	1	4	105	105	NUM
cet-13747	1	5	doi	doi	NOUN
cet-13747	1	6	:	:	PUNCT
cet-13747	1	7	10.3303	10.3303	NUM
cet-13747	1	8	/	/	SYM
cet-13747	1	9	cet23105009	cet23105009	NOUN
cet-13747	1	10	paper	paper	NOUN
cet-13747	1	11	received	receive	VERB
cet-13747	1	12	:	:	PUNCT
cet-13747	1	13	23	23	NUM
cet-13747	1	14	february	february	NOUN
cet-13747	1	15	2023	2023	NUM
cet-13747	1	16	;	;	PUNCT
cet-13747	1	17	revised	revise	VERB
cet-13747	1	18	:	:	PUNCT
cet-13747	1	19	17	17	NUM
cet-13747	1	20	march	march	NOUN
cet-13747	1	21	2023	2023	NUM
cet-13747	1	22	;	;	PUNCT
cet-13747	1	23	accepted	accept	VERB
cet-13747	1	24	:	:	PUNCT
cet-13747	1	25	15	15	NUM
cet-13747	1	26	september	september	PROPN
cet-13747	1	27	2023	2023	NUM
cet-13747	1	28	please	please	INTJ
cet-13747	1	29	cite	cite	VERB
cet-13747	1	30	this	this	DET
cet-13747	1	31	article	article	NOUN
cet-13747	1	32	as	as	ADP
cet-13747	1	33	:	:	PUNCT
cet-13747	1	34	iorio	iorio	PROPN
cet-13747	1	35	v.s.	v.s.	PROPN
cet-13747	1	36	,	,	PUNCT
cet-13747	1	37	cracolici	cracolici	PROPN
cet-13747	1	38	f.	f.	PROPN
cet-13747	1	39	,	,	PUNCT
cet-13747	1	40	torri	torri	PROPN
cet-13747	1	41	l.	l.	PROPN
cet-13747	1	42	,	,	PUNCT
cet-13747	1	43	nutricato	nutricato	PROPN
cet-13747	1	44	g.	g.	PROPN
cet-13747	1	45	,	,	PUNCT
cet-13747	1	46	parrozza	parrozza	PROPN
cet-13747	1	47	f.	f.	PROPN
cet-13747	1	48	,	,	PUNCT
cet-13747	1	49	sabatino	sabatino	PROPN
cet-13747	1	50	l.m	l.m	PROPN
cet-13747	1	51	.	.	PROPN
cet-13747	1	52	,	,	PUNCT
cet-13747	1	53	gennaro	gennaro	PROPN
cet-13747	1	54	m.e	m.e	PROPN
cet-13747	1	55	.	.	PROPN
cet-13747	1	56	,	,	PUNCT
cet-13747	1	57	2023	2023	NUM
cet-13747	1	58	,	,	PUNCT
cet-13747	1	59	a	a	DET
cet-13747	1	60	contribution	contribution	NOUN
cet-13747	1	61	to	to	ADP
cet-13747	1	62	uhs	uhs	NOUN
cet-13747	1	63	–	–	PUNCT
cet-13747	1	64	overview	overview	NOUN
cet-13747	1	65	of	of	ADP
cet-13747	1	66	different	different	ADJ
cet-13747	1	67	approaches	approach	NOUN
cet-13747	1	68	on	on	ADP
cet-13747	1	69	well	well	ADJ
cet-13747	1	70	assessment	assessment	NOUN
cet-13747	1	71	in	in	ADP
cet-13747	1	72	depleted	depleted	ADJ
cet-13747	1	73	reservoirs	reservoir	NOUN
cet-13747	1	74	,	,	PUNCT
cet-13747	1	75	chemical	chemical	NOUN
cet-13747	1	76	engineering	engineering	NOUN
cet-13747	1	77	transactions	transaction	NOUN
cet-13747	1	78	,	,	PUNCT
cet-13747	1	79	105	105	NUM
cet-13747	1	80	,	,	PUNCT
cet-13747	1	81	49	49	NUM
cet-13747	1	82	-	-	SYM
cet-13747	1	83	54	54	NUM
cet-13747	1	84	doi:10.3303	doi:10.3303	NOUN
cet-13747	1	85	/	/	SYM
cet-13747	1	86	cet23105009	cet23105009	NOUN
cet-13747	1	87	chemical	chemical	PROPN
cet-13747	1	88	engineering	engineering	NOUN
cet-13747	1	89	transactions	transaction	NOUN
cet-13747	1	90	vol	vol	NOUN
cet-13747	1	91	.	.	PROPN
cet-13747	1	92	105	105	NUM
cet-13747	1	93	,	,	PUNCT
cet-13747	1	94	2023	2023	NUM
cet-13747	1	95	a	a	DET
cet-13747	1	96	publication	publication	NOUN
cet-13747	1	97	of	of	ADP
cet-13747	1	98	the	the	DET
cet-13747	1	99	italian	italian	ADJ
cet-13747	1	100	association	association	NOUN
cet-13747	1	101	of	of	ADP
cet-13747	1	102	chemical	chemical	PROPN
cet-13747	1	103	engineering	engineering	NOUN
cet-13747	1	104	online	online	ADV
cet-13747	1	105	at	at	ADP
cet-13747	1	106	www.cetjournal.it	www.cetjournal.it	PROPN
cet-13747	1	107	guest	guest	NOUN
cet-13747	1	108	editors	editor	NOUN
cet-13747	1	109	:	:	PUNCT
cet-13747	1	110	david	david	PROPN
cet-13747	1	111	bogle	bogle	PROPN
cet-13747	1	112	,	,	PUNCT
cet-13747	1	113	flavio	flavio	PROPN
cet-13747	1	114	manenti	manenti	PROPN
cet-13747	1	115	,	,	PUNCT
cet-13747	1	116	piero	piero	PROPN
cet-13747	1	117	salatino	salatino	PROPN
cet-13747	1	118	copyright	copyright	NOUN
cet-13747	1	119	©	©	PROPN
cet-13747	1	120	2023	2023	NUM
cet-13747	1	121	,	,	PUNCT
cet-13747	1	122	aidic	aidic	ADJ
cet-13747	1	123	servizi	servizi	PROPN
cet-13747	1	124	s.r.l	s.r.l	NOUN
cet-13747	1	125	.	.	PUNCT
cet-13747	2	1	isbn	isbn	PROPN
cet-13747	2	2	979	979	NUM
cet-13747	2	3	-	-	SYM
cet-13747	2	4	12	12	NUM
cet-13747	2	5	-	-	PUNCT
cet-13747	2	6	81206	81206	NUM
cet-13747	2	7	-	-	PUNCT
cet-13747	2	8	04	04	NUM
cet-13747	2	9	-	-	PUNCT
cet-13747	2	10	5	5	NUM
cet-13747	2	11	;	;	PUNCT
cet-13747	2	12	issn	issn	PROPN
cet-13747	2	13	2283	2283	NUM
cet-13747	2	14	-	-	SYM
cet-13747	2	15	9216	9216	NUM
cet-13747	2	16	a	a	DET
cet-13747	2	17	contribution	contribution	NOUN
cet-13747	2	18	to	to	ADP
cet-13747	2	19	uhs	uhs	NOUN
cet-13747	2	20	–	–	PUNCT
cet-13747	2	21	overview	overview	NOUN
cet-13747	2	22	of	of	ADP
cet-13747	2	23	different	different	ADJ
cet-13747	2	24	approaches	approach	NOUN
cet-13747	2	25	on	on	ADP
cet-13747	2	26	well	well	ADJ
cet-13747	2	27	assessment	assessment	NOUN
cet-13747	2	28	in	in	ADP
cet-13747	2	29	depleted	depleted	ADJ
cet-13747	2	30	reservoirs	reservoir	NOUN
cet-13747	2	31	vanessa	vanessa	PROPN
cet-13747	2	32	s.	s.	PROPN
cet-13747	2	33	iorio	iorio	PROPN
cet-13747	2	34	*	*	PROPN
cet-13747	2	35	,	,	PUNCT
cet-13747	2	36	federico	federico	PROPN
cet-13747	2	37	cracolici	cracolici	PROPN
cet-13747	2	38	,	,	PUNCT
cet-13747	2	39	lucia	lucia	PROPN
cet-13747	2	40	torri	torri	PROPN
cet-13747	2	41	,	,	PUNCT
cet-13747	2	42	giacomo	giacomo	PROPN
cet-13747	2	43	nutricato	nutricato	PROPN
cet-13747	2	44	,	,	PUNCT
cet-13747	2	45	fabio	fabio	PROPN
cet-13747	2	46	parrozza	parrozza	PROPN
cet-13747	2	47	,	,	PUNCT
cet-13747	2	48	luigina	luigina	PROPN
cet-13747	2	49	m.	m.	PROPN
cet-13747	2	50	f.	f.	PROPN
cet-13747	2	51	sabatino	sabatino	PROPN
cet-13747	2	52	,	,	PUNCT
cet-13747	2	53	maria	maria	PROPN
cet-13747	2	54	elena	elena	PROPN
cet-13747	2	55	gennaro	gennaro	PROPN
cet-13747	2	56	eni	eni	PROPN
cet-13747	2	57	s.p.a	s.p.a	PROPN
cet-13747	2	58	san	san	PROPN
cet-13747	2	59	donato	donato	NOUN
cet-13747	2	60	milanese	milanese	NOUN
cet-13747	2	61	(	(	PUNCT
cet-13747	2	62	mi	mi	PROPN
cet-13747	2	63	)	)	PUNCT
cet-13747	2	64	,	,	PUNCT
cet-13747	2	65	italy	italy	PROPN
cet-13747	2	66	vanessa.silvia.iorio@eni.com	vanessa.silvia.iorio@eni.com	X
cet-13747	2	67	hydrogen	hydrogen	PROPN
cet-13747	2	68	is	be	AUX
cet-13747	2	69	a	a	DET
cet-13747	2	70	carbon	carbon	NOUN
cet-13747	2	71	-	-	PUNCT
cet-13747	2	72	free	free	ADJ
cet-13747	2	73	energy	energy	NOUN
cet-13747	2	74	carrier	carrier	NOUN
cet-13747	2	75	,	,	PUNCT
cet-13747	2	76	and	and	CCONJ
cet-13747	2	77	it	it	PRON
cet-13747	2	78	will	will	AUX
cet-13747	2	79	become	become	VERB
cet-13747	2	80	one	one	NUM
cet-13747	2	81	of	of	ADP
cet-13747	2	82	the	the	DET
cet-13747	2	83	main	main	ADJ
cet-13747	2	84	energy	energy	NOUN
cet-13747	2	85	carriers	carrier	NOUN
cet-13747	2	86	in	in	ADP
cet-13747	2	87	the	the	DET
cet-13747	2	88	future	future	ADJ
cet-13747	2	89	sustainable	sustainable	ADJ
cet-13747	2	90	energy	energy	NOUN
cet-13747	2	91	system	system	NOUN
cet-13747	2	92	.	.	PUNCT
cet-13747	3	1	in	in	ADP
cet-13747	3	2	an	an	DET
cet-13747	3	3	energy	energy	NOUN
cet-13747	3	4	system	system	NOUN
cet-13747	3	5	based	base	VERB
cet-13747	3	6	on	on	ADP
cet-13747	3	7	renewable	renewable	ADJ
cet-13747	3	8	energy	energy	NOUN
cet-13747	3	9	resources	resource	NOUN
cet-13747	3	10	hydrogen	hydrogen	NOUN
cet-13747	3	11	will	will	AUX
cet-13747	3	12	be	be	AUX
cet-13747	3	13	the	the	DET
cet-13747	3	14	energy	energy	NOUN
cet-13747	3	15	carrier	carrier	NOUN
cet-13747	3	16	that	that	PRON
cet-13747	3	17	can	can	AUX
cet-13747	3	18	be	be	AUX
cet-13747	3	19	cost	cost	NOUN
cet-13747	3	20	-	-	PUNCT
cet-13747	3	21	efficiently	efficiently	ADV
cet-13747	3	22	transported	transport	VERB
cet-13747	3	23	and	and	CCONJ
cet-13747	3	24	stored	store	VERB
cet-13747	3	25	to	to	PART
cet-13747	3	26	deliver	deliver	VERB
cet-13747	3	27	renewable	renewable	ADJ
cet-13747	3	28	energy	energy	NOUN
cet-13747	3	29	from	from	ADP
cet-13747	3	30	remote	remote	ADJ
cet-13747	3	31	resource	resource	NOUN
cet-13747	3	32	areas	area	NOUN
cet-13747	3	33	,	,	PUNCT
cet-13747	3	34	at	at	ADP
cet-13747	3	35	the	the	DET
cet-13747	3	36	right	right	ADJ
cet-13747	3	37	time	time	NOUN
cet-13747	3	38	and	and	CCONJ
cet-13747	3	39	place	place	NOUN
cet-13747	3	40	to	to	ADP
cet-13747	3	41	the	the	DET
cet-13747	3	42	energy	energy	NOUN
cet-13747	3	43	demand	demand	NOUN
cet-13747	3	44	.	.	PUNCT
cet-13747	4	1	regarding	regard	VERB
cet-13747	4	2	the	the	DET
cet-13747	4	3	production	production	NOUN
cet-13747	4	4	of	of	ADP
cet-13747	4	5	hydrogen	hydrogen	NOUN
cet-13747	4	6	from	from	ADP
cet-13747	4	7	renewable	renewable	ADJ
cet-13747	4	8	energy	energy	NOUN
cet-13747	4	9	sources	source	NOUN
cet-13747	4	10	,	,	PUNCT
cet-13747	4	11	the	the	DET
cet-13747	4	12	problem	problem	NOUN
cet-13747	4	13	of	of	ADP
cet-13747	4	14	hydrogen	hydrogen	NOUN
cet-13747	4	15	storage	storage	NOUN
cet-13747	4	16	arises	arise	VERB
cet-13747	4	17	.	.	PUNCT
cet-13747	5	1	underground	underground	ADJ
cet-13747	5	2	hydrogen	hydrogen	NOUN
cet-13747	5	3	storage	storage	NOUN
cet-13747	5	4	in	in	ADP
cet-13747	5	5	salt	salt	NOUN
cet-13747	5	6	caverns	cavern	NOUN
cet-13747	5	7	,	,	PUNCT
cet-13747	5	8	deep	deep	ADJ
cet-13747	5	9	aquifers	aquifer	NOUN
cet-13747	5	10	,	,	PUNCT
cet-13747	5	11	and	and	CCONJ
cet-13747	5	12	depleted	depleted	ADJ
cet-13747	5	13	reservoirs	reservoir	NOUN
cet-13747	5	14	for	for	ADP
cet-13747	5	15	strategic	strategic	ADJ
cet-13747	5	16	or	or	CCONJ
cet-13747	5	17	seasonal	seasonal	ADJ
cet-13747	5	18	purposes	purpose	NOUN
cet-13747	5	19	is	be	AUX
cet-13747	5	20	being	be	AUX
cet-13747	5	21	considered	consider	VERB
cet-13747	5	22	today	today	NOUN
cet-13747	5	23	.	.	PUNCT
cet-13747	6	1	h2	h2	NOUN
cet-13747	6	2	storage	storage	NOUN
cet-13747	6	3	in	in	ADP
cet-13747	6	4	depleted	depleted	ADJ
cet-13747	6	5	reservoirs	reservoir	NOUN
cet-13747	6	6	is	be	AUX
cet-13747	6	7	surely	surely	ADV
cet-13747	6	8	the	the	DET
cet-13747	6	9	solution	solution	NOUN
cet-13747	6	10	that	that	PRON
cet-13747	6	11	maximizes	maximize	VERB
cet-13747	6	12	the	the	DET
cet-13747	6	13	environmental	environmental	ADJ
cet-13747	6	14	and	and	CCONJ
cet-13747	6	15	economic	economic	ADJ
cet-13747	6	16	benefits	benefit	NOUN
cet-13747	6	17	,	,	PUNCT
cet-13747	6	18	as	as	SCONJ
cet-13747	6	19	it	it	PRON
cet-13747	6	20	would	would	AUX
cet-13747	6	21	allow	allow	VERB
cet-13747	6	22	the	the	DET
cet-13747	6	23	reuse	reuse	NOUN
cet-13747	6	24	of	of	ADP
cet-13747	6	25	existing	exist	VERB
cet-13747	6	26	wells	well	NOUN
cet-13747	6	27	and	and	CCONJ
cet-13747	6	28	infrastructures	infrastructure	NOUN
cet-13747	6	29	after	after	ADP
cet-13747	6	30	their	their	PRON
cet-13747	6	31	exploitation	exploitation	NOUN
cet-13747	6	32	lifetime	lifetime	NOUN
cet-13747	6	33	,	,	PUNCT
cet-13747	6	34	minimizing	minimize	VERB
cet-13747	6	35	emissions	emission	NOUN
cet-13747	6	36	and	and	CCONJ
cet-13747	6	37	investment	investment	NOUN
cet-13747	6	38	/	/	SYM
cet-13747	6	39	operating	operating	NOUN
cet-13747	6	40	costs	cost	NOUN
cet-13747	6	41	.	.	PUNCT
cet-13747	7	1	in	in	ADP
cet-13747	7	2	this	this	DET
cet-13747	7	3	type	type	NOUN
cet-13747	7	4	of	of	ADP
cet-13747	7	5	storage	storage	NOUN
cet-13747	7	6	,	,	PUNCT
cet-13747	7	7	well	well	INTJ
cet-13747	7	8	integrity	integrity	NOUN
cet-13747	7	9	plays	play	VERB
cet-13747	7	10	a	a	DET
cet-13747	7	11	significant	significant	ADJ
cet-13747	7	12	role	role	NOUN
cet-13747	7	13	.	.	PUNCT
cet-13747	8	1	the	the	DET
cet-13747	8	2	wells	well	NOUN
cet-13747	8	3	must	must	AUX
cet-13747	8	4	be	be	AUX
cet-13747	8	5	able	able	ADJ
cet-13747	8	6	to	to	PART
cet-13747	8	7	withstand	withstand	VERB
cet-13747	8	8	extreme	extreme	ADJ
cet-13747	8	9	conditions	condition	NOUN
cet-13747	8	10	and	and	CCONJ
cet-13747	8	11	various	various	ADJ
cet-13747	8	12	loads	load	NOUN
cet-13747	8	13	during	during	ADP
cet-13747	8	14	the	the	DET
cet-13747	8	15	entire	entire	ADJ
cet-13747	8	16	service	service	NOUN
cet-13747	8	17	life	life	NOUN
cet-13747	8	18	.	.	PUNCT
cet-13747	9	1	considering	consider	VERB
cet-13747	9	2	the	the	DET
cet-13747	9	3	small	small	ADJ
cet-13747	9	4	size	size	NOUN
cet-13747	9	5	of	of	ADP
cet-13747	9	6	the	the	DET
cet-13747	9	7	molecule	molecule	NOUN
cet-13747	9	8	of	of	ADP
cet-13747	9	9	h2	h2	PROPN
cet-13747	9	10	and	and	CCONJ
cet-13747	9	11	its	its	PRON
cet-13747	9	12	strong	strong	ADJ
cet-13747	9	13	diffusion	diffusion	NOUN
cet-13747	9	14	,	,	PUNCT
cet-13747	9	15	the	the	DET
cet-13747	9	16	impact	impact	NOUN
cet-13747	9	17	of	of	ADP
cet-13747	9	18	hydrogen	hydrogen	NOUN
cet-13747	9	19	on	on	ADP
cet-13747	9	20	steel	steel	NOUN
cet-13747	9	21	materials	material	NOUN
cet-13747	9	22	,	,	PUNCT
cet-13747	9	23	elastomers	elastomer	NOUN
cet-13747	9	24	,	,	PUNCT
cet-13747	9	25	and	and	CCONJ
cet-13747	9	26	cement	cement	NOUN
cet-13747	9	27	shall	shall	AUX
cet-13747	9	28	be	be	AUX
cet-13747	9	29	deeply	deeply	ADV
cet-13747	9	30	evaluated	evaluate	VERB
cet-13747	9	31	,	,	PUNCT
cet-13747	9	32	to	to	PART
cet-13747	9	33	avoid	avoid	VERB
cet-13747	9	34	corrosion	corrosion	NOUN
cet-13747	9	35	phenomena	phenomenon	NOUN
cet-13747	9	36	or	or	CCONJ
cet-13747	9	37	stresses	stress	NOUN
cet-13747	9	38	led	lead	VERB
cet-13747	9	39	by	by	ADP
cet-13747	9	40	a	a	DET
cet-13747	9	41	combination	combination	NOUN
cet-13747	9	42	of	of	ADP
cet-13747	9	43	h2	h2	NOUN
cet-13747	9	44	at	at	ADP
cet-13747	9	45	different	different	ADJ
cet-13747	9	46	temperatures	temperature	NOUN
cet-13747	9	47	and	and	CCONJ
cet-13747	9	48	pressures.the	pressures.the	DET
cet-13747	9	49	paper	paper	NOUN
cet-13747	9	50	aims	aim	VERB
cet-13747	9	51	to	to	PART
cet-13747	9	52	assess	assess	VERB
cet-13747	9	53	the	the	DET
cet-13747	9	54	hydrogen	hydrogen	NOUN
cet-13747	9	55	impact	impact	NOUN
cet-13747	9	56	on	on	ADP
cet-13747	9	57	the	the	DET
cet-13747	9	58	different	different	ADJ
cet-13747	9	59	materials	material	NOUN
cet-13747	9	60	of	of	ADP
cet-13747	9	61	wells	well	NOUN
cet-13747	9	62	(	(	PUNCT
cet-13747	9	63	metals	metal	NOUN
cet-13747	9	64	,	,	PUNCT
cet-13747	9	65	elastomers	elastomer	NOUN
cet-13747	9	66	,	,	PUNCT
cet-13747	9	67	and	and	CCONJ
cet-13747	9	68	cement	cement	NOUN
cet-13747	9	69	)	)	PUNCT
cet-13747	9	70	,	,	PUNCT
cet-13747	9	71	with	with	ADP
cet-13747	9	72	a	a	DET
cet-13747	9	73	particular	particular	ADJ
cet-13747	9	74	focus	focus	NOUN
cet-13747	9	75	on	on	ADP
cet-13747	9	76	finding	find	VERB
cet-13747	9	77	technical	technical	ADJ
cet-13747	9	78	gaps	gap	NOUN
cet-13747	9	79	in	in	ADP
cet-13747	9	80	materials	material	NOUN
cet-13747	9	81	installed	instal	VERB
cet-13747	9	82	in	in	ADP
cet-13747	9	83	already	already	ADV
cet-13747	9	84	existing	exist	VERB
cet-13747	9	85	wells	well	NOUN
cet-13747	9	86	.	.	PUNCT
cet-13747	10	1	this	this	DET
cet-13747	10	2	scope	scope	NOUN
cet-13747	10	3	of	of	ADP
cet-13747	10	4	work	work	NOUN
cet-13747	10	5	will	will	AUX
cet-13747	10	6	be	be	AUX
cet-13747	10	7	carried	carry	VERB
cet-13747	10	8	out	out	ADP
cet-13747	10	9	through	through	ADP
cet-13747	10	10	the	the	DET
cet-13747	10	11	analysis	analysis	NOUN
cet-13747	10	12	of	of	ADP
cet-13747	10	13	data	datum	NOUN
cet-13747	10	14	available	available	ADJ
cet-13747	10	15	in	in	ADP
cet-13747	10	16	the	the	DET
cet-13747	10	17	literature	literature	NOUN
cet-13747	10	18	and	and	CCONJ
cet-13747	10	19	technical	technical	ADJ
cet-13747	10	20	discussions	discussion	NOUN
cet-13747	10	21	with	with	ADP
cet-13747	10	22	some	some	PRON
cet-13747	10	23	of	of	ADP
cet-13747	10	24	the	the	DET
cet-13747	10	25	oil	oil	NOUN
cet-13747	10	26	&	&	CCONJ
cet-13747	10	27	gas	gas	NOUN
cet-13747	10	28	main	main	ADJ
cet-13747	10	29	service	service	NOUN
cet-13747	10	30	contractors	contractor	NOUN
cet-13747	10	31	.	.	PUNCT
cet-13747	11	1	at	at	ADP
cet-13747	11	2	present	present	ADJ
cet-13747	11	3	,	,	PUNCT
cet-13747	11	4	api	api	NOUN
cet-13747	11	5	steel	steel	NOUN
cet-13747	11	6	alloys	alloy	NOUN
cet-13747	11	7	normally	normally	ADV
cet-13747	11	8	deployed	deploy	VERB
cet-13747	11	9	in	in	ADP
cet-13747	11	10	underground	underground	ADJ
cet-13747	11	11	gas	gas	NOUN
cet-13747	11	12	storage	storage	NOUN
cet-13747	11	13	facilities	facility	NOUN
cet-13747	11	14	are	be	AUX
cet-13747	11	15	not	not	PART
cet-13747	11	16	tested	test	VERB
cet-13747	11	17	specifically	specifically	ADV
cet-13747	11	18	for	for	ADP
cet-13747	11	19	the	the	DET
cet-13747	11	20	storage	storage	NOUN
cet-13747	11	21	of	of	ADP
cet-13747	11	22	hydrogen	hydrogen	NOUN
cet-13747	11	23	or	or	CCONJ
cet-13747	11	24	hydrogen	hydrogen	NOUN
cet-13747	11	25	-	-	PUNCT
cet-13747	11	26	enriched	enrich	VERB
cet-13747	11	27	natural	natural	ADJ
cet-13747	11	28	gas	gas	NOUN
cet-13747	11	29	mixtures.as	mixtures.as	X
cet-13747	11	30	per	per	ADP
cet-13747	11	31	literature	literature	NOUN
cet-13747	11	32	analysis	analysis	NOUN
cet-13747	11	33	,	,	PUNCT
cet-13747	11	34	streams	stream	NOUN
cet-13747	11	35	with	with	ADP
cet-13747	11	36	h2	h2	NOUN
cet-13747	11	37	concentration	concentration	NOUN
cet-13747	11	38	less	less	ADJ
cet-13747	11	39	than	than	ADP
cet-13747	11	40	0.5	0.5	NUM
cet-13747	11	41	%	%	NOUN
cet-13747	11	42	look	look	VERB
cet-13747	11	43	not	not	PART
cet-13747	11	44	to	to	PART
cet-13747	11	45	be	be	AUX
cet-13747	11	46	critical	critical	ADJ
cet-13747	11	47	for	for	ADP
cet-13747	11	48	standard	standard	ADJ
cet-13747	11	49	well	well	ADJ
cet-13747	11	50	equipment	equipment	NOUN
cet-13747	11	51	.	.	PUNCT
cet-13747	12	1	on	on	ADP
cet-13747	12	2	the	the	DET
cet-13747	12	3	other	other	ADJ
cet-13747	12	4	hand	hand	NOUN
cet-13747	12	5	,	,	PUNCT
cet-13747	12	6	when	when	SCONJ
cet-13747	12	7	percentages	percentage	NOUN
cet-13747	12	8	of	of	ADP
cet-13747	12	9	hydrogen	hydrogen	NOUN
cet-13747	12	10	get	get	VERB
cet-13747	12	11	higher	high	ADJ
cet-13747	12	12	than	than	ADP
cet-13747	12	13	10	10	NUM
cet-13747	12	14	%	%	NOUN
cet-13747	12	15	,	,	PUNCT
cet-13747	12	16	only	only	ADV
cet-13747	12	17	a	a	DET
cet-13747	12	18	few	few	ADJ
cet-13747	12	19	studies	study	NOUN
cet-13747	12	20	are	be	AUX
cet-13747	12	21	available	available	ADJ
cet-13747	12	22	and	and	CCONJ
cet-13747	12	23	it	it	PRON
cet-13747	12	24	looks	look	VERB
cet-13747	12	25	that	that	SCONJ
cet-13747	12	26	the	the	DET
cet-13747	12	27	h2	h2	NOUN
cet-13747	12	28	effect	effect	NOUN
cet-13747	12	29	can	can	AUX
cet-13747	12	30	not	not	PART
cet-13747	12	31	be	be	AUX
cet-13747	12	32	considered	consider	VERB
cet-13747	12	33	negligible	negligible	ADJ
cet-13747	12	34	,	,	PUNCT
cet-13747	12	35	leading	lead	VERB
cet-13747	12	36	to	to	ADP
cet-13747	12	37	the	the	DET
cet-13747	12	38	consideration	consideration	NOUN
cet-13747	12	39	that	that	PRON
cet-13747	12	40	well	well	ADJ
cet-13747	12	41	components	component	NOUN
cet-13747	12	42	in	in	ADP
cet-13747	12	43	direct	direct	ADJ
cet-13747	12	44	contact	contact	NOUN
cet-13747	12	45	with	with	ADP
cet-13747	12	46	the	the	DET
cet-13747	12	47	fluid	fluid	NOUN
cet-13747	12	48	shall	shall	AUX
cet-13747	12	49	be	be	AUX
cet-13747	12	50	hydrogen	hydrogen	NOUN
cet-13747	12	51	resistant	resistant	ADJ
cet-13747	12	52	.	.	PUNCT
cet-13747	13	1	however	however	ADV
cet-13747	13	2	,	,	PUNCT
cet-13747	13	3	due	due	ADP
cet-13747	13	4	to	to	ADP
cet-13747	13	5	the	the	DET
cet-13747	13	6	lack	lack	NOUN
cet-13747	13	7	of	of	ADP
cet-13747	13	8	available	available	ADJ
cet-13747	13	9	data	datum	NOUN
cet-13747	13	10	,	,	PUNCT
cet-13747	13	11	ad	ad	X
cet-13747	13	12	hoc	hoc	X
cet-13747	13	13	tests	test	NOUN
cet-13747	13	14	are	be	AUX
cet-13747	13	15	recommended	recommend	VERB
cet-13747	13	16	.	.	PUNCT
cet-13747	14	1	1	1	X
cet-13747	14	2	.	.	X
cet-13747	14	3	well	well	ADJ
cet-13747	14	4	assessment	assessment	NOUN
cet-13747	14	5	for	for	ADP
cet-13747	14	6	uhs	uhs	PROPN
cet-13747	14	7	generally	generally	ADV
cet-13747	14	8	,	,	PUNCT
cet-13747	14	9	the	the	DET
cet-13747	14	10	completion	completion	NOUN
cet-13747	14	11	design	design	NOUN
cet-13747	14	12	for	for	ADP
cet-13747	14	13	typical	typical	ADJ
cet-13747	14	14	natural	natural	ADJ
cet-13747	14	15	gas	gas	NOUN
cet-13747	14	16	underground	underground	NOUN
cet-13747	14	17	storage	storage	NOUN
cet-13747	14	18	can	can	AUX
cet-13747	14	19	be	be	AUX
cet-13747	14	20	used	use	VERB
cet-13747	14	21	for	for	ADP
cet-13747	14	22	hydrogen	hydrogen	NOUN
cet-13747	14	23	storage	storage	NOUN
cet-13747	14	24	because	because	SCONJ
cet-13747	14	25	the	the	DET
cet-13747	14	26	safety	safety	NOUN
cet-13747	14	27	requirements	requirement	NOUN
cet-13747	14	28	are	be	AUX
cet-13747	14	29	independent	independent	ADJ
cet-13747	14	30	of	of	ADP
cet-13747	14	31	the	the	DET
cet-13747	14	32	type	type	NOUN
cet-13747	14	33	of	of	ADP
cet-13747	14	34	stored	store	VERB
cet-13747	14	35	media	medium	NOUN
cet-13747	14	36	.	.	PUNCT
cet-13747	15	1	however	however	ADV
cet-13747	15	2	,	,	PUNCT
cet-13747	15	3	hydrogen	hydrogen	NOUN
cet-13747	15	4	interactions	interaction	NOUN
cet-13747	15	5	in	in	ADP
cet-13747	15	6	uhs	uhs	PROPN
cet-13747	15	7	are	be	AUX
cet-13747	15	8	a	a	DET
cet-13747	15	9	perplexing	perplexing	ADJ
cet-13747	15	10	topic	topic	NOUN
cet-13747	15	11	due	due	ADP
cet-13747	15	12	to	to	ADP
cet-13747	15	13	their	their	PRON
cet-13747	15	14	foreign	foreign	ADJ
cet-13747	15	15	nature	nature	NOUN
cet-13747	15	16	and	and	CCONJ
cet-13747	15	17	therefore	therefore	ADV
cet-13747	15	18	their	their	PRON
cet-13747	15	19	behavior	behavior	NOUN
cet-13747	15	20	in	in	ADP
cet-13747	15	21	the	the	DET
cet-13747	15	22	subsurface	subsurface	NOUN
cet-13747	15	23	could	could	AUX
cet-13747	15	24	be	be	AUX
cet-13747	15	25	not	not	PART
cet-13747	15	26	predictable	predictable	ADJ
cet-13747	15	27	.	.	PUNCT
cet-13747	16	1	in	in	ADP
cet-13747	16	2	the	the	DET
cet-13747	16	3	subsurface	subsurface	NOUN
cet-13747	16	4	,	,	PUNCT
cet-13747	16	5	hydrogen	hydrogen	PROPN
cet-13747	16	6	can	can	AUX
cet-13747	16	7	instigate	instigate	VERB
cet-13747	16	8	several	several	ADJ
cet-13747	16	9	changes	change	NOUN
cet-13747	16	10	including	include	VERB
cet-13747	16	11	and	and	CCONJ
cet-13747	16	12	not	not	PART
cet-13747	16	13	limited	limit	VERB
cet-13747	16	14	to	to	ADP
cet-13747	16	15	promoting	promote	VERB
cet-13747	16	16	mineral	mineral	NOUN
cet-13747	16	17	precipitation	precipitation	NOUN
cet-13747	16	18	and	and	CCONJ
cet-13747	16	19	dissolution	dissolution	NOUN
cet-13747	16	20	in	in	ADP
cet-13747	16	21	cement	cement	NOUN
cet-13747	16	22	,	,	PUNCT
cet-13747	16	23	corrosion	corrosion	NOUN
cet-13747	16	24	of	of	ADP
cet-13747	16	25	steel	steel	NOUN
cet-13747	16	26	materials	material	NOUN
cet-13747	16	27	,	,	PUNCT
cet-13747	16	28	and	and	CCONJ
cet-13747	16	29	physical	physical	ADJ
cet-13747	16	30	and	and	CCONJ
cet-13747	16	31	chemical	chemical	NOUN
cet-13747	16	32	change	change	NOUN
cet-13747	16	33	in	in	ADP
cet-13747	16	34	elastomers	elastomer	NOUN
cet-13747	16	35	.	.	PUNCT
cet-13747	17	1	however	however	ADV
cet-13747	17	2	,	,	PUNCT
cet-13747	17	3	the	the	DET
cet-13747	17	4	sealing	sealing	NOUN
cet-13747	17	5	effectiveness	effectiveness	NOUN
cet-13747	17	6	and	and	CCONJ
cet-13747	17	7	corrosion	corrosion	NOUN
cet-13747	17	8	resistance	resistance	NOUN
cet-13747	17	9	of	of	ADP
cet-13747	17	10	all	all	DET
cet-13747	17	11	materials	material	NOUN
cet-13747	17	12	used	use	VERB
cet-13747	17	13	for	for	ADP
cet-13747	17	14	completion	completion	NOUN
cet-13747	17	15	(	(	PUNCT
cet-13747	17	16	steel	steel	NOUN
cet-13747	17	17	alloys	alloy	NOUN
cet-13747	17	18	,	,	PUNCT
cet-13747	17	19	cement	cement	NOUN
cet-13747	17	20	,	,	PUNCT
cet-13747	17	21	elastomers	elastomer	NOUN
cet-13747	17	22	,	,	PUNCT
cet-13747	17	23	and	and	CCONJ
cet-13747	17	24	seals	seal	NOUN
cet-13747	17	25	)	)	PUNCT
cet-13747	17	26	have	have	VERB
cet-13747	17	27	to	to	PART
cet-13747	17	28	be	be	AUX
cet-13747	17	29	guaranteed	guarantee	VERB
cet-13747	17	30	(	(	PUNCT
cet-13747	17	31	tritto	tritto	VERB
cet-13747	17	32	et	et	PROPN
cet-13747	17	33	.	.	PUNCT
cet-13747	18	1	al	al	PROPN
cet-13747	18	2	.	.	PROPN
cet-13747	18	3	,	,	PUNCT
cet-13747	18	4	2022	2022	NUM
cet-13747	18	5	)	)	PUNCT
cet-13747	18	6	.	.	PUNCT
cet-13747	19	1	therefore	therefore	ADV
cet-13747	19	2	,	,	PUNCT
cet-13747	19	3	an	an	DET
cet-13747	19	4	investigation	investigation	NOUN
cet-13747	19	5	is	be	AUX
cet-13747	19	6	required	require	VERB
cet-13747	19	7	into	into	ADP
cet-13747	19	8	this	this	DET
cet-13747	19	9	interaction	interaction	NOUN
cet-13747	19	10	to	to	PART
cet-13747	19	11	quantify	quantify	VERB
cet-13747	19	12	and	and	CCONJ
cet-13747	19	13	mitigate	mitigate	VERB
cet-13747	19	14	potential	potential	ADJ
cet-13747	19	15	integrity	integrity	NOUN
cet-13747	19	16	issues	issue	NOUN
cet-13747	19	17	of	of	ADP
cet-13747	19	18	uhs	uhs	PROPN
cet-13747	19	19	.	.	PUNCT
cet-13747	20	1	49	49	NUM
cet-13747	20	2	mailto:vanessa.silvia.iorio@eni.com	mailto:vanessa.silvia.iorio@eni.com	NOUN
cet-13747	20	3	2	2	NUM
cet-13747	20	4	.	.	PUNCT
cet-13747	20	5	metallurgy	metallurgy	NOUN
cet-13747	20	6	when	when	SCONJ
cet-13747	20	7	metals	metal	NOUN
cet-13747	20	8	are	be	AUX
cet-13747	20	9	exposed	expose	VERB
cet-13747	20	10	to	to	ADP
cet-13747	20	11	hydrogen	hydrogen	NOUN
cet-13747	20	12	,	,	PUNCT
cet-13747	20	13	their	their	PRON
cet-13747	20	14	mechanical	mechanical	ADJ
cet-13747	20	15	properties	property	NOUN
cet-13747	20	16	can	can	AUX
cet-13747	20	17	deteriorate	deteriorate	VERB
cet-13747	20	18	because	because	SCONJ
cet-13747	20	19	of	of	ADP
cet-13747	20	20	corrosion	corrosion	NOUN
cet-13747	20	21	events	event	NOUN
cet-13747	20	22	.	.	PUNCT
cet-13747	21	1	hydrogen	hydrogen	NOUN
cet-13747	21	2	can	can	AUX
cet-13747	21	3	be	be	AUX
cet-13747	21	4	introduced	introduce	VERB
cet-13747	21	5	into	into	ADP
cet-13747	21	6	the	the	DET
cet-13747	21	7	steel	steel	NOUN
cet-13747	21	8	lattice	lattice	NOUN
cet-13747	21	9	either	either	CCONJ
cet-13747	21	10	during	during	ADP
cet-13747	21	11	construction	construction	NOUN
cet-13747	21	12	(	(	PUNCT
cet-13747	21	13	steel	steel	NOUN
cet-13747	21	14	making	making	NOUN
cet-13747	21	15	or	or	CCONJ
cet-13747	21	16	welding	welding	NOUN
cet-13747	21	17	)	)	PUNCT
cet-13747	21	18	,	,	PUNCT
cet-13747	21	19	as	as	ADP
cet-13747	21	20	a	a	DET
cet-13747	21	21	result	result	NOUN
cet-13747	21	22	of	of	ADP
cet-13747	21	23	corrosion	corrosion	NOUN
cet-13747	21	24	(	(	PUNCT
cet-13747	21	25	particularly	particularly	ADV
cet-13747	21	26	in	in	ADP
cet-13747	21	27	the	the	DET
cet-13747	21	28	presence	presence	NOUN
cet-13747	21	29	of	of	ADP
cet-13747	21	30	hydrogen	hydrogen	NOUN
cet-13747	21	31	sulphide	sulphide	NOUN
cet-13747	21	32	)	)	PUNCT
cet-13747	21	33	,	,	PUNCT
cet-13747	21	34	or	or	CCONJ
cet-13747	21	35	directly	directly	ADV
cet-13747	21	36	through	through	ADP
cet-13747	21	37	dissociation	dissociation	NOUN
cet-13747	21	38	of	of	ADP
cet-13747	21	39	gaseous	gaseous	ADJ
cet-13747	21	40	hydrogen	hydrogen	NOUN
cet-13747	21	41	at	at	ADP
cet-13747	21	42	the	the	DET
cet-13747	21	43	steel	steel	NOUN
cet-13747	21	44	surface	surface	NOUN
cet-13747	21	45	through	through	ADP
cet-13747	21	46	sieverts	sievert	NOUN
cet-13747	21	47	’	'	PUNCT
cet-13747	21	48	law	law	NOUN
cet-13747	21	49	.	.	PUNCT
cet-13747	22	1	historically	historically	ADV
cet-13747	22	2	the	the	DET
cet-13747	22	3	effects	effect	NOUN
cet-13747	22	4	of	of	ADP
cet-13747	22	5	construction	construction	NOUN
cet-13747	22	6	and	and	CCONJ
cet-13747	22	7	corrosion	corrosion	NOUN
cet-13747	22	8	-	-	PUNCT
cet-13747	22	9	related	relate	VERB
cet-13747	22	10	hydrogen	hydrogen	NOUN
cet-13747	22	11	have	have	AUX
cet-13747	22	12	been	be	AUX
cet-13747	22	13	mitigated	mitigate	VERB
cet-13747	22	14	either	either	CCONJ
cet-13747	22	15	through	through	ADP
cet-13747	22	16	enhanced	enhance	VERB
cet-13747	22	17	process	process	NOUN
cet-13747	22	18	controls	control	NOUN
cet-13747	22	19	(	(	PUNCT
cet-13747	22	20	e.g.	e.g.	ADV
cet-13747	22	21	the	the	DET
cet-13747	22	22	use	use	NOUN
cet-13747	22	23	of	of	ADP
cet-13747	22	24	low	low	ADJ
cet-13747	22	25	hydrogen	hydrogen	NOUN
cet-13747	22	26	welding	welding	NOUN
cet-13747	22	27	techniques	technique	NOUN
cet-13747	22	28	or	or	CCONJ
cet-13747	22	29	“	"	PUNCT
cet-13747	22	30	hydrogen	hydrogen	NOUN
cet-13747	22	31	bake	bake	NOUN
cet-13747	22	32	-	-	PUNCT
cet-13747	22	33	out	out	ADP
cet-13747	22	34	”	"	PUNCT
cet-13747	22	35	heat	heat	NOUN
cet-13747	22	36	treatments	treatment	NOUN
cet-13747	22	37	)	)	PUNCT
cet-13747	22	38	or	or	CCONJ
cet-13747	22	39	through	through	ADP
cet-13747	22	40	the	the	DET
cet-13747	22	41	use	use	NOUN
cet-13747	22	42	of	of	ADP
cet-13747	22	43	tailored	tailored	ADJ
cet-13747	22	44	“	"	PUNCT
cet-13747	22	45	sour	sour	ADJ
cet-13747	22	46	service	service	NOUN
cet-13747	22	47	”	"	PUNCT
cet-13747	22	48	steels	steel	NOUN
cet-13747	22	49	with	with	ADP
cet-13747	22	50	microstructures	microstructure	NOUN
cet-13747	22	51	specifically	specifically	ADV
cet-13747	22	52	designed	design	VERB
cet-13747	22	53	to	to	PART
cet-13747	22	54	be	be	AUX
cet-13747	22	55	resistant	resistant	ADJ
cet-13747	22	56	to	to	ADP
cet-13747	22	57	hydrogen	hydrogen	NOUN
cet-13747	22	58	cracking	cracking	NOUN
cet-13747	22	59	.	.	PUNCT
cet-13747	23	1	there	there	PRON
cet-13747	23	2	are	be	VERB
cet-13747	23	3	different	different	ADJ
cet-13747	23	4	mechanisms	mechanism	NOUN
cet-13747	23	5	of	of	ADP
cet-13747	23	6	hydrogen	hydrogen	NOUN
cet-13747	23	7	damage	damage	NOUN
cet-13747	23	8	(	(	PUNCT
cet-13747	23	9	figure	figure	NOUN
cet-13747	23	10	1	1	NUM
cet-13747	23	11	and	and	CCONJ
cet-13747	23	12	figure	figure	VERB
cet-13747	23	13	2	2	NUM
cet-13747	23	14	):	):	PUNCT
cet-13747	23	15	•	•	NUM
cet-13747	23	16	hydrogen	hydrogen	NOUN
cet-13747	23	17	embrittlement	embrittlement	NOUN
cet-13747	23	18	(	(	PUNCT
cet-13747	23	19	he	he	PRON
cet-13747	23	20	)	)	PUNCT
cet-13747	23	21	or	or	CCONJ
cet-13747	23	22	hydrogen	hydrogen	NOUN
cet-13747	23	23	stress	stress	NOUN
cet-13747	23	24	cracking	cracking	NOUN
cet-13747	23	25	(	(	PUNCT
cet-13747	23	26	hsc	hsc	PROPN
cet-13747	23	27	):	):	PUNCT
cet-13747	23	28	it	it	PRON
cet-13747	23	29	happens	happen	VERB
cet-13747	23	30	when	when	SCONJ
cet-13747	23	31	hydrogen	hydrogen	NOUN
cet-13747	23	32	and	and	CCONJ
cet-13747	23	33	stress	stress	NOUN
cet-13747	23	34	are	be	AUX
cet-13747	23	35	simultaneously	simultaneously	ADV
cet-13747	23	36	present	present	ADJ
cet-13747	23	37	in	in	ADP
cet-13747	23	38	a	a	DET
cet-13747	23	39	susceptible	susceptible	ADJ
cet-13747	23	40	material	material	NOUN
cet-13747	23	41	above	above	ADP
cet-13747	23	42	a	a	DET
cet-13747	23	43	critical	critical	ADJ
cet-13747	23	44	value	value	NOUN
cet-13747	23	45	.	.	PUNCT
cet-13747	24	1	the	the	DET
cet-13747	24	2	presence	presence	NOUN
cet-13747	24	3	of	of	ADP
cet-13747	24	4	hydrogen	hydrogen	NOUN
cet-13747	24	5	in	in	ADP
cet-13747	24	6	the	the	DET
cet-13747	24	7	bulk	bulk	ADJ
cet-13747	24	8	structure	structure	NOUN
cet-13747	24	9	of	of	ADP
cet-13747	24	10	the	the	DET
cet-13747	24	11	material	material	NOUN
cet-13747	24	12	makes	make	VERB
cet-13747	24	13	it	it	PRON
cet-13747	24	14	to	to	PART
cet-13747	24	15	be	be	AUX
cet-13747	24	16	less	less	ADV
cet-13747	24	17	ductile	ductile	NOUN
cet-13747	24	18	(	(	PUNCT
cet-13747	24	19	i.e.	i.e.	X
cet-13747	24	20	more	more	ADV
cet-13747	24	21	fragile	fragile	ADJ
cet-13747	24	22	)	)	PUNCT
cet-13747	24	23	and	and	CCONJ
cet-13747	24	24	with	with	ADP
cet-13747	24	25	less	less	ADJ
cet-13747	24	26	resistance	resistance	NOUN
cet-13747	24	27	to	to	PART
cet-13747	24	28	tensile	tensile	VERB
cet-13747	24	29	stress	stress	NOUN
cet-13747	24	30	.	.	PUNCT
cet-13747	25	1	for	for	ADP
cet-13747	25	2	hydrogen	hydrogen	NOUN
cet-13747	25	3	,	,	PUNCT
cet-13747	25	4	embrittlement	embrittlement	NOUN
cet-13747	25	5	failure	failure	NOUN
cet-13747	25	6	happens	happen	VERB
cet-13747	25	7	in	in	ADP
cet-13747	25	8	specific	specific	ADJ
cet-13747	25	9	conditions	condition	NOUN
cet-13747	25	10	are	be	AUX
cet-13747	25	11	required	require	VERB
cet-13747	25	12	a	a	DET
cet-13747	25	13	critical	critical	ADJ
cet-13747	25	14	concentration	concentration	NOUN
cet-13747	25	15	of	of	ADP
cet-13747	25	16	hydrogen	hydrogen	NOUN
cet-13747	25	17	,	,	PUNCT
cet-13747	25	18	the	the	DET
cet-13747	25	19	strength	strength	NOUN
cet-13747	25	20	level	level	NOUN
cet-13747	25	21	and	and	CCONJ
cet-13747	25	22	the	the	DET
cet-13747	25	23	microstructure	microstructure	NOUN
cet-13747	25	24	of	of	ADP
cet-13747	25	25	the	the	DET
cet-13747	25	26	steel	steel	NOUN
cet-13747	25	27	/	/	SYM
cet-13747	25	28	alloy	alloy	NOUN
cet-13747	25	29	must	must	AUX
cet-13747	25	30	be	be	AUX
cet-13747	25	31	susceptible	susceptible	ADJ
cet-13747	25	32	to	to	ADP
cet-13747	25	33	embrittlement	embrittlement	NOUN
cet-13747	25	34	,	,	PUNCT
cet-13747	25	35	and	and	CCONJ
cet-13747	25	36	stress	stress	NOUN
cet-13747	25	37	above	above	ADP
cet-13747	25	38	the	the	DET
cet-13747	25	39	threshold	threshold	NOUN
cet-13747	25	40	for	for	SCONJ
cet-13747	25	41	he	he	PRON
cet-13747	25	42	must	must	AUX
cet-13747	25	43	be	be	AUX
cet-13747	25	44	present	present	ADJ
cet-13747	25	45	from	from	ADP
cet-13747	25	46	residual	residual	ADJ
cet-13747	25	47	stresses	stress	NOUN
cet-13747	25	48	and/or	and/or	CCONJ
cet-13747	25	49	applied	apply	VERB
cet-13747	25	50	stresses	stress	NOUN
cet-13747	25	51	.	.	PUNCT
cet-13747	26	1	•	•	NUM
cet-13747	26	2	hydrogen	hydrogen	NOUN
cet-13747	26	3	-	-	PUNCT
cet-13747	26	4	induced	induce	VERB
cet-13747	26	5	cracking	cracking	NOUN
cet-13747	26	6	(	(	PUNCT
cet-13747	26	7	hic	hic	ADJ
cet-13747	26	8	):	):	PUNCT
cet-13747	26	9	it	it	PRON
cet-13747	26	10	happens	happen	VERB
cet-13747	26	11	when	when	SCONJ
cet-13747	26	12	atomic	atomic	ADJ
cet-13747	26	13	hydrogen	hydrogen	NOUN
cet-13747	26	14	penetrates	penetrate	VERB
cet-13747	26	15	inside	inside	ADP
cet-13747	26	16	the	the	DET
cet-13747	26	17	material	material	NOUN
cet-13747	26	18	and	and	CCONJ
cet-13747	26	19	recombines	recombine	NOUN
cet-13747	26	20	to	to	PART
cet-13747	26	21	form	form	VERB
cet-13747	26	22	molecular	molecular	ADJ
cet-13747	26	23	hydrogen	hydrogen	NOUN
cet-13747	26	24	which	which	PRON
cet-13747	26	25	allocates	allocate	VERB
cet-13747	26	26	in	in	ADP
cet-13747	26	27	material	material	NOUN
cet-13747	26	28	defects	defect	NOUN
cet-13747	26	29	.	.	PUNCT
cet-13747	27	1	this	this	PRON
cet-13747	27	2	leads	lead	VERB
cet-13747	27	3	to	to	ADP
cet-13747	27	4	changes	change	NOUN
cet-13747	27	5	in	in	ADP
cet-13747	27	6	the	the	DET
cet-13747	27	7	internal	internal	ADJ
cet-13747	27	8	stress	stress	NOUN
cet-13747	27	9	condition	condition	NOUN
cet-13747	27	10	of	of	ADP
cet-13747	27	11	the	the	DET
cet-13747	27	12	material	material	NOUN
cet-13747	27	13	generating	generating	NOUN
cet-13747	27	14	cracks	crack	NOUN
cet-13747	27	15	sometimes	sometimes	ADV
cet-13747	27	16	visible	visible	ADJ
cet-13747	27	17	as	as	ADP
cet-13747	27	18	blisters	blister	NOUN
cet-13747	27	19	on	on	ADP
cet-13747	27	20	the	the	DET
cet-13747	27	21	material	material	NOUN
cet-13747	27	22	surface	surface	NOUN
cet-13747	27	23	.	.	PUNCT
cet-13747	28	1	this	this	DET
cet-13747	28	2	type	type	NOUN
cet-13747	28	3	of	of	ADP
cet-13747	28	4	damage	damage	NOUN
cet-13747	28	5	can	can	AUX
cet-13747	28	6	occur	occur	VERB
cet-13747	28	7	at	at	ADP
cet-13747	28	8	relatively	relatively	ADV
cet-13747	28	9	low	low	ADJ
cet-13747	28	10	temperatures	temperature	NOUN
cet-13747	28	11	,	,	PUNCT
cet-13747	28	12	and	and	CCONJ
cet-13747	28	13	it	it	PRON
cet-13747	28	14	does	do	AUX
cet-13747	28	15	not	not	PART
cet-13747	28	16	require	require	VERB
cet-13747	28	17	the	the	DET
cet-13747	28	18	presence	presence	NOUN
cet-13747	28	19	of	of	ADP
cet-13747	28	20	external	external	ADJ
cet-13747	28	21	stress	stress	NOUN
cet-13747	28	22	.	.	PUNCT
cet-13747	29	1	•	•	NUM
cet-13747	29	2	hydrogen	hydrogen	NOUN
cet-13747	29	3	reactions	reaction	NOUN
cet-13747	29	4	:	:	PUNCT
cet-13747	29	5	hydrogen	hydrogen	NOUN
cet-13747	29	6	can	can	AUX
cet-13747	29	7	react	react	VERB
cet-13747	29	8	with	with	ADP
cet-13747	29	9	metals	metal	NOUN
cet-13747	29	10	to	to	PART
cet-13747	29	11	form	form	VERB
cet-13747	29	12	hydrides	hydride	NOUN
cet-13747	29	13	.	.	PUNCT
cet-13747	30	1	hydrides	hydride	NOUN
cet-13747	30	2	are	be	AUX
cet-13747	30	3	brittle	brittle	ADJ
cet-13747	30	4	phases	phase	NOUN
cet-13747	30	5	that	that	PRON
cet-13747	30	6	allow	allow	VERB
cet-13747	30	7	cracks	crack	NOUN
cet-13747	30	8	to	to	PART
cet-13747	30	9	propagate	propagate	VERB
cet-13747	30	10	in	in	ADP
cet-13747	30	11	a	a	DET
cet-13747	30	12	brittle	brittle	ADJ
cet-13747	30	13	manner	manner	NOUN
cet-13747	30	14	.	.	PUNCT
cet-13747	31	1	not	not	PART
cet-13747	31	2	all	all	DET
cet-13747	31	3	alloys	alloy	NOUN
cet-13747	31	4	are	be	AUX
cet-13747	31	5	prone	prone	ADJ
cet-13747	31	6	to	to	ADP
cet-13747	31	7	form	form	NOUN
cet-13747	31	8	hydrides	hydride	NOUN
cet-13747	31	9	;	;	PUNCT
cet-13747	31	10	for	for	ADP
cet-13747	31	11	example	example	NOUN
cet-13747	31	12	,	,	PUNCT
cet-13747	31	13	steel	steel	NOUN
cet-13747	31	14	does	do	AUX
cet-13747	31	15	n’t	not	PART
cet-13747	31	16	easily	easily	ADV
cet-13747	31	17	form	form	VERB
cet-13747	31	18	hydrides	hydride	NOUN
cet-13747	31	19	while	while	SCONJ
cet-13747	31	20	e.g.	e.g.	ADV
cet-13747	31	21	vanadium	vanadium	NOUN
cet-13747	31	22	,	,	PUNCT
cet-13747	31	23	zirconium	zirconium	NOUN
cet-13747	31	24	,	,	PUNCT
cet-13747	31	25	and	and	CCONJ
cet-13747	31	26	magnesium	magnesium	NOUN
cet-13747	31	27	alloys	alloy	NOUN
cet-13747	31	28	do	do	VERB
cet-13747	31	29	.	.	PUNCT
cet-13747	32	1	•	•	NUM
cet-13747	32	2	high	high	ADJ
cet-13747	32	3	-	-	PUNCT
cet-13747	32	4	temperature	temperature	NOUN
cet-13747	32	5	hydrogen	hydrogen	NOUN
cet-13747	32	6	attack	attack	NOUN
cet-13747	32	7	:	:	PUNCT
cet-13747	32	8	atomic	atomic	ADJ
cet-13747	32	9	hydrogen	hydrogen	NOUN
cet-13747	32	10	reacts	react	VERB
cet-13747	32	11	with	with	ADP
cet-13747	32	12	carbon	carbon	NOUN
cet-13747	32	13	inside	inside	ADP
cet-13747	32	14	the	the	DET
cet-13747	32	15	metal	metal	NOUN
cet-13747	32	16	forming	form	VERB
cet-13747	32	17	methane	methane	NOUN
cet-13747	32	18	and	and	CCONJ
cet-13747	32	19	changing	change	VERB
cet-13747	32	20	the	the	DET
cet-13747	32	21	original	original	ADJ
cet-13747	32	22	structure	structure	NOUN
cet-13747	32	23	of	of	ADP
cet-13747	32	24	materials	material	NOUN
cet-13747	32	25	.	.	PUNCT
cet-13747	33	1	figure	figure	NOUN
cet-13747	33	2	1	1	NUM
cet-13747	33	3	–	–	PUNCT
cet-13747	33	4	blistering	blister	VERB
cet-13747	33	5	and	and	CCONJ
cet-13747	33	6	embrittlement	embrittlement	NOUN
cet-13747	33	7	mechanisms	mechanism	NOUN
cet-13747	33	8	of	of	ADP
cet-13747	33	9	metals	metal	NOUN
cet-13747	33	10	in	in	ADP
cet-13747	33	11	h2	h2	NOUN
cet-13747	33	12	environment	environment	NOUN
cet-13747	33	13	figure	figure	NOUN
cet-13747	33	14	2	2	NUM
cet-13747	33	15	–	–	PUNCT
cet-13747	33	16	stages	stage	NOUN
cet-13747	33	17	of	of	ADP
cet-13747	33	18	hydrogen	hydrogen	NOUN
cet-13747	33	19	interactions	interaction	NOUN
cet-13747	33	20	with	with	ADP
cet-13747	33	21	steel	steel	NOUN
cet-13747	33	22	among	among	ADP
cet-13747	33	23	the	the	DET
cet-13747	33	24	listed	list	VERB
cet-13747	33	25	effects	effect	NOUN
cet-13747	33	26	the	the	DET
cet-13747	33	27	storage	storage	NOUN
cet-13747	33	28	of	of	ADP
cet-13747	33	29	hydrogen	hydrogen	NOUN
cet-13747	33	30	can	can	AUX
cet-13747	33	31	face	face	VERB
cet-13747	33	32	is	be	AUX
cet-13747	33	33	mainly	mainly	ADV
cet-13747	33	34	hydrogen	hydrogen	NOUN
cet-13747	33	35	embrittlement	embrittlement	NOUN
cet-13747	33	36	and	and	CCONJ
cet-13747	33	37	hydrogeninduced	hydrogeninduce	VERB
cet-13747	33	38	cracking	cracking	NOUN
cet-13747	33	39	.	.	PUNCT
cet-13747	34	1	from	from	ADP
cet-13747	34	2	the	the	DET
cet-13747	34	3	state	state	NOUN
cet-13747	34	4	of	of	ADP
cet-13747	34	5	the	the	DET
cet-13747	34	6	art	art	NOUN
cet-13747	34	7	,	,	PUNCT
cet-13747	34	8	there	there	PRON
cet-13747	34	9	is	be	VERB
cet-13747	34	10	evidence	evidence	NOUN
cet-13747	34	11	that	that	SCONJ
cet-13747	34	12	some	some	DET
cet-13747	34	13	kinds	kind	NOUN
cet-13747	34	14	of	of	ADP
cet-13747	34	15	alloys	alloy	NOUN
cet-13747	34	16	are	be	AUX
cet-13747	34	17	not	not	PART
cet-13747	34	18	affected	affect	VERB
cet-13747	34	19	by	by	ADP
cet-13747	34	20	h2	h2	PROPN
cet-13747	34	21	at	at	ADP
cet-13747	34	22	the	the	DET
cet-13747	34	23	specific	specific	ADJ
cet-13747	34	24	conditions	condition	NOUN
cet-13747	34	25	of	of	ADP
cet-13747	34	26	pressure	pressure	NOUN
cet-13747	34	27	and	and	CCONJ
cet-13747	34	28	temperature	temperature	NOUN
cet-13747	34	29	.	.	PUNCT
cet-13747	35	1	according	accord	VERB
cet-13747	35	2	to	to	ADP
cet-13747	35	3	different	different	ADJ
cet-13747	35	4	studies	study	NOUN
cet-13747	35	5	steel	steel	NOUN
cet-13747	35	6	alloys	alloy	NOUN
cet-13747	35	7	for	for	ADP
cet-13747	35	8	testing	test	VERB
cet-13747	35	9	h2	h2	NOUN
cet-13747	35	10	damage	damage	NOUN
cet-13747	35	11	must	must	AUX
cet-13747	35	12	be	be	AUX
cet-13747	35	13	the	the	DET
cet-13747	35	14	following	follow	VERB
cet-13747	35	15	api	api	NOUN
cet-13747	35	16	5ct	5ct	ADJ
cet-13747	35	17	/	/	SYM
cet-13747	35	18	iso	iso	NOUN
cet-13747	35	19	11960	11960	NUM
cet-13747	35	20	.	.	PUNCT
cet-13747	36	1	the	the	DET
cet-13747	36	2	grades	grade	NOUN
cet-13747	36	3	considered	consider	VERB
cet-13747	36	4	suitable	suitable	ADJ
cet-13747	36	5	for	for	ADP
cet-13747	36	6	h2s	h2s	NOUN
cet-13747	36	7	environment	environment	NOUN
cet-13747	36	8	in	in	ADP
cet-13747	36	9	all	all	DET
cet-13747	36	10	conditions	condition	NOUN
cet-13747	36	11	in	in	ADP
cet-13747	36	12	terms	term	NOUN
cet-13747	36	13	of	of	ADP
cet-13747	36	14	pph2s	pph2s	NOUN
cet-13747	36	15	and	and	CCONJ
cet-13747	36	16	temperature	temperature	NOUN
cet-13747	36	17	could	could	AUX
cet-13747	36	18	be	be	AUX
cet-13747	36	19	used	use	VERB
cet-13747	36	20	also	also	ADV
cet-13747	36	21	in	in	ADP
cet-13747	36	22	uhs	uhs	PROPN
cet-13747	36	23	.	.	PUNCT
cet-13747	37	1	asme	asme	PROPN
cet-13747	37	2	b31.12	b31.12	PROPN
cet-13747	37	3	is	be	AUX
cet-13747	37	4	the	the	DET
cet-13747	37	5	only	only	ADJ
cet-13747	37	6	existing	exist	VERB
cet-13747	37	7	code	code	NOUN
cet-13747	37	8	regarding	regard	VERB
cet-13747	37	9	pipelines	pipeline	NOUN
cet-13747	37	10	for	for	ADP
cet-13747	37	11	hydrogen	hydrogen	NOUN
cet-13747	37	12	service	service	NOUN
cet-13747	37	13	and	and	CCONJ
cet-13747	37	14	poses	pose	VERB
cet-13747	37	15	strict	strict	ADJ
cet-13747	37	16	limits	limit	NOUN
cet-13747	37	17	to	to	ADP
cet-13747	37	18	the	the	DET
cet-13747	37	19	maximum	maximum	ADJ
cet-13747	37	20	operating	operating	NOUN
cet-13747	37	21	pressure	pressure	NOUN
cet-13747	37	22	and	and	CCONJ
cet-13747	37	23	the	the	DET
cet-13747	37	24	design	design	NOUN
cet-13747	37	25	pressure	pressure	NOUN
cet-13747	37	26	depending	depend	VERB
cet-13747	37	27	on	on	ADP
cet-13747	37	28	steel	steel	NOUN
cet-13747	37	29	grade	grade	NOUN
cet-13747	37	30	and	and	CCONJ
cet-13747	37	31	material	material	NOUN
cet-13747	37	32	properties	property	NOUN
cet-13747	37	33	characterization	characterization	NOUN
cet-13747	37	34	,	,	PUNCT
cet-13747	37	35	both	both	PRON
cet-13747	37	36	for	for	ADP
cet-13747	37	37	new	new	ADJ
cet-13747	37	38	and	and	CCONJ
cet-13747	37	39	repurposed	repurposed	ADJ
cet-13747	37	40	pipelines	pipeline	NOUN
cet-13747	37	41	.	.	PUNCT
cet-13747	38	1	asme	asme	PROPN
cet-13747	38	2	b31.12	b31.12	PROPN
cet-13747	38	3	code	code	PROPN
cet-13747	38	4	requires	require	VERB
cet-13747	38	5	determining	determine	VERB
cet-13747	38	6	kih	kih	PROPN
cet-13747	38	7	(	(	PUNCT
cet-13747	38	8	the	the	DET
cet-13747	38	9	threshold	threshold	NOUN
cet-13747	38	10	fracture	fracture	NOUN
cet-13747	38	11	toughness	toughness	NOUN
cet-13747	38	12	in	in	ADP
cet-13747	38	13	presence	presence	NOUN
cet-13747	38	14	of	of	ADP
cet-13747	38	15	hydrogen	hydrogen	NOUN
cet-13747	38	16	)	)	PUNCT
cet-13747	38	17	and	and	CCONJ
cet-13747	38	18	to	to	PART
cet-13747	38	19	characterize	characterize	VERB
cet-13747	38	20	material	material	NOUN
cet-13747	38	21	fatigue	fatigue	NOUN
cet-13747	38	22	behavior	behavior	NOUN
cet-13747	38	23	,	,	PUNCT
cet-13747	38	24	with	with	ADP
cet-13747	38	25	longterm	longterm	PROPN
cet-13747	38	26	testing	testing	NOUN
cet-13747	38	27	(	(	PUNCT
cet-13747	38	28	1000h	1000h	NUM
cet-13747	38	29	)	)	PUNCT
cet-13747	38	30	in	in	ADP
cet-13747	38	31	high	high	ADJ
cet-13747	38	32	-	-	PUNCT
cet-13747	38	33	pressure	pressure	NOUN
cet-13747	38	34	gaseous	gaseous	ADJ
cet-13747	38	35	environments	environment	NOUN
cet-13747	38	36	.	.	PUNCT
cet-13747	39	1	this	this	PRON
cet-13747	39	2	is	be	AUX
cet-13747	39	3	very	very	ADV
cet-13747	39	4	time	time	NOUN
cet-13747	39	5	-	-	PUNCT
cet-13747	39	6	consuming	consume	VERB
cet-13747	39	7	,	,	PUNCT
cet-13747	39	8	moreover	moreover	ADV
cet-13747	39	9	,	,	PUNCT
cet-13747	39	10	only	only	ADV
cet-13747	39	11	a	a	DET
cet-13747	39	12	few	few	ADJ
cet-13747	39	13	laboratories	laboratory	NOUN
cet-13747	39	14	can	can	AUX
cet-13747	39	15	perform	perform	VERB
cet-13747	39	16	such	such	ADJ
cet-13747	39	17	tests	test	NOUN
cet-13747	39	18	.	.	PUNCT
cet-13747	40	1	an	an	DET
cet-13747	40	2	alternative	alternative	NOUN
cet-13747	40	3	is	be	AUX
cet-13747	40	4	proposed	propose	VERB
cet-13747	40	5	by	by	ADP
cet-13747	40	6	eni	eni	NOUN
cet-13747	40	7	which	which	PRON
cet-13747	40	8	envisions	envision	VERB
cet-13747	40	9	the	the	DET
cet-13747	40	10	use	use	NOUN
cet-13747	40	11	of	of	ADP
cet-13747	40	12	electrochemical	electrochemical	ADJ
cet-13747	40	13	techniques	technique	NOUN
cet-13747	40	14	.	.	PUNCT
cet-13747	41	1	the	the	DET
cet-13747	41	2	hydrogen	hydrogen	NOUN
cet-13747	41	3	atmosphere	atmosphere	NOUN
cet-13747	41	4	is	be	AUX
cet-13747	41	5	simulated	simulate	VERB
cet-13747	41	6	by	by	ADP
cet-13747	41	7	generating	generate	VERB
cet-13747	41	8	hydrogen	hydrogen	NOUN
cet-13747	41	9	molecules	molecule	NOUN
cet-13747	41	10	on	on	ADP
cet-13747	41	11	the	the	DET
cet-13747	41	12	surface	surface	NOUN
cet-13747	41	13	of	of	ADP
cet-13747	41	14	the	the	DET
cet-13747	41	15	specimens	specimen	NOUN
cet-13747	41	16	in	in	ADP
cet-13747	41	17	an	an	DET
cet-13747	41	18	electrochemical	electrochemical	ADJ
cet-13747	41	19	cell	cell	NOUN
cet-13747	41	20	and	and	CCONJ
cet-13747	41	21	diffusible	diffusible	ADJ
cet-13747	41	22	h2	h2	NOUN
cet-13747	41	23	average	average	ADJ
cet-13747	41	24	concentration	concentration	NOUN
cet-13747	41	25	in	in	ADP
cet-13747	41	26	the	the	DET
cet-13747	41	27	metal	metal	NOUN
cet-13747	41	28	lattice	lattice	NOUN
cet-13747	41	29	is	be	AUX
cet-13747	41	30	estimated	estimate	VERB
cet-13747	41	31	by	by	ADP
cet-13747	41	32	electrochemical	electrochemical	ADJ
cet-13747	41	33	oxidation	oxidation	NOUN
cet-13747	41	34	to	to	PART
cet-13747	41	35	obtain	obtain	VERB
cet-13747	41	36	hydrogen	hydrogen	NOUN
cet-13747	41	37	outgassing	outgas	VERB
cet-13747	41	38	current	current	ADJ
cet-13747	41	39	.	.	PUNCT
cet-13747	42	1	fracture	fracture	NOUN
cet-13747	42	2	mechanics	mechanic	NOUN
cet-13747	42	3	compact	compact	ADJ
cet-13747	42	4	tension	tension	NOUN
cet-13747	42	5	specimens	specimen	NOUN
cet-13747	42	6	are	be	AUX
cet-13747	42	7	cathodically	cathodically	ADV
cet-13747	42	8	charged	charge	VERB
cet-13747	42	9	in	in	ADP
cet-13747	42	10	an	an	DET
cet-13747	42	11	aqueous	aqueous	ADJ
cet-13747	42	12	solution	solution	NOUN
cet-13747	42	13	,	,	PUNCT
cet-13747	42	14	providing	provide	VERB
cet-13747	42	15	hydrogen	hydrogen	NOUN
cet-13747	42	16	with	with	ADP
cet-13747	42	17	a	a	DET
cet-13747	42	18	chemical	chemical	ADJ
cet-13747	42	19	activity	activity	NOUN
cet-13747	42	20	comparable	comparable	ADJ
cet-13747	42	21	to	to	ADP
cet-13747	42	22	the	the	DET
cet-13747	42	23	one	one	NOUN
cet-13747	42	24	in	in	ADP
cet-13747	42	25	a	a	DET
cet-13747	42	26	pressurized	pressurize	VERB
cet-13747	42	27	gaseous	gaseous	ADJ
cet-13747	42	28	atmosphere	atmosphere	NOUN
cet-13747	42	29	.	.	PUNCT
cet-13747	43	1	fracture	fracture	ADJ
cet-13747	43	2	mechanics	mechanic	NOUN
cet-13747	43	3	tests	test	NOUN
cet-13747	43	4	are	be	AUX
cet-13747	43	5	then	then	ADV
cet-13747	43	6	performed	perform	VERB
cet-13747	43	7	to	to	PART
cet-13747	43	8	determine	determine	VERB
cet-13747	43	9	fracture	fracture	ADJ
cet-13747	43	10	toughness	toughness	NOUN
cet-13747	43	11	using	use	VERB
cet-13747	43	12	of	of	ADP
cet-13747	43	13	jc	jc	PROPN
cet-13747	43	14	fracture	fracture	PROPN
cet-13747	43	15	toughness	toughness	NOUN
cet-13747	43	16	.	.	PUNCT
cet-13747	44	1	the	the	DET
cet-13747	44	2	electrochemical	electrochemical	ADJ
cet-13747	44	3	charging	charging	NOUN
cet-13747	44	4	allows	allow	VERB
cet-13747	44	5	a	a	DET
cet-13747	44	6	pre	pre	NOUN
cet-13747	44	7	-	-	NOUN
cet-13747	44	8	characterization	characterization	NOUN
cet-13747	44	9	of	of	ADP
cet-13747	44	10	materials	material	NOUN
cet-13747	44	11	so	so	SCONJ
cet-13747	44	12	that	that	SCONJ
cet-13747	44	13	the	the	DET
cet-13747	44	14	extensive	extensive	ADJ
cet-13747	44	15	and	and	CCONJ
cet-13747	44	16	demanding	demanding	ADJ
cet-13747	44	17	tests	test	NOUN
cet-13747	44	18	required	require	VERB
cet-13747	44	19	for	for	ADP
cet-13747	44	20	their	their	PRON
cet-13747	44	21	full	full	ADJ
cet-13747	44	22	qualification	qualification	NOUN
cet-13747	44	23	are	be	AUX
cet-13747	44	24	applied	apply	VERB
cet-13747	44	25	only	only	ADV
cet-13747	44	26	to	to	ADP
cet-13747	44	27	the	the	DET
cet-13747	44	28	most	most	ADV
cet-13747	44	29	promising	promising	ADJ
cet-13747	44	30	ones	one	NOUN
cet-13747	44	31	with	with	ADP
cet-13747	44	32	low	low	ADJ
cet-13747	44	33	probabilities	probability	NOUN
cet-13747	44	34	of	of	ADP
cet-13747	44	35	50	50	NUM
cet-13747	44	36	failure	failure	NOUN
cet-13747	44	37	.	.	PUNCT
cet-13747	45	1	tests	test	NOUN
cet-13747	45	2	were	be	AUX
cet-13747	45	3	performed	perform	VERB
cet-13747	45	4	on	on	ADP
cet-13747	45	5	api	api	NOUN
cet-13747	45	6	5ct	5ct	ADJ
cet-13747	45	7	l80	l80	NOUN
cet-13747	45	8	-	-	PUNCT
cet-13747	45	9	1	1	NUM
cet-13747	45	10	,	,	PUNCT
cet-13747	45	11	j55	j55	NOUN
cet-13747	45	12	,	,	PUNCT
cet-13747	45	13	t95	t95	NOUN
cet-13747	45	14	,	,	PUNCT
cet-13747	45	15	and	and	CCONJ
cet-13747	45	16	p110	p110	PROPN
cet-13747	45	17	.	.	PUNCT
cet-13747	46	1	results	result	NOUN
cet-13747	46	2	showed	show	VERB
cet-13747	46	3	that	that	SCONJ
cet-13747	46	4	in	in	ADP
cet-13747	46	5	the	the	DET
cet-13747	46	6	worst	bad	ADJ
cet-13747	46	7	scenario	scenario	NOUN
cet-13747	46	8	,	,	PUNCT
cet-13747	46	9	one	one	NUM
cet-13747	46	10	material	material	NOUN
cet-13747	46	11	can	can	AUX
cet-13747	46	12	be	be	AUX
cet-13747	46	13	characterized	characterize	VERB
cet-13747	46	14	in	in	ADP
cet-13747	46	15	a	a	DET
cet-13747	46	16	couple	couple	NOUN
cet-13747	46	17	of	of	ADP
cet-13747	46	18	weeks	week	NOUN
cet-13747	46	19	.	.	PUNCT
cet-13747	47	1	all	all	DET
cet-13747	47	2	materials	material	NOUN
cet-13747	47	3	exhibited	exhibit	VERB
cet-13747	47	4	low	low	ADJ
cet-13747	47	5	or	or	CCONJ
cet-13747	47	6	no	no	PRON
cet-13747	47	7	differences	difference	NOUN
cet-13747	47	8	when	when	SCONJ
cet-13747	47	9	exposed	expose	VERB
cet-13747	47	10	to	to	ADP
cet-13747	47	11	low	low	ADJ
cet-13747	47	12	hydrogen	hydrogen	NOUN
cet-13747	47	13	charging	charge	VERB
cet-13747	47	14	conditions	condition	NOUN
cet-13747	47	15	,	,	PUNCT
cet-13747	47	16	except	except	SCONJ
cet-13747	47	17	for	for	ADP
cet-13747	47	18	p110	p110	PROPN
cet-13747	47	19	steel	steel	NOUN
cet-13747	47	20	which	which	PRON
cet-13747	47	21	showed	show	VERB
cet-13747	47	22	a	a	DET
cet-13747	47	23	reduction	reduction	NOUN
cet-13747	47	24	of	of	ADP
cet-13747	47	25	the	the	DET
cet-13747	47	26	maximum	maximum	ADJ
cet-13747	47	27	load	load	NOUN
cet-13747	47	28	(	(	PUNCT
cet-13747	47	29	figure	figure	NOUN
cet-13747	47	30	3	3	NUM
cet-13747	47	31	)	)	PUNCT
cet-13747	47	32	.	.	PUNCT
cet-13747	48	1	high	high	ADJ
cet-13747	48	2	hydrogen	hydrogen	NOUN
cet-13747	48	3	charging	charging	NOUN
cet-13747	48	4	affects	affect	VERB
cet-13747	48	5	all	all	DET
cet-13747	48	6	materials	material	NOUN
cet-13747	48	7	,	,	PUNCT
cet-13747	48	8	but	but	CCONJ
cet-13747	48	9	in	in	ADP
cet-13747	48	10	particular	particular	ADJ
cet-13747	48	11	,	,	PUNCT
cet-13747	48	12	p110	p110	PROPN
cet-13747	48	13	steel	steel	NOUN
cet-13747	48	14	shows	show	VERB
cet-13747	48	15	a	a	DET
cet-13747	48	16	reduction	reduction	NOUN
cet-13747	48	17	of	of	ADP
cet-13747	48	18	about	about	ADV
cet-13747	48	19	80	80	NUM
cet-13747	48	20	%	%	NOUN
cet-13747	48	21	of	of	ADP
cet-13747	48	22	the	the	DET
cet-13747	48	23	maximum	maximum	ADJ
cet-13747	48	24	load	load	NOUN
cet-13747	48	25	recorded	record	VERB
cet-13747	48	26	during	during	ADP
cet-13747	48	27	the	the	DET
cet-13747	48	28	test	test	NOUN
cet-13747	48	29	.	.	PUNCT
cet-13747	49	1	the	the	DET
cet-13747	49	2	decrease	decrease	NOUN
cet-13747	49	3	in	in	ADP
cet-13747	49	4	materials	material	NOUN
cet-13747	49	5	performance	performance	NOUN
cet-13747	49	6	appears	appear	VERB
cet-13747	49	7	to	to	PART
cet-13747	49	8	be	be	AUX
cet-13747	49	9	well	well	ADV
cet-13747	49	10	correlated	correlate	VERB
cet-13747	49	11	to	to	ADP
cet-13747	49	12	pristine	pristine	ADJ
cet-13747	49	13	mechanical	mechanical	ADJ
cet-13747	49	14	properties	property	NOUN
cet-13747	49	15	.	.	PUNCT
cet-13747	50	1	figure	figure	NOUN
cet-13747	50	2	3	3	NUM
cet-13747	50	3	–	–	PUNCT
cet-13747	50	4	normalized	normalize	VERB
cet-13747	50	5	load	load	NOUN
cet-13747	50	6	(	(	PUNCT
cet-13747	50	7	pn	pn	NOUN
cet-13747	50	8	)	)	PUNCT
cet-13747	50	9	vs	vs	ADP
cet-13747	50	10	crack	crack	NOUN
cet-13747	50	11	mouth	mouth	NOUN
cet-13747	50	12	opening	open	VERB
cet-13747	50	13	displacement	displacement	NOUN
cet-13747	50	14	for	for	ADP
cet-13747	50	15	j55	j55	NOUN
cet-13747	50	16	,	,	PUNCT
cet-13747	50	17	l80	l80	NOUN
cet-13747	50	18	,	,	PUNCT
cet-13747	50	19	t95	t95	NOUN
cet-13747	50	20	,	,	PUNCT
cet-13747	50	21	and	and	CCONJ
cet-13747	50	22	p110	p110	PROPN
cet-13747	50	23	3	3	NUM
cet-13747	50	24	.	.	PUNCT
cet-13747	50	25	elastomers	elastomer	NOUN
cet-13747	50	26	from	from	ADP
cet-13747	50	27	the	the	DET
cet-13747	50	28	state	state	NOUN
cet-13747	50	29	of	of	ADP
cet-13747	50	30	the	the	DET
cet-13747	50	31	art	art	NOUN
cet-13747	50	32	,	,	PUNCT
cet-13747	50	33	it	it	PRON
cet-13747	50	34	still	still	ADV
cet-13747	50	35	must	must	AUX
cet-13747	50	36	be	be	AUX
cet-13747	50	37	investigated	investigate	VERB
cet-13747	50	38	whether	whether	SCONJ
cet-13747	50	39	the	the	DET
cet-13747	50	40	commonly	commonly	ADV
cet-13747	50	41	used	use	VERB
cet-13747	50	42	elastomers	elastomer	NOUN
cet-13747	50	43	in	in	ADP
cet-13747	50	44	ugs	ugs	PROPN
cet-13747	50	45	wells	wells	PROPN
cet-13747	50	46	(	(	PUNCT
cet-13747	50	47	nbr	nbr	ADJ
cet-13747	50	48	,	,	PUNCT
cet-13747	50	49	hnbr	hnbr	NOUN
cet-13747	50	50	,	,	PUNCT
cet-13747	50	51	and	and	CCONJ
cet-13747	50	52	fkm	fkm	PROPN
cet-13747	50	53	)	)	PUNCT
cet-13747	50	54	can	can	AUX
cet-13747	50	55	resist	resist	VERB
cet-13747	50	56	the	the	DET
cet-13747	50	57	diffusion	diffusion	NOUN
cet-13747	50	58	of	of	ADP
cet-13747	50	59	hydrogen	hydrogen	NOUN
cet-13747	50	60	(	(	PUNCT
cet-13747	50	61	table	table	NOUN
cet-13747	50	62	1	1	NUM
cet-13747	50	63	)	)	PUNCT
cet-13747	50	64	.	.	PUNCT
cet-13747	51	1	although	although	SCONJ
cet-13747	51	2	studies	study	NOUN
cet-13747	51	3	have	have	AUX
cet-13747	51	4	been	be	AUX
cet-13747	51	5	carried	carry	VERB
cet-13747	51	6	out	out	ADP
cet-13747	51	7	on	on	ADP
cet-13747	51	8	the	the	DET
cet-13747	51	9	behavior	behavior	NOUN
cet-13747	51	10	of	of	ADP
cet-13747	51	11	elastomers	elastomer	NOUN
cet-13747	51	12	subjected	subject	VERB
cet-13747	51	13	to	to	ADP
cet-13747	51	14	different	different	ADJ
cet-13747	51	15	chemical	chemical	NOUN
cet-13747	51	16	agent	agent	NOUN
cet-13747	51	17	/	/	SYM
cet-13747	51	18	working	work	VERB
cet-13747	51	19	conditions	condition	NOUN
cet-13747	51	20	,	,	PUNCT
cet-13747	51	21	(	(	PUNCT
cet-13747	51	22	hereunder	hereunder	NOUN
cet-13747	51	23	the	the	DET
cet-13747	51	24	comparative	comparative	ADJ
cet-13747	51	25	table	table	NOUN
cet-13747	51	26	on	on	ADP
cet-13747	51	27	the	the	DET
cet-13747	51	28	compatibility	compatibility	NOUN
cet-13747	51	29	of	of	ADP
cet-13747	51	30	the	the	DET
cet-13747	51	31	most	most	ADV
cet-13747	51	32	common	common	ADJ
cet-13747	51	33	elastomers	elastomer	NOUN
cet-13747	51	34	with	with	ADP
cet-13747	51	35	hydrogen	hydrogen	NOUN
cet-13747	51	36	)	)	PUNCT
cet-13747	51	37	,	,	PUNCT
cet-13747	51	38	there	there	PRON
cet-13747	51	39	is	be	VERB
cet-13747	51	40	still	still	ADV
cet-13747	51	41	a	a	DET
cet-13747	51	42	significant	significant	ADJ
cet-13747	51	43	lack	lack	NOUN
cet-13747	51	44	of	of	ADP
cet-13747	51	45	understanding	understanding	NOUN
cet-13747	51	46	about	about	ADP
cet-13747	51	47	rapid	rapid	ADJ
cet-13747	51	48	pressure	pressure	NOUN
cet-13747	51	49	decompression	decompression	NOUN
cet-13747	51	50	of	of	ADP
cet-13747	51	51	elastomers	elastomer	NOUN
cet-13747	51	52	with	with	ADP
cet-13747	51	53	combined	combined	ADJ
cet-13747	51	54	effects	effect	NOUN
cet-13747	51	55	of	of	ADP
cet-13747	51	56	temperature	temperature	NOUN
cet-13747	51	57	and	and	CCONJ
cet-13747	51	58	pressure	pressure	NOUN
cet-13747	51	59	cycling	cycling	NOUN
cet-13747	51	60	and	and	CCONJ
cet-13747	51	61	related	relate	VERB
cet-13747	51	62	metrics	metric	NOUN
cet-13747	51	63	for	for	ADP
cet-13747	51	64	damage	damage	NOUN
cet-13747	51	65	assessment	assessment	NOUN
cet-13747	51	66	with	with	ADP
cet-13747	51	67	elastomers	elastomer	NOUN
cet-13747	51	68	.	.	PUNCT
cet-13747	52	1	table	table	NOUN
cet-13747	52	2	1	1	NUM
cet-13747	52	3	elastomers	elastomer	NOUN
cet-13747	52	4	compatibility	compatibility	NOUN
cet-13747	52	5	with	with	ADP
cet-13747	52	6	h2	h2	NOUN
cet-13747	52	7	(	(	PUNCT
cet-13747	52	8	materials	material	NOUN
cet-13747	52	9	chemical	chemical	NOUN
cet-13747	52	10	compatibility	compatibility	NOUN
cet-13747	52	11	guide	guide	NOUN
cet-13747	52	12	,	,	PUNCT
cet-13747	52	13	2012	2012	NUM
cet-13747	52	14	)	)	PUNCT
cet-13747	52	15	acm	acm	PROPN
cet-13747	52	16	au	au	PROPN
cet-13747	52	17	cr	cr	PROPN
cet-13747	52	18	epdm	epdm	PROPN
cet-13747	52	19	ffkm	ffkm	PROPN
cet-13747	52	20	fkm	fkm	PROPN
cet-13747	52	21	fvmq	fvmq	PROPN
cet-13747	52	22	hnbr	hnbr	PROPN
cet-13747	52	23	nbr	nbr	PROPN
cet-13747	52	24	vmq	vmq	PROPN
cet-13747	52	25	hydrogen	hydrogen	NOUN
cet-13747	52	26	gas	gas	PROPN
cet-13747	52	27	b	b	PROPN
cet-13747	52	28	a	a	DET
cet-13747	52	29	a	a	DET
cet-13747	52	30	a	a	NOUN
cet-13747	52	31	a	a	DET
cet-13747	52	32	a	a	DET
cet-13747	52	33	c	c	NOUN
cet-13747	52	34	a	a	DET
cet-13747	52	35	a	a	DET
cet-13747	52	36	c	c	NOUN
cet-13747	52	37	legend	legend	NOUN
cet-13747	52	38	:	:	PUNCT
cet-13747	52	39	a	a	DET
cet-13747	52	40	:	:	PUNCT
cet-13747	52	41	very	very	ADV
cet-13747	52	42	good	good	ADJ
cet-13747	52	43	suitability	suitability	NOUN
cet-13747	52	44	.	.	PUNCT
cet-13747	53	1	elastomers	elastomer	NOUN
cet-13747	53	2	show	show	VERB
cet-13747	53	3	little	little	ADJ
cet-13747	53	4	or	or	CCONJ
cet-13747	53	5	no	no	PRON
cet-13747	53	6	effect	effect	NOUN
cet-13747	53	7	from	from	ADP
cet-13747	53	8	exposure	exposure	NOUN
cet-13747	53	9	.	.	PUNCT
cet-13747	54	1	little	little	ADJ
cet-13747	54	2	effect	effect	NOUN
cet-13747	54	3	on	on	ADP
cet-13747	54	4	performance	performance	NOUN
cet-13747	54	5	and	and	CCONJ
cet-13747	54	6	physical	physical	ADJ
cet-13747	54	7	properties	property	NOUN
cet-13747	54	8	.	.	PUNCT
cet-13747	55	1	very	very	ADV
cet-13747	55	2	good	good	ADJ
cet-13747	55	3	resistance	resistance	NOUN
cet-13747	55	4	.	.	PUNCT
cet-13747	56	1	b	b	X
cet-13747	56	2	:	:	PUNCT
cet-13747	56	3	good	good	ADJ
cet-13747	56	4	suitability	suitability	NOUN
cet-13747	56	5	.	.	PUNCT
cet-13747	57	1	some	some	DET
cet-13747	57	2	effects	effect	NOUN
cet-13747	57	3	of	of	ADP
cet-13747	57	4	exposure	exposure	NOUN
cet-13747	57	5	with	with	ADP
cet-13747	57	6	some	some	DET
cet-13747	57	7	loss	loss	NOUN
cet-13747	57	8	of	of	ADP
cet-13747	57	9	physical	physical	ADJ
cet-13747	57	10	properties	property	NOUN
cet-13747	57	11	.	.	PUNCT
cet-13747	58	1	some	some	DET
cet-13747	58	2	chemical	chemical	NOUN
cet-13747	58	3	swelling	swelling	NOUN
cet-13747	58	4	.	.	PUNCT
cet-13747	59	1	c	c	X
cet-13747	59	2	:	:	PUNCT
cet-13747	59	3	limited	limited	ADJ
cet-13747	59	4	suitability	suitability	NOUN
cet-13747	59	5	.	.	PUNCT
cet-13747	60	1	significant	significant	ADJ
cet-13747	60	2	swell	swell	NOUN
cet-13747	60	3	and	and	CCONJ
cet-13747	60	4	loss	loss	NOUN
cet-13747	60	5	of	of	ADP
cet-13747	60	6	physical	physical	ADJ
cet-13747	60	7	properties	property	NOUN
cet-13747	60	8	after	after	ADP
cet-13747	60	9	exposure	exposure	NOUN
cet-13747	60	10	.	.	PUNCT
cet-13747	61	1	additional	additional	ADJ
cet-13747	61	2	tests	test	NOUN
cet-13747	61	3	should	should	AUX
cet-13747	61	4	be	be	AUX
cet-13747	61	5	done	do	VERB
cet-13747	61	6	.	.	PUNCT
cet-13747	62	1	the	the	DET
cet-13747	62	2	process	process	NOUN
cet-13747	62	3	of	of	ADP
cet-13747	62	4	hydrogen	hydrogen	NOUN
cet-13747	62	5	absorption	absorption	NOUN
cet-13747	62	6	in	in	ADP
cet-13747	62	7	polymers	polymer	NOUN
cet-13747	62	8	is	be	AUX
cet-13747	62	9	different	different	ADJ
cet-13747	62	10	from	from	ADP
cet-13747	62	11	absorption	absorption	NOUN
cet-13747	62	12	in	in	ADP
cet-13747	62	13	metals	metal	NOUN
cet-13747	62	14	as	as	SCONJ
cet-13747	62	15	the	the	DET
cet-13747	62	16	hydrogen	hydrogen	NOUN
cet-13747	62	17	molecule	molecule	NOUN
cet-13747	62	18	does	do	AUX
cet-13747	62	19	not	not	PART
cet-13747	62	20	undergo	undergo	VERB
cet-13747	62	21	disassociation	disassociation	NOUN
cet-13747	62	22	in	in	ADP
cet-13747	62	23	the	the	DET
cet-13747	62	24	polymer	polymer	NOUN
cet-13747	62	25	as	as	SCONJ
cet-13747	62	26	it	it	PRON
cet-13747	62	27	does	do	VERB
cet-13747	62	28	in	in	ADP
cet-13747	62	29	the	the	DET
cet-13747	62	30	metal	metal	NOUN
cet-13747	62	31	.	.	PUNCT
cet-13747	63	1	thus	thus	ADV
cet-13747	63	2	,	,	PUNCT
cet-13747	63	3	most	most	ADJ
cet-13747	63	4	effects	effect	NOUN
cet-13747	63	5	are	be	AUX
cet-13747	63	6	expected	expect	VERB
cet-13747	63	7	to	to	PART
cet-13747	63	8	be	be	AUX
cet-13747	63	9	mechanical	mechanical	ADJ
cet-13747	63	10	rather	rather	ADV
cet-13747	63	11	than	than	ADP
cet-13747	63	12	chemical	chemical	NOUN
cet-13747	63	13	in	in	ADP
cet-13747	63	14	nature	nature	NOUN
cet-13747	63	15	as	as	SCONJ
cet-13747	63	16	is	be	AUX
cet-13747	63	17	sometimes	sometimes	ADV
cet-13747	63	18	observed	observe	VERB
cet-13747	63	19	with	with	ADP
cet-13747	63	20	metals	metal	NOUN
cet-13747	63	21	(	(	PUNCT
cet-13747	63	22	embrittlement	embrittlement	NOUN
cet-13747	63	23	)	)	PUNCT
cet-13747	63	24	or	or	CCONJ
cet-13747	63	25	piezoelectric	piezoelectric	NOUN
cet-13747	63	26	(	(	PUNCT
cet-13747	63	27	species	species	NOUN
cet-13747	63	28	diffusion	diffusion	NOUN
cet-13747	63	29	)	)	PUNCT
cet-13747	63	30	.	.	PUNCT
cet-13747	64	1	however	however	ADV
cet-13747	64	2	,	,	PUNCT
cet-13747	64	3	since	since	SCONJ
cet-13747	64	4	commercial	commercial	ADJ
cet-13747	64	5	polymers	polymer	NOUN
cet-13747	64	6	,	,	PUNCT
cet-13747	64	7	especially	especially	ADV
cet-13747	64	8	elastomers	elastomer	NOUN
cet-13747	64	9	,	,	PUNCT
cet-13747	64	10	commonly	commonly	ADV
cet-13747	64	11	include	include	VERB
cet-13747	64	12	many	many	ADJ
cet-13747	64	13	inorganic	inorganic	ADJ
cet-13747	64	14	additives	additive	NOUN
cet-13747	64	15	,	,	PUNCT
cet-13747	64	16	chemical	chemical	NOUN
cet-13747	64	17	changes	change	NOUN
cet-13747	64	18	such	such	ADJ
cet-13747	64	19	as	as	ADP
cet-13747	64	20	hydrating	hydrate	VERB
cet-13747	64	21	within	within	ADP
cet-13747	64	22	the	the	DET
cet-13747	64	23	material	material	NOUN
cet-13747	64	24	are	be	AUX
cet-13747	64	25	possible	possible	ADJ
cet-13747	64	26	.	.	PUNCT
cet-13747	65	1	damaging	damaging	ADJ
cet-13747	65	2	effects	effect	NOUN
cet-13747	65	3	on	on	ADP
cet-13747	65	4	the	the	DET
cet-13747	65	5	base	base	NOUN
cet-13747	65	6	polymer	polymer	NOUN
cet-13747	65	7	may	may	AUX
cet-13747	65	8	include	include	VERB
cet-13747	65	9	bubble	bubble	NOUN
cet-13747	65	10	or	or	CCONJ
cet-13747	65	11	void	void	VERB
cet-13747	65	12	formation	formation	NOUN
cet-13747	65	13	,	,	PUNCT
cet-13747	65	14	surface	surface	NOUN
cet-13747	65	15	blistering	blistering	NOUN
cet-13747	65	16	,	,	PUNCT
cet-13747	65	17	dilation	dilation	NOUN
cet-13747	65	18	,	,	PUNCT
cet-13747	65	19	changes	change	NOUN
cet-13747	65	20	in	in	ADP
cet-13747	65	21	modulus	modulus	NOUN
cet-13747	65	22	and	and	CCONJ
cet-13747	65	23	strength	strength	NOUN
cet-13747	65	24	,	,	PUNCT
cet-13747	65	25	changes	change	NOUN
cet-13747	65	26	in	in	ADP
cet-13747	65	27	friction	friction	NOUN
cet-13747	65	28	and	and	CCONJ
cet-13747	65	29	wear	wear	VERB
cet-13747	65	30	,	,	PUNCT
cet-13747	65	31	and	and	CCONJ
cet-13747	65	32	other	other	ADJ
cet-13747	65	33	changes	change	NOUN
cet-13747	65	34	associated	associate	VERB
cet-13747	65	35	with	with	ADP
cet-13747	65	36	the	the	DET
cet-13747	65	37	absorption	absorption	NOUN
cet-13747	65	38	of	of	ADP
cet-13747	65	39	a	a	DET
cet-13747	65	40	relatively	relatively	ADV
cet-13747	65	41	high	high	ADJ
cet-13747	65	42	amount	amount	NOUN
cet-13747	65	43	of	of	ADP
cet-13747	65	44	hydrogen	hydrogen	NOUN
cet-13747	65	45	(	(	PUNCT
cet-13747	65	46	errore	errore	PROPN
cet-13747	65	47	.	.	PUNCT
cet-13747	65	48	l'origine	l'origine	PROPN
cet-13747	65	49	riferimento	riferimento	PROPN
cet-13747	65	50	non	non	PROPN
cet-13747	65	51	è	è	PROPN
cet-13747	65	52	stata	stata	PROPN
cet-13747	65	53	trovata	trovata	PROPN
cet-13747	65	54	.	.	PUNCT
cet-13747	65	55	)	)	PUNCT
cet-13747	65	56	.	.	PUNCT
cet-13747	66	1	figure	figure	VERB
cet-13747	66	2	4	4	NUM
cet-13747	66	3	–	–	PUNCT
cet-13747	66	4	mechanisms	mechanism	NOUN
cet-13747	66	5	of	of	ADP
cet-13747	66	6	polymer	polymer	NOUN
cet-13747	66	7	degradation	degradation	NOUN
cet-13747	66	8	additionally	additionally	ADV
cet-13747	66	9	,	,	PUNCT
cet-13747	66	10	since	since	SCONJ
cet-13747	66	11	the	the	DET
cet-13747	66	12	saturation	saturation	NOUN
cet-13747	66	13	hydrogen	hydrogen	NOUN
cet-13747	66	14	concentration	concentration	NOUN
cet-13747	66	15	in	in	ADP
cet-13747	66	16	polymers	polymer	NOUN
cet-13747	66	17	is	be	AUX
cet-13747	66	18	proportional	proportional	ADJ
cet-13747	66	19	to	to	ADP
cet-13747	66	20	the	the	DET
cet-13747	66	21	exterior	exterior	ADJ
cet-13747	66	22	pressure	pressure	NOUN
cet-13747	66	23	,	,	PUNCT
cet-13747	66	24	it	it	PRON
cet-13747	66	25	is	be	AUX
cet-13747	66	26	expected	expect	VERB
cet-13747	66	27	that	that	SCONJ
cet-13747	66	28	the	the	DET
cet-13747	66	29	damaging	damaging	ADJ
cet-13747	66	30	effects	effect	NOUN
cet-13747	66	31	are	be	AUX
cet-13747	66	32	more	more	ADV
cet-13747	66	33	significant	significant	ADJ
cet-13747	66	34	at	at	ADP
cet-13747	66	35	higher	high	ADJ
cet-13747	66	36	pressures	pressure	NOUN
cet-13747	66	37	.	.	PUNCT
cet-13747	67	1	other	other	ADJ
cet-13747	67	2	critical	critical	ADJ
cet-13747	67	3	parameters	parameter	NOUN
cet-13747	67	4	include	include	VERB
cet-13747	67	5	the	the	DET
cet-13747	67	6	rate	rate	NOUN
cet-13747	67	7	of	of	ADP
cet-13747	67	8	depressurization	depressurization	NOUN
cet-13747	67	9	relative	relative	ADJ
cet-13747	67	10	to	to	ADP
cet-13747	67	11	the	the	DET
cet-13747	67	12	hydrogen	hydrogen	NOUN
cet-13747	67	13	diffusion	diffusion	NOUN
cet-13747	67	14	in	in	ADP
cet-13747	67	15	the	the	DET
cet-13747	67	16	material	material	NOUN
cet-13747	67	17	and	and	CCONJ
cet-13747	67	18	temperature	temperature	NOUN
cet-13747	67	19	cycling	cycling	NOUN
cet-13747	67	20	effects	effect	NOUN
cet-13747	67	21	.	.	PUNCT
cet-13747	68	1	a	a	DET
cet-13747	68	2	51	51	NUM
cet-13747	68	3	rather	rather	ADV
cet-13747	68	4	extreme	extreme	ADJ
cet-13747	68	5	example	example	NOUN
cet-13747	68	6	of	of	ADP
cet-13747	68	7	these	these	DET
cet-13747	68	8	conditions	condition	NOUN
cet-13747	68	9	is	be	AUX
cet-13747	68	10	the	the	DET
cet-13747	68	11	so	so	ADV
cet-13747	68	12	-	-	PUNCT
cet-13747	68	13	called	call	VERB
cet-13747	68	14	“	"	PUNCT
cet-13747	68	15	explosive	explosive	ADJ
cet-13747	68	16	decompression	decompression	NOUN
cet-13747	68	17	”	"	PUNCT
cet-13747	68	18	when	when	SCONJ
cet-13747	68	19	the	the	DET
cet-13747	68	20	external	external	ADJ
cet-13747	68	21	pressure	pressure	NOUN
cet-13747	68	22	is	be	AUX
cet-13747	68	23	suddenly	suddenly	ADV
cet-13747	68	24	or	or	CCONJ
cet-13747	68	25	rapidly	rapidly	ADV
cet-13747	68	26	removed	remove	VERB
cet-13747	68	27	.	.	PUNCT
cet-13747	69	1	in	in	ADP
cet-13747	69	2	this	this	DET
cet-13747	69	3	situation	situation	NOUN
cet-13747	69	4	,	,	PUNCT
cet-13747	69	5	the	the	DET
cet-13747	69	6	internal	internal	ADJ
cet-13747	69	7	pressure	pressure	NOUN
cet-13747	69	8	of	of	ADP
cet-13747	69	9	any	any	DET
cet-13747	69	10	hydrogen	hydrogen	NOUN
cet-13747	69	11	absorbed	absorb	VERB
cet-13747	69	12	within	within	ADP
cet-13747	69	13	the	the	DET
cet-13747	69	14	polymer	polymer	NOUN
cet-13747	69	15	is	be	AUX
cet-13747	69	16	no	no	ADV
cet-13747	69	17	longer	long	ADV
cet-13747	69	18	balanced	balance	VERB
cet-13747	69	19	by	by	ADP
cet-13747	69	20	the	the	DET
cet-13747	69	21	external	external	ADJ
cet-13747	69	22	pressure	pressure	NOUN
cet-13747	69	23	and	and	CCONJ
cet-13747	69	24	as	as	ADP
cet-13747	69	25	a	a	DET
cet-13747	69	26	result	result	NOUN
cet-13747	69	27	,	,	PUNCT
cet-13747	69	28	bubbles	bubble	NOUN
cet-13747	69	29	,	,	PUNCT
cet-13747	69	30	surface	surface	NOUN
cet-13747	69	31	blistering	blistering	NOUN
cet-13747	69	32	,	,	PUNCT
cet-13747	69	33	or	or	CCONJ
cet-13747	69	34	total	total	ADJ
cet-13747	69	35	part	part	NOUN
cet-13747	69	36	failure	failure	NOUN
cet-13747	69	37	through	through	ADP
cet-13747	69	38	exfoliation	exfoliation	NOUN
cet-13747	69	39	or	or	CCONJ
cet-13747	69	40	de	de	NOUN
cet-13747	69	41	-	-	NOUN
cet-13747	69	42	cohesion	cohesion	NOUN
cet-13747	69	43	can	can	AUX
cet-13747	69	44	occur	occur	VERB
cet-13747	69	45	.	.	PUNCT
cet-13747	70	1	to	to	PART
cet-13747	70	2	clarify	clarify	VERB
cet-13747	70	3	,	,	PUNCT
cet-13747	70	4	material	material	NOUN
cet-13747	70	5	degradation	degradation	NOUN
cet-13747	70	6	of	of	ADP
cet-13747	70	7	this	this	DET
cet-13747	70	8	sort	sort	NOUN
cet-13747	70	9	may	may	AUX
cet-13747	70	10	occur	occur	VERB
cet-13747	70	11	any	any	DET
cet-13747	70	12	time	time	NOUN
cet-13747	70	13	the	the	DET
cet-13747	70	14	pressure	pressure	NOUN
cet-13747	70	15	drop	drop	NOUN
cet-13747	70	16	is	be	AUX
cet-13747	70	17	rapid	rapid	ADJ
cet-13747	70	18	compared	compare	VERB
cet-13747	70	19	to	to	ADP
cet-13747	70	20	the	the	DET
cet-13747	70	21	diffusion	diffusion	NOUN
cet-13747	70	22	of	of	ADP
cet-13747	70	23	hydrogen	hydrogen	NOUN
cet-13747	70	24	within	within	ADP
cet-13747	70	25	the	the	DET
cet-13747	70	26	material	material	NOUN
cet-13747	70	27	under	under	ADP
cet-13747	70	28	study	study	NOUN
cet-13747	70	29	.	.	PUNCT
cet-13747	71	1	more	more	ADJ
cet-13747	71	2	work	work	NOUN
cet-13747	71	3	still	still	ADV
cet-13747	71	4	needs	need	VERB
cet-13747	71	5	to	to	PART
cet-13747	71	6	be	be	AUX
cet-13747	71	7	done	do	VERB
cet-13747	71	8	to	to	PART
cet-13747	71	9	establish	establish	VERB
cet-13747	71	10	potential	potential	ADJ
cet-13747	71	11	failure	failure	NOUN
cet-13747	71	12	and	and	CCONJ
cet-13747	71	13	degradation	degradation	NOUN
cet-13747	71	14	modes	mode	NOUN
cet-13747	71	15	,	,	PUNCT
cet-13747	71	16	determine	determine	VERB
cet-13747	71	17	compatibility	compatibility	NOUN
cet-13747	71	18	,	,	PUNCT
cet-13747	71	19	and	and	CCONJ
cet-13747	71	20	establish	establish	VERB
cet-13747	71	21	testing	testing	NOUN
cet-13747	71	22	methods	method	NOUN
cet-13747	71	23	and	and	CCONJ
cet-13747	71	24	instruments	instrument	NOUN
cet-13747	71	25	for	for	ADP
cet-13747	71	26	a	a	DET
cet-13747	71	27	multitude	multitude	NOUN
cet-13747	71	28	of	of	ADP
cet-13747	71	29	in	in	ADP
cet-13747	71	30	situ	situ	ADJ
cet-13747	71	31	hydrogen	hydrogen	NOUN
cet-13747	71	32	tests	test	NOUN
cet-13747	71	33	.	.	PUNCT
cet-13747	72	1	within	within	ADP
cet-13747	72	2	this	this	DET
cet-13747	72	3	recent	recent	ADJ
cet-13747	72	4	focus	focus	NOUN
cet-13747	72	5	on	on	ADP
cet-13747	72	6	polymer	polymer	NOUN
cet-13747	72	7	hydrogen	hydrogen	NOUN
cet-13747	72	8	compatibility	compatibility	NOUN
cet-13747	72	9	for	for	ADP
cet-13747	72	10	infrastructure	infrastructure	NOUN
cet-13747	72	11	,	,	PUNCT
cet-13747	72	12	several	several	ADJ
cet-13747	72	13	areas	area	NOUN
cet-13747	72	14	still	still	ADV
cet-13747	72	15	require	require	VERB
cet-13747	72	16	additional	additional	ADJ
cet-13747	72	17	study	study	NOUN
cet-13747	72	18	including	include	VERB
cet-13747	72	19	tribology	tribology	NOUN
cet-13747	72	20	,	,	PUNCT
cet-13747	72	21	decompression	decompression	NOUN
cet-13747	72	22	damage	damage	NOUN
cet-13747	72	23	(	(	PUNCT
cet-13747	72	24	blistering	blister	VERB
cet-13747	72	25	)	)	PUNCT
cet-13747	72	26	,	,	PUNCT
cet-13747	72	27	in	in	ADP
cet-13747	72	28	situ	situ	ADJ
cet-13747	72	29	mechanical	mechanical	ADJ
cet-13747	72	30	property	property	NOUN
cet-13747	72	31	changes	change	NOUN
cet-13747	72	32	,	,	PUNCT
cet-13747	72	33	and	and	CCONJ
cet-13747	72	34	permeability	permeability	NOUN
cet-13747	72	35	.	.	PUNCT
cet-13747	73	1	while	while	SCONJ
cet-13747	73	2	decompression	decompression	NOUN
cet-13747	73	3	damage	damage	NOUN
cet-13747	73	4	and	and	CCONJ
cet-13747	73	5	permeability	permeability	NOUN
cet-13747	73	6	have	have	AUX
cet-13747	73	7	had	have	VERB
cet-13747	73	8	a	a	DET
cet-13747	73	9	fair	fair	ADJ
cet-13747	73	10	number	number	NOUN
cet-13747	73	11	of	of	ADP
cet-13747	73	12	studies	study	NOUN
cet-13747	73	13	devoted	devote	VERB
cet-13747	73	14	to	to	ADP
cet-13747	73	15	them	they	PRON
cet-13747	73	16	,	,	PUNCT
cet-13747	73	17	there	there	PRON
cet-13747	73	18	are	be	VERB
cet-13747	73	19	only	only	ADV
cet-13747	73	20	a	a	DET
cet-13747	73	21	relative	relative	ADJ
cet-13747	73	22	handful	handful	NOUN
cet-13747	73	23	of	of	ADP
cet-13747	73	24	studies	study	NOUN
cet-13747	73	25	on	on	ADP
cet-13747	73	26	hydrogen	hydrogen	NOUN
cet-13747	73	27	effects	effect	NOUN
cet-13747	73	28	on	on	ADP
cet-13747	73	29	tribological	tribological	ADJ
cet-13747	73	30	friction	friction	NOUN
cet-13747	73	31	and	and	CCONJ
cet-13747	73	32	wear	wear	NOUN
cet-13747	73	33	.	.	PUNCT
cet-13747	74	1	this	this	DET
cet-13747	74	2	gap	gap	NOUN
cet-13747	74	3	needs	need	VERB
cet-13747	74	4	to	to	PART
cet-13747	74	5	be	be	AUX
cet-13747	74	6	addressed	address	VERB
cet-13747	74	7	as	as	SCONJ
cet-13747	74	8	polymers	polymer	NOUN
cet-13747	74	9	in	in	ADP
cet-13747	74	10	hydrogen	hydrogen	NOUN
cet-13747	74	11	infrastructure	infrastructure	NOUN
cet-13747	74	12	applications	application	NOUN
cet-13747	74	13	are	be	AUX
cet-13747	74	14	often	often	ADV
cet-13747	74	15	used	use	VERB
cet-13747	74	16	in	in	ADP
cet-13747	74	17	dynamic	dynamic	ADJ
cet-13747	74	18	seals	seal	NOUN
cet-13747	74	19	where	where	SCONJ
cet-13747	74	20	friction	friction	NOUN
cet-13747	74	21	and	and	CCONJ
cet-13747	74	22	wear	wear	VERB
cet-13747	74	23	damage	damage	NOUN
cet-13747	74	24	are	be	AUX
cet-13747	74	25	critical	critical	ADJ
cet-13747	74	26	to	to	ADP
cet-13747	74	27	understanding	understand	VERB
cet-13747	74	28	reliability	reliability	NOUN
cet-13747	74	29	,	,	PUNCT
cet-13747	74	30	leakage	leakage	NOUN
cet-13747	74	31	,	,	PUNCT
cet-13747	74	32	and	and	CCONJ
cet-13747	74	33	lifetimes	lifetime	NOUN
cet-13747	74	34	.	.	PUNCT
cet-13747	75	1	fmea	fmea	NOUN
cet-13747	75	2	(	(	PUNCT
cet-13747	75	3	failure	failure	NOUN
cet-13747	75	4	mode	mode	NOUN
cet-13747	75	5	and	and	CCONJ
cet-13747	75	6	effects	effect	NOUN
cet-13747	75	7	analysis	analysis	NOUN
cet-13747	75	8	)	)	PUNCT
cet-13747	75	9	focused	focus	VERB
cet-13747	75	10	on	on	ADP
cet-13747	75	11	three	three	NUM
cet-13747	75	12	key	key	ADJ
cet-13747	75	13	functions	function	NOUN
cet-13747	75	14	/	/	SYM
cet-13747	75	15	applications	application	NOUN
cet-13747	75	16	based	base	VERB
cet-13747	75	17	on	on	ADP
cet-13747	75	18	containing	contain	VERB
cet-13747	75	19	hydrogen	hydrogen	NOUN
cet-13747	75	20	with	with	ADP
cet-13747	75	21	static	static	ADJ
cet-13747	75	22	seal	seal	NOUN
cet-13747	75	23	,	,	PUNCT
cet-13747	75	24	dynamic	dynamic	ADJ
cet-13747	75	25	seal	seal	NOUN
cet-13747	75	26	,	,	PUNCT
cet-13747	75	27	and	and	CCONJ
cet-13747	75	28	barrier.furthermore	barrier.furthermore	ADV
cet-13747	75	29	,	,	PUNCT
cet-13747	75	30	the	the	DET
cet-13747	75	31	chemical	chemical	NOUN
cet-13747	75	32	composition	composition	NOUN
cet-13747	75	33	of	of	ADP
cet-13747	75	34	elastomers	elastomer	NOUN
cet-13747	75	35	should	should	AUX
cet-13747	75	36	be	be	AUX
cet-13747	75	37	taken	take	VERB
cet-13747	75	38	into	into	ADP
cet-13747	75	39	consideration	consideration	NOUN
cet-13747	75	40	to	to	PART
cet-13747	75	41	study	study	VERB
cet-13747	75	42	the	the	DET
cet-13747	75	43	interactions	interaction	NOUN
cet-13747	75	44	of	of	ADP
cet-13747	75	45	filler	filler	NOUN
cet-13747	75	46	and	and	CCONJ
cet-13747	75	47	plasticizer	plasticizer	NOUN
cet-13747	75	48	in	in	ADP
cet-13747	75	49	a	a	DET
cet-13747	75	50	hydrogen	hydrogen	NOUN
cet-13747	75	51	environment	environment	NOUN
cet-13747	75	52	.	.	PUNCT
cet-13747	76	1	hereunder	hereunder	NOUN
cet-13747	76	2	is	be	AUX
cet-13747	76	3	showing	show	VERB
cet-13747	76	4	an	an	DET
cet-13747	76	5	example	example	NOUN
cet-13747	76	6	of	of	ADP
cet-13747	76	7	elastomer	elastomer	ADJ
cet-13747	76	8	nbr	nbr	ADJ
cet-13747	76	9	property	property	NOUN
cet-13747	76	10	changes	change	NOUN
cet-13747	76	11	due	due	ADJ
cet-13747	76	12	to	to	ADP
cet-13747	76	13	different	different	ADJ
cet-13747	76	14	chemical	chemical	NOUN
cet-13747	76	15	compositions	composition	NOUN
cet-13747	76	16	.	.	PUNCT
cet-13747	77	1	figure	figure	NOUN
cet-13747	77	2	5	5	NUM
cet-13747	77	3	–	–	PUNCT
cet-13747	77	4	compression	compression	NOUN
cet-13747	77	5	set	set	VERB
cet-13747	77	6	changes	change	NOUN
cet-13747	77	7	for	for	ADP
cet-13747	77	8	nbr	nbr	NOUN
cet-13747	77	9	with	with	ADP
cet-13747	77	10	h2	h2	NOUN
cet-13747	77	11	exposure	exposure	NOUN
cet-13747	77	12	(	(	PUNCT
cet-13747	77	13	left	left	ADV
cet-13747	77	14	)	)	PUNCT
cet-13747	77	15	.	.	PUNCT
cet-13747	78	1	storage	storage	NOUN
cet-13747	78	2	modulus	modulus	NOUN
cet-13747	78	3	changes	change	NOUN
cet-13747	78	4	for	for	ADP
cet-13747	78	5	nbr	nbr	NOUN
cet-13747	78	6	with	with	ADP
cet-13747	78	7	h2	h2	NOUN
cet-13747	78	8	exposure	exposure	NOUN
cet-13747	78	9	(	(	PUNCT
cet-13747	78	10	middle	middle	NOUN
cet-13747	78	11	)	)	PUNCT
cet-13747	78	12	.	.	PUNCT
cet-13747	79	1	density	density	NOUN
cet-13747	79	2	changes	change	NOUN
cet-13747	79	3	for	for	ADP
cet-13747	79	4	nbr	nbr	NOUN
cet-13747	79	5	with	with	ADP
cet-13747	79	6	h2	h2	NOUN
cet-13747	79	7	exposure	exposure	NOUN
cet-13747	79	8	(	(	PUNCT
cet-13747	79	9	right	right	ADJ
cet-13747	79	10	)	)	PUNCT
cet-13747	79	11	(	(	PUNCT
cet-13747	79	12	compatibility	compatibility	NOUN
cet-13747	79	13	of	of	ADP
cet-13747	79	14	polymeric	polymeric	ADJ
cet-13747	79	15	materials	material	NOUN
cet-13747	79	16	used	use	VERB
cet-13747	79	17	in	in	ADP
cet-13747	79	18	the	the	DET
cet-13747	79	19	hydrogen	hydrogen	NOUN
cet-13747	79	20	infrastructure	infrastructure	NOUN
cet-13747	79	21	,	,	PUNCT
cet-13747	79	22	2018	2018	NUM
cet-13747	79	23	and	and	CCONJ
cet-13747	79	24	simmons	simmon	NOUN
cet-13747	79	25	at	at	ADV
cet-13747	79	26	all	all	ADV
cet-13747	79	27	.	.	PUNCT
cet-13747	79	28	2021	2021	NUM
cet-13747	79	29	)	)	PUNCT
cet-13747	79	30	the	the	DET
cet-13747	79	31	graphs	graph	NOUN
cet-13747	79	32	clearly	clearly	ADV
cet-13747	79	33	show	show	VERB
cet-13747	79	34	how	how	SCONJ
cet-13747	79	35	a	a	DET
cet-13747	79	36	different	different	ADJ
cet-13747	79	37	chemical	chemical	NOUN
cet-13747	79	38	composition	composition	NOUN
cet-13747	79	39	of	of	ADP
cet-13747	79	40	the	the	DET
cet-13747	79	41	elastomers	elastomer	NOUN
cet-13747	79	42	negatively	negatively	ADV
cet-13747	79	43	or	or	CCONJ
cet-13747	79	44	positively	positively	ADV
cet-13747	79	45	affects	affect	VERB
cet-13747	79	46	the	the	DET
cet-13747	79	47	physical	physical	ADJ
cet-13747	79	48	characteristics	characteristic	NOUN
cet-13747	79	49	of	of	ADP
cet-13747	79	50	the	the	DET
cet-13747	79	51	element	element	NOUN
cet-13747	79	52	itself	itself	PRON
cet-13747	79	53	if	if	SCONJ
cet-13747	79	54	subjected	subject	VERB
cet-13747	79	55	to	to	ADP
cet-13747	79	56	a	a	DET
cet-13747	79	57	hydrogen	hydrogen	NOUN
cet-13747	79	58	environment.this	environment.this	PROPN
cet-13747	79	59	implies	imply	VERB
cet-13747	79	60	that	that	SCONJ
cet-13747	79	61	further	further	ADJ
cet-13747	79	62	specific	specific	ADJ
cet-13747	79	63	studies	study	NOUN
cet-13747	79	64	on	on	ADP
cet-13747	79	65	the	the	DET
cet-13747	79	66	use	use	NOUN
cet-13747	79	67	of	of	ADP
cet-13747	79	68	elastomers	elastomer	NOUN
cet-13747	79	69	for	for	ADP
cet-13747	79	70	uhs	uhs	NOUN
cet-13747	79	71	need	need	VERB
cet-13747	79	72	to	to	PART
cet-13747	79	73	be	be	AUX
cet-13747	79	74	investigated	investigate	VERB
cet-13747	79	75	.	.	PUNCT
cet-13747	80	1	4	4	X
cet-13747	80	2	.	.	X
cet-13747	80	3	cement	cement	NOUN
cet-13747	80	4	from	from	ADP
cet-13747	80	5	the	the	DET
cet-13747	80	6	literature	literature	NOUN
cet-13747	80	7	,	,	PUNCT
cet-13747	80	8	it	it	PRON
cet-13747	80	9	looks	look	VERB
cet-13747	80	10	that	that	SCONJ
cet-13747	80	11	h2	h2	NOUN
cet-13747	80	12	migrations	migration	NOUN
cet-13747	80	13	into	into	ADP
cet-13747	80	14	cement	cement	NOUN
cet-13747	80	15	cores	core	NOUN
cet-13747	80	16	are	be	AUX
cet-13747	80	17	not	not	PART
cet-13747	80	18	critical	critical	ADJ
cet-13747	80	19	thanks	thank	NOUN
cet-13747	80	20	to	to	ADP
cet-13747	80	21	the	the	DET
cet-13747	80	22	presence	presence	NOUN
cet-13747	80	23	of	of	ADP
cet-13747	80	24	water	water	NOUN
cet-13747	80	25	inside	inside	ADP
cet-13747	80	26	cement	cement	NOUN
cet-13747	80	27	pores	pore	NOUN
cet-13747	80	28	as	as	SCONJ
cet-13747	80	29	hydrogen	hydrogen	NOUN
cet-13747	80	30	has	have	VERB
cet-13747	80	31	very	very	ADV
cet-13747	80	32	low	low	ADJ
cet-13747	80	33	solubility	solubility	NOUN
cet-13747	80	34	in	in	ADP
cet-13747	80	35	water	water	NOUN
cet-13747	80	36	(	(	PUNCT
cet-13747	80	37	green	green	PROPN
cet-13747	80	38	et	et	PROPN
cet-13747	80	39	.	.	PUNCT
cet-13747	81	1	al	al	PROPN
cet-13747	81	2	.	.	PROPN
cet-13747	81	3	2007	2007	NUM
cet-13747	81	4	)	)	PUNCT
cet-13747	81	5	.	.	PUNCT
cet-13747	82	1	moreover	moreover	ADV
cet-13747	82	2	,	,	PUNCT
cet-13747	82	3	the	the	DET
cet-13747	82	4	alteration	alteration	NOUN
cet-13747	82	5	of	of	ADP
cet-13747	82	6	the	the	DET
cet-13747	82	7	h2	h2	NOUN
cet-13747	82	8	-	-	PUNCT
cet-13747	82	9	cement	cement	NOUN
cet-13747	82	10	reaction	reaction	NOUN
cet-13747	82	11	is	be	AUX
cet-13747	82	12	very	very	ADV
cet-13747	82	13	low	low	ADJ
cet-13747	82	14	(	(	PUNCT
cet-13747	82	15	jacquemet	jacquemet	NOUN
cet-13747	82	16	et	et	NOUN
cet-13747	82	17	.	.	PUNCT
cet-13747	83	1	al	al	PROPN
cet-13747	83	2	.	.	PROPN
cet-13747	83	3	,	,	PUNCT
cet-13747	83	4	2020	2020	NUM
cet-13747	83	5	)	)	PUNCT
cet-13747	83	6	.	.	PUNCT
cet-13747	84	1	anyway	anyway	INTJ
cet-13747	84	2	,	,	PUNCT
cet-13747	84	3	it	it	PRON
cet-13747	84	4	is	be	AUX
cet-13747	84	5	possible	possible	ADJ
cet-13747	84	6	to	to	PART
cet-13747	84	7	use	use	VERB
cet-13747	84	8	additives	additive	NOUN
cet-13747	84	9	(	(	PUNCT
cet-13747	84	10	like	like	ADP
cet-13747	84	11	latex	latex	NOUN
cet-13747	84	12	particles	particle	NOUN
cet-13747	84	13	,	,	PUNCT
cet-13747	84	14	polyethylene	polyethylene	NOUN
cet-13747	84	15	,	,	PUNCT
cet-13747	84	16	etc	etc	X
cet-13747	84	17	.	.	X
cet-13747	84	18	)	)	PUNCT
cet-13747	84	19	to	to	PART
cet-13747	84	20	prevent	prevent	VERB
cet-13747	84	21	gas	gas	NOUN
cet-13747	84	22	migration	migration	NOUN
cet-13747	84	23	(	(	PUNCT
cet-13747	84	24	nelson	nelson	PROPN
cet-13747	84	25	,	,	PUNCT
cet-13747	84	26	1990	1990	NUM
cet-13747	84	27	)	)	PUNCT
cet-13747	84	28	.	.	PUNCT
cet-13747	85	1	in	in	ADP
cet-13747	85	2	the	the	DET
cet-13747	85	3	previous	previous	ADJ
cet-13747	85	4	experiments	experiment	NOUN
cet-13747	85	5	by	by	ADP
cet-13747	85	6	boersheim	boersheim	PROPN
cet-13747	85	7	et	et	PROPN
cet-13747	85	8	.	.	PUNCT
cet-13747	86	1	al	al	PROPN
cet-13747	86	2	.	.	PROPN
cet-13747	86	3	,	,	PUNCT
cet-13747	86	4	2019	2019	NUM
cet-13747	86	5	,	,	PUNCT
cet-13747	86	6	composite	composite	ADJ
cet-13747	86	7	cores	core	NOUN
cet-13747	86	8	(	(	PUNCT
cet-13747	86	9	metal	metal	NOUN
cet-13747	86	10	+	+	CCONJ
cet-13747	86	11	cement	cement	NOUN
cet-13747	86	12	+	+	CCONJ
cet-13747	86	13	reservoir	reservoir	NOUN
cet-13747	86	14	rock	rock	NOUN
cet-13747	86	15	)	)	PUNCT
cet-13747	86	16	and	and	CCONJ
cet-13747	86	17	cylindrical	cylindrical	ADJ
cet-13747	86	18	class	class	NOUN
cet-13747	86	19	g	g	NOUN
cet-13747	86	20	cement	cement	NOUN
cet-13747	86	21	cores	core	NOUN
cet-13747	86	22	,	,	PUNCT
cet-13747	86	23	placed	place	VERB
cet-13747	86	24	in	in	ADP
cet-13747	86	25	high	high	ADJ
cet-13747	86	26	saline	saline	NOUN
cet-13747	86	27	synthetic	synthetic	ADJ
cet-13747	86	28	brine	brine	NOUN
cet-13747	86	29	,	,	PUNCT
cet-13747	86	30	were	be	AUX
cet-13747	86	31	exposed	expose	VERB
cet-13747	86	32	in	in	ADP
cet-13747	86	33	an	an	DET
cet-13747	86	34	autoclave	autoclave	NOUN
cet-13747	86	35	at	at	ADP
cet-13747	86	36	80	80	NUM
cet-13747	86	37	°	°	NOUN
cet-13747	86	38	c	c	NOUN
cet-13747	86	39	and	and	CCONJ
cet-13747	86	40	50	50	NUM
cet-13747	86	41	bar	bar	NOUN
cet-13747	86	42	for	for	ADP
cet-13747	86	43	4	4	NUM
cet-13747	86	44	weeks	week	NOUN
cet-13747	86	45	to	to	ADP
cet-13747	86	46	hydrogen	hydrogen	NOUN
cet-13747	86	47	atmosphere	atmosphere	NOUN
cet-13747	86	48	.	.	PUNCT
cet-13747	87	1	for	for	ADP
cet-13747	87	2	comparison	comparison	NOUN
cet-13747	87	3	,	,	PUNCT
cet-13747	87	4	cement	cement	NOUN
cet-13747	87	5	plugs	plug	NOUN
cet-13747	87	6	were	be	AUX
cet-13747	87	7	exposed	expose	VERB
cet-13747	87	8	to	to	ADP
cet-13747	87	9	nitrogen	nitrogen	NOUN
cet-13747	87	10	.	.	PUNCT
cet-13747	88	1	the	the	DET
cet-13747	88	2	results	result	NOUN
cet-13747	88	3	of	of	ADP
cet-13747	88	4	this	this	DET
cet-13747	88	5	experiment	experiment	NOUN
cet-13747	88	6	were	be	AUX
cet-13747	88	7	that	that	SCONJ
cet-13747	88	8	both	both	DET
cet-13747	88	9	gases	gas	NOUN
cet-13747	88	10	had	have	VERB
cet-13747	88	11	minimal	minimal	ADJ
cet-13747	88	12	to	to	ADP
cet-13747	88	13	no	no	DET
cet-13747	88	14	effect	effect	NOUN
cet-13747	88	15	,	,	PUNCT
cet-13747	88	16	furthermore	furthermore	ADV
cet-13747	88	17	,	,	PUNCT
cet-13747	88	18	cement	cement	NOUN
cet-13747	88	19	g	g	NOUN
cet-13747	88	20	samples	sample	NOUN
cet-13747	88	21	exposed	expose	VERB
cet-13747	88	22	to	to	ADP
cet-13747	88	23	hydrogen	hydrogen	NOUN
cet-13747	88	24	showed	show	VERB
cet-13747	88	25	similar	similar	ADJ
cet-13747	88	26	changes	change	NOUN
cet-13747	88	27	in	in	ADP
cet-13747	88	28	porosity	porosity	NOUN
cet-13747	88	29	and	and	CCONJ
cet-13747	88	30	permeability	permeability	NOUN
cet-13747	88	31	values	value	NOUN
cet-13747	88	32	.	.	PUNCT
cet-13747	89	1	in	in	ADP
cet-13747	89	2	the	the	DET
cet-13747	89	3	paper	paper	NOUN
cet-13747	89	4	by	by	ADP
cet-13747	89	5	iorio	iorio	PROPN
cet-13747	89	6	et	et	PROPN
cet-13747	89	7	.	.	PUNCT
cet-13747	90	1	al	al	PROPN
cet-13747	90	2	.	.	PROPN
cet-13747	90	3	,	,	PUNCT
cet-13747	90	4	2022	2022	NUM
cet-13747	90	5	,	,	PUNCT
cet-13747	90	6	the	the	DET
cet-13747	90	7	first	first	ADJ
cet-13747	90	8	step	step	NOUN
cet-13747	90	9	for	for	ADP
cet-13747	90	10	evaluating	evaluate	VERB
cet-13747	90	11	the	the	DET
cet-13747	90	12	interaction	interaction	NOUN
cet-13747	90	13	between	between	ADP
cet-13747	90	14	main	main	ADJ
cet-13747	90	15	cement	cement	NOUN
cet-13747	90	16	components	component	NOUN
cet-13747	90	17	and	and	CCONJ
cet-13747	90	18	hydrogen	hydrogen	NOUN
cet-13747	90	19	was	be	AUX
cet-13747	90	20	a	a	DET
cet-13747	90	21	thermodynamic	thermodynamic	ADJ
cet-13747	90	22	study	study	NOUN
cet-13747	90	23	.	.	PUNCT
cet-13747	91	1	class	class	NOUN
cet-13747	91	2	g	g	PROPN
cet-13747	91	3	cement	cement	NOUN
cet-13747	91	4	was	be	AUX
cet-13747	91	5	analysed	analyse	VERB
cet-13747	91	6	,	,	PUNCT
cet-13747	91	7	of	of	ADP
cet-13747	91	8	which	which	PRON
cet-13747	91	9	the	the	DET
cet-13747	91	10	main	main	ADJ
cet-13747	91	11	components	component	NOUN
cet-13747	91	12	are	be	AUX
cet-13747	91	13	:	:	PUNCT
cet-13747	91	14	•	•	ADP
cet-13747	91	15	anhydrous	anhydrous	ADJ
cet-13747	91	16	phases	phase	NOUN
cet-13747	91	17	c3s	c3s	NOUN
cet-13747	91	18	:	:	PUNCT
cet-13747	91	19	tricalcium	tricalcium	NOUN
cet-13747	91	20	silicate	silicate	NOUN
cet-13747	91	21	,	,	PUNCT
cet-13747	91	22	c2s	c2s	PROPN
cet-13747	91	23	:	:	PUNCT
cet-13747	91	24	dicalcium	dicalcium	NOUN
cet-13747	91	25	silicate	silicate	NOUN
cet-13747	91	26	,	,	PUNCT
cet-13747	91	27	c3a	c3a	PROPN
cet-13747	91	28	:	:	PUNCT
cet-13747	91	29	tricalcium	tricalcium	NOUN
cet-13747	91	30	aluminate	aluminate	NOUN
cet-13747	91	31	,	,	PUNCT
cet-13747	91	32	c4af	c4af	PUNCT
cet-13747	91	33	:	:	PUNCT
cet-13747	91	34	tetracalcium	tetracalcium	NOUN
cet-13747	91	35	aluminoferrite	aluminoferrite	ADJ
cet-13747	91	36	•	•	NUM
cet-13747	91	37	hydrated	hydrated	ADJ
cet-13747	91	38	phases	phase	NOUN
cet-13747	91	39	–	–	PUNCT
cet-13747	91	40	csh	csh	NOUN
cet-13747	91	41	:	:	PUNCT
cet-13747	91	42	calcium	calcium	NOUN
cet-13747	91	43	silicate	silicate	NOUN
cet-13747	91	44	hydrate	hydrate	NOUN
cet-13747	91	45	,	,	PUNCT
cet-13747	91	46	portlandite	portlandite	ADJ
cet-13747	91	47	ca(oh)2	ca(oh)2	NOUN
cet-13747	91	48	,	,	PUNCT
cet-13747	91	49	ettringite	ettringite	NOUN
cet-13747	91	50	(	(	PUNCT
cet-13747	91	51	ca6al2(so4)3(oh)12•26(h2o	ca6al2(so4)3(oh)12•26(h2o	NOUN
cet-13747	91	52	)	)	PUNCT
cet-13747	91	53	and	and	CCONJ
cet-13747	91	54	katoite	katoite	PROPN
cet-13747	91	55	(	(	PUNCT
cet-13747	91	56	ca3al2(sio4)1.5(oh)6	ca3al2(sio4)1.5(oh)6	PROPN
cet-13747	91	57	)	)	PUNCT
cet-13747	91	58	.	.	PUNCT
cet-13747	92	1	the	the	DET
cet-13747	92	2	result	result	NOUN
cet-13747	92	3	of	of	ADP
cet-13747	92	4	this	this	DET
cet-13747	92	5	study	study	NOUN
cet-13747	92	6	shows	show	VERB
cet-13747	92	7	that	that	SCONJ
cet-13747	92	8	the	the	DET
cet-13747	92	9	reaction	reaction	NOUN
cet-13747	92	10	of	of	ADP
cet-13747	92	11	cement	cement	NOUN
cet-13747	92	12	can	can	AUX
cet-13747	92	13	undergo	undergo	VERB
cet-13747	92	14	in	in	ADP
cet-13747	92	15	presence	presence	NOUN
cet-13747	92	16	of	of	ADP
cet-13747	92	17	hydrogen	hydrogen	NOUN
cet-13747	92	18	is	be	AUX
cet-13747	92	19	partial	partial	ADJ
cet-13747	92	20	fe2o3	fe2o3	PROPN
cet-13747	92	21	reduction	reduction	NOUN
cet-13747	92	22	to	to	ADP
cet-13747	92	23	fe3o4	fe3o4	PROPN
cet-13747	92	24	.	.	PUNCT
cet-13747	92	25	considering	consider	VERB
cet-13747	92	26	the	the	DET
cet-13747	92	27	low	low	ADJ
cet-13747	92	28	amount	amount	NOUN
cet-13747	92	29	of	of	ADP
cet-13747	92	30	fe2o3	fe2o3	PROPN
cet-13747	92	31	cement	cement	NOUN
cet-13747	92	32	matrix	matrix	NOUN
cet-13747	92	33	and	and	CCONJ
cet-13747	92	34	the	the	DET
cet-13747	92	35	temperature	temperature	NOUN
cet-13747	92	36	range	range	NOUN
cet-13747	92	37	for	for	ADP
cet-13747	92	38	h2	h2	NOUN
cet-13747	92	39	(	(	PUNCT
cet-13747	92	40	less	less	ADJ
cet-13747	92	41	than	than	ADP
cet-13747	92	42	100	100	NUM
cet-13747	92	43	°	°	NOUN
cet-13747	92	44	c	c	NOUN
cet-13747	92	45	)	)	PUNCT
cet-13747	92	46	storage	storage	NOUN
cet-13747	92	47	,	,	PUNCT
cet-13747	92	48	the	the	DET
cet-13747	92	49	potential	potential	ADJ
cet-13747	92	50	reduction	reduction	NOUN
cet-13747	92	51	of	of	ADP
cet-13747	92	52	fe2o3	fe2o3	PROPN
cet-13747	92	53	to	to	PART
cet-13747	92	54	fe3o4	fe3o4	PROPN
cet-13747	92	55	should	should	AUX
cet-13747	92	56	not	not	PART
cet-13747	92	57	impact	impact	VERB
cet-13747	92	58	cement	cement	NOUN
cet-13747	92	59	resistance	resistance	NOUN
cet-13747	92	60	and	and	CCONJ
cet-13747	92	61	sealing	sealing	NOUN
cet-13747	92	62	capacity	capacity	NOUN
cet-13747	92	63	.	.	PUNCT
cet-13747	93	1	52	52	NUM
cet-13747	93	2	more	more	ADJ
cet-13747	93	3	information	information	NOUN
cet-13747	93	4	on	on	ADP
cet-13747	93	5	the	the	DET
cet-13747	93	6	cement	cement	NOUN
cet-13747	93	7	stability	stability	NOUN
cet-13747	93	8	has	have	AUX
cet-13747	93	9	been	be	AUX
cet-13747	93	10	obtained	obtain	VERB
cet-13747	93	11	by	by	ADP
cet-13747	93	12	performing	perform	VERB
cet-13747	93	13	experimental	experimental	ADJ
cet-13747	93	14	tests	test	NOUN
cet-13747	93	15	and	and	CCONJ
cet-13747	93	16	by	by	ADP
cet-13747	93	17	characterization	characterization	NOUN
cet-13747	93	18	of	of	ADP
cet-13747	93	19	the	the	DET
cet-13747	93	20	specimen	speciman	NOUN
cet-13747	93	21	after	after	ADP
cet-13747	93	22	interaction	interaction	NOUN
cet-13747	93	23	with	with	ADP
cet-13747	93	24	hydrogen	hydrogen	NOUN
cet-13747	93	25	.	.	PUNCT
cet-13747	94	1	the	the	DET
cet-13747	94	2	identified	identify	VERB
cet-13747	94	3	cementitious	cementitious	ADJ
cet-13747	94	4	slurries	slurry	NOUN
cet-13747	94	5	,	,	PUNCT
cet-13747	94	6	which	which	PRON
cet-13747	94	7	are	be	AUX
cet-13747	94	8	currently	currently	ADV
cet-13747	94	9	mostly	mostly	ADV
cet-13747	94	10	used	use	VERB
cet-13747	94	11	in	in	ADP
cet-13747	94	12	the	the	DET
cet-13747	94	13	casing	casing	NOUN
cet-13747	94	14	primary	primary	ADJ
cet-13747	94	15	cementing	cement	VERB
cet-13747	94	16	jobs	job	NOUN
cet-13747	94	17	in	in	ADP
cet-13747	94	18	production	production	NOUN
cet-13747	94	19	phases	phase	NOUN
cet-13747	94	20	of	of	ADP
cet-13747	94	21	the	the	DET
cet-13747	94	22	o&g	o&g	PROPN
cet-13747	94	23	wells	wells	PROPN
cet-13747	94	24	,	,	PUNCT
cet-13747	94	25	are	be	AUX
cet-13747	94	26	respectively	respectively	ADV
cet-13747	94	27	:	:	PUNCT
cet-13747	95	1	•	•	NUM
cet-13747	95	2	1	1	NUM
cet-13747	95	3	°	°	NUM
cet-13747	95	4	batch	batch	NOUN
cet-13747	95	5	,	,	PUNCT
cet-13747	95	6	cement	cement	NOUN
cet-13747	95	7	slurry	slurry	NOUN
cet-13747	95	8	with	with	ADP
cet-13747	95	9	api	api	NOUN
cet-13747	95	10	class	class	NOUN
cet-13747	95	11	g	g	PROPN
cet-13747	95	12	hsr	hsr	PROPN
cet-13747	95	13	cement	cement	NOUN
cet-13747	95	14	.	.	PUNCT
cet-13747	96	1	•	•	NUM
cet-13747	96	2	2	2	NUM
cet-13747	96	3	°	°	NUM
cet-13747	96	4	batch	batch	NOUN
cet-13747	96	5	,	,	PUNCT
cet-13747	96	6	cement	cement	NOUN
cet-13747	96	7	slurry	slurry	NOUN
cet-13747	96	8	with	with	ADP
cet-13747	96	9	a	a	DET
cet-13747	96	10	blend	blend	NOUN
cet-13747	96	11	of	of	ADP
cet-13747	96	12	api	api	NOUN
cet-13747	96	13	class	class	NOUN
cet-13747	96	14	g	g	PROPN
cet-13747	96	15	hsr	hsr	PROPN
cet-13747	96	16	cement	cement	NOUN
cet-13747	96	17	+	+	CCONJ
cet-13747	96	18	silica	silica	NOUN
cet-13747	96	19	35	35	NUM
cet-13747	96	20	%	%	NOUN
cet-13747	96	21	by	by	ADP
cet-13747	96	22	weight	weight	NOUN
cet-13747	96	23	of	of	ADP
cet-13747	96	24	cement	cement	NOUN
cet-13747	96	25	.	.	PUNCT
cet-13747	97	1	even	even	ADV
cet-13747	97	2	if	if	SCONJ
cet-13747	97	3	hydrogen	hydrogen	NOUN
cet-13747	97	4	migration	migration	NOUN
cet-13747	97	5	inside	inside	ADP
cet-13747	97	6	cement	cement	NOUN
cet-13747	97	7	pores	pore	NOUN
cet-13747	97	8	may	may	AUX
cet-13747	97	9	be	be	AUX
cet-13747	97	10	prevented	prevent	VERB
cet-13747	97	11	by	by	ADP
cet-13747	97	12	adding	add	VERB
cet-13747	97	13	chosen	choose	VERB
cet-13747	97	14	organic	organic	ADJ
cet-13747	97	15	polymers	polymer	NOUN
cet-13747	97	16	(	(	PUNCT
cet-13747	97	17	as	as	ADV
cet-13747	97	18	well	well	ADV
cet-13747	97	19	as	as	ADP
cet-13747	97	20	for	for	ADP
cet-13747	97	21	other	other	ADJ
cet-13747	97	22	gases	gas	NOUN
cet-13747	97	23	)	)	PUNCT
cet-13747	97	24	(	(	PUNCT
cet-13747	97	25	nelson	nelson	PROPN
cet-13747	97	26	,	,	PUNCT
cet-13747	97	27	1990	1990	NUM
cet-13747	97	28	)	)	PUNCT
cet-13747	97	29	,	,	PUNCT
cet-13747	97	30	the	the	DET
cet-13747	97	31	selected	select	VERB
cet-13747	97	32	slurry	slurry	NOUN
cet-13747	97	33	does	do	AUX
cet-13747	97	34	not	not	PART
cet-13747	97	35	include	include	VERB
cet-13747	97	36	specific	specific	ADJ
cet-13747	97	37	additives	additive	NOUN
cet-13747	97	38	for	for	ADP
cet-13747	97	39	the	the	DET
cet-13747	97	40	functional	functional	ADJ
cet-13747	97	41	enrichment	enrichment	NOUN
cet-13747	97	42	of	of	ADP
cet-13747	97	43	the	the	DET
cet-13747	97	44	slurry	slurry	NOUN
cet-13747	97	45	itself	itself	PRON
cet-13747	97	46	;	;	PUNCT
cet-13747	97	47	this	this	DET
cet-13747	97	48	choice	choice	NOUN
cet-13747	97	49	was	be	AUX
cet-13747	97	50	made	make	VERB
cet-13747	97	51	to	to	PART
cet-13747	97	52	better	well	ADV
cet-13747	97	53	evaluate	evaluate	VERB
cet-13747	97	54	the	the	DET
cet-13747	97	55	interaction	interaction	NOUN
cet-13747	97	56	between	between	ADP
cet-13747	97	57	hydrogen	hydrogen	NOUN
cet-13747	97	58	and	and	CCONJ
cet-13747	97	59	the	the	DET
cet-13747	97	60	main	main	ADJ
cet-13747	97	61	constituents	constituent	NOUN
cet-13747	97	62	of	of	ADP
cet-13747	97	63	the	the	DET
cet-13747	97	64	cement	cement	NOUN
cet-13747	97	65	sample	sample	NOUN
cet-13747	97	66	.	.	PUNCT
cet-13747	98	1	for	for	ADP
cet-13747	98	2	each	each	DET
cet-13747	98	3	aging	age	VERB
cet-13747	98	4	batch	batch	NOUN
cet-13747	98	5	,	,	PUNCT
cet-13747	98	6	the	the	DET
cet-13747	98	7	samples	sample	NOUN
cet-13747	98	8	were	be	AUX
cet-13747	98	9	left	leave	VERB
cet-13747	98	10	inside	inside	ADP
cet-13747	98	11	the	the	DET
cet-13747	98	12	autoclave	autoclave	NOUN
cet-13747	98	13	for	for	ADP
cet-13747	98	14	8	8	NUM
cet-13747	98	15	weeks	week	NOUN
cet-13747	98	16	,	,	PUNCT
cet-13747	98	17	in	in	ADP
cet-13747	98	18	contact	contact	NOUN
cet-13747	98	19	with	with	ADP
cet-13747	98	20	hydrogen	hydrogen	NOUN
cet-13747	98	21	in	in	ADP
cet-13747	98	22	"	"	PUNCT
cet-13747	98	23	dry	dry	ADJ
cet-13747	98	24	"	"	PUNCT
cet-13747	98	25	conditions	condition	NOUN
cet-13747	98	26	(	(	PUNCT
cet-13747	98	27	iorio	iorio	PROPN
cet-13747	98	28	et	et	PROPN
cet-13747	98	29	.	.	PUNCT
cet-13747	99	1	al	al	PROPN
cet-13747	99	2	.	.	PROPN
cet-13747	99	3	,	,	PUNCT
cet-13747	99	4	2022	2022	NUM
cet-13747	99	5	)	)	PUNCT
cet-13747	99	6	for	for	ADP
cet-13747	99	7	batches	batch	NOUN
cet-13747	99	8	1	1	NUM
cet-13747	99	9	°	°	NUM
cet-13747	99	10	and	and	CCONJ
cet-13747	99	11	2	2	NUM
cet-13747	99	12	°	°	NUM
cet-13747	99	13	,	,	PUNCT
cet-13747	99	14	and	and	CCONJ
cet-13747	99	15	"	"	PUNCT
cet-13747	99	16	wet	wet	ADJ
cet-13747	99	17	"	"	PUNCT
cet-13747	99	18	(	(	PUNCT
cet-13747	99	19	cracolici	cracolici	PROPN
cet-13747	99	20	et	et	NOUN
cet-13747	99	21	.	.	PUNCT
cet-13747	100	1	al	al	PROPN
cet-13747	100	2	.	.	PROPN
cet-13747	100	3	,	,	PUNCT
cet-13747	100	4	2023	2023	NUM
cet-13747	100	5	)	)	PUNCT
cet-13747	100	6	for	for	ADP
cet-13747	100	7	batch	batch	NOUN
cet-13747	100	8	1	1	NUM
cet-13747	100	9	°	°	NUM
cet-13747	100	10	,	,	PUNCT
cet-13747	100	11	at	at	ADP
cet-13747	100	12	a	a	DET
cet-13747	100	13	temperature	temperature	NOUN
cet-13747	100	14	condition	condition	NOUN
cet-13747	100	15	of	of	ADP
cet-13747	100	16	90	90	NUM
cet-13747	100	17	°	°	NOUN
cet-13747	100	18	c	c	NOUN
cet-13747	100	19	and	and	CCONJ
cet-13747	100	20	the	the	DET
cet-13747	100	21	maximum	maximum	ADJ
cet-13747	100	22	pressure	pressure	NOUN
cet-13747	100	23	that	that	PRON
cet-13747	100	24	can	can	AUX
cet-13747	100	25	be	be	AUX
cet-13747	100	26	maintained	maintain	VERB
cet-13747	100	27	by	by	ADP
cet-13747	100	28	the	the	DET
cet-13747	100	29	instrumental	instrumental	ADJ
cet-13747	100	30	set	set	NOUN
cet-13747	100	31	-	-	PUNCT
cet-13747	100	32	up	up	NOUN
cet-13747	100	33	equal	equal	ADJ
cet-13747	100	34	to	to	ADP
cet-13747	100	35	150	150	NUM
cet-13747	100	36	bar.to	bar.to	PROPN
cet-13747	100	37	ensure	ensure	VERB
cet-13747	100	38	the	the	DET
cet-13747	100	39	correct	correct	ADJ
cet-13747	100	40	humidity	humidity	NOUN
cet-13747	100	41	rate	rate	NOUN
cet-13747	100	42	in	in	ADP
cet-13747	100	43	“	"	PUNCT
cet-13747	100	44	dry	dry	ADJ
cet-13747	100	45	”	"	PUNCT
cet-13747	100	46	conditions	condition	NOUN
cet-13747	100	47	inside	inside	ADP
cet-13747	100	48	the	the	DET
cet-13747	100	49	autoclave	autoclave	NOUN
cet-13747	100	50	,	,	PUNCT
cet-13747	100	51	a	a	DET
cet-13747	100	52	small	small	ADJ
cet-13747	100	53	amount	amount	NOUN
cet-13747	100	54	of	of	ADP
cet-13747	100	55	distilled	distil	VERB
cet-13747	100	56	water	water	NOUN
cet-13747	100	57	was	be	AUX
cet-13747	100	58	left	leave	VERB
cet-13747	100	59	on	on	ADP
cet-13747	100	60	the	the	DET
cet-13747	100	61	bottom	bottom	NOUN
cet-13747	100	62	of	of	ADP
cet-13747	100	63	the	the	DET
cet-13747	100	64	autoclave	autoclave	NOUN
cet-13747	100	65	during	during	ADP
cet-13747	100	66	the	the	DET
cet-13747	100	67	entire	entire	ADJ
cet-13747	100	68	aging	aging	NOUN
cet-13747	100	69	,	,	PUNCT
cet-13747	100	70	without	without	ADP
cet-13747	100	71	direct	direct	ADJ
cet-13747	100	72	contact	contact	NOUN
cet-13747	100	73	between	between	ADP
cet-13747	100	74	the	the	DET
cet-13747	100	75	water	water	NOUN
cet-13747	100	76	and	and	CCONJ
cet-13747	100	77	the	the	DET
cet-13747	100	78	samples.in	samples.in	NUM
cet-13747	100	79	parallel	parallel	NOUN
cet-13747	100	80	to	to	ADP
cet-13747	100	81	the	the	DET
cet-13747	100	82	h2	h2	NOUN
cet-13747	100	83	aging	aging	NOUN
cet-13747	100	84	,	,	PUNCT
cet-13747	100	85	twin	twin	ADJ
cet-13747	100	86	samples	sample	NOUN
cet-13747	100	87	were	be	AUX
cet-13747	100	88	also	also	ADV
cet-13747	100	89	aged	age	VERB
cet-13747	100	90	in	in	ADP
cet-13747	100	91	nitrogen	nitrogen	NOUN
cet-13747	100	92	at	at	ADP
cet-13747	100	93	the	the	DET
cet-13747	100	94	same	same	ADJ
cet-13747	100	95	humidity	humidity	NOUN
cet-13747	100	96	and	and	CCONJ
cet-13747	100	97	t&p	t&p	PROPN
cet-13747	100	98	conditions	condition	NOUN
cet-13747	100	99	.	.	PUNCT
cet-13747	101	1	figure	figure	VERB
cet-13747	101	2	6	6	NUM
cet-13747	101	3	–	–	PUNCT
cet-13747	101	4	average	average	ADJ
cet-13747	101	5	compressive	compressive	ADJ
cet-13747	101	6	strength	strength	NOUN
cet-13747	101	7	comparison	comparison	NOUN
cet-13747	101	8	for	for	ADP
cet-13747	101	9	“	"	PUNCT
cet-13747	101	10	dry	dry	ADJ
cet-13747	101	11	”	"	PUNCT
cet-13747	101	12	conditions	condition	NOUN
cet-13747	101	13	(	(	PUNCT
cet-13747	101	14	left	leave	VERB
cet-13747	101	15	)	)	PUNCT
cet-13747	101	16	and	and	CCONJ
cet-13747	101	17	“	"	PUNCT
cet-13747	101	18	wet	wet	ADJ
cet-13747	101	19	”	"	PUNCT
cet-13747	101	20	conditions	condition	NOUN
cet-13747	101	21	(	(	PUNCT
cet-13747	101	22	right	right	ADJ
cet-13747	101	23	)	)	PUNCT
cet-13747	101	24	the	the	DET
cet-13747	101	25	results	result	NOUN
cet-13747	101	26	shown	show	VERB
cet-13747	101	27	in	in	ADP
cet-13747	101	28	both	both	DET
cet-13747	101	29	papers	paper	NOUN
cet-13747	101	30	highlight	highlight	VERB
cet-13747	101	31	that	that	SCONJ
cet-13747	101	32	generally	generally	ADV
cet-13747	101	33	,	,	PUNCT
cet-13747	101	34	hydrogen	hydrogen	NOUN
cet-13747	101	35	does	do	AUX
cet-13747	101	36	not	not	PART
cet-13747	101	37	invalidate	invalidate	VERB
cet-13747	101	38	the	the	DET
cet-13747	101	39	performance	performance	NOUN
cet-13747	101	40	of	of	ADP
cet-13747	101	41	cement	cement	NOUN
cet-13747	101	42	,	,	PUNCT
cet-13747	101	43	in	in	ADP
cet-13747	101	44	terms	term	NOUN
cet-13747	101	45	of	of	ADP
cet-13747	101	46	mechanical	mechanical	ADJ
cet-13747	101	47	resistance	resistance	NOUN
cet-13747	101	48	and	and	CCONJ
cet-13747	101	49	sealing	seal	VERB
cet-13747	101	50	capacity	capacity	NOUN
cet-13747	101	51	.	.	PUNCT
cet-13747	102	1	slight	slight	ADJ
cet-13747	102	2	variations	variation	NOUN
cet-13747	102	3	are	be	AUX
cet-13747	102	4	indeed	indeed	ADV
cet-13747	102	5	detected	detect	VERB
cet-13747	102	6	regarding	regard	VERB
cet-13747	102	7	the	the	DET
cet-13747	102	8	characteristics	characteristic	NOUN
cet-13747	102	9	of	of	ADP
cet-13747	102	10	the	the	DET
cet-13747	102	11	cement	cement	NOUN
cet-13747	102	12	and	and	CCONJ
cet-13747	102	13	the	the	DET
cet-13747	102	14	water	water	NOUN
cet-13747	102	15	in	in	ADP
cet-13747	102	16	which	which	PRON
cet-13747	102	17	it	it	PRON
cet-13747	102	18	is	be	AUX
cet-13747	102	19	immersed	immerse	VERB
cet-13747	102	20	in	in	ADP
cet-13747	102	21	the	the	DET
cet-13747	102	22	“	"	PUNCT
cet-13747	102	23	wet	wet	ADJ
cet-13747	102	24	”	"	PUNCT
cet-13747	102	25	experimental	experimental	ADJ
cet-13747	102	26	aging	aging	NOUN
cet-13747	102	27	,	,	PUNCT
cet-13747	102	28	but	but	CCONJ
cet-13747	102	29	these	these	DET
cet-13747	102	30	variations	variation	NOUN
cet-13747	102	31	will	will	AUX
cet-13747	102	32	have	have	VERB
cet-13747	102	33	to	to	PART
cet-13747	102	34	be	be	AUX
cet-13747	102	35	argued	argue	VERB
cet-13747	102	36	concerning	concern	VERB
cet-13747	102	37	the	the	DET
cet-13747	102	38	heterogeneity	heterogeneity	NOUN
cet-13747	102	39	of	of	ADP
cet-13747	102	40	the	the	DET
cet-13747	102	41	samples	sample	NOUN
cet-13747	102	42	and	and	CCONJ
cet-13747	102	43	real	real	ADJ
cet-13747	102	44	conditions	condition	NOUN
cet-13747	102	45	of	of	ADP
cet-13747	102	46	the	the	DET
cet-13747	102	47	storage	storage	NOUN
cet-13747	102	48	well	well	ADV
cet-13747	102	49	selected	select	VERB
cet-13747	102	50	and	and	CCONJ
cet-13747	102	51	associated	associate	VERB
cet-13747	102	52	pressure	pressure	NOUN
cet-13747	102	53	cycles	cycle	NOUN
cet-13747	102	54	.	.	PUNCT
cet-13747	103	1	certainly	certainly	ADV
cet-13747	103	2	,	,	PUNCT
cet-13747	103	3	more	more	ADJ
cet-13747	103	4	tests	test	NOUN
cet-13747	103	5	will	will	AUX
cet-13747	103	6	be	be	AUX
cet-13747	103	7	needed	need	VERB
cet-13747	103	8	to	to	PART
cet-13747	103	9	further	far	ADV
cet-13747	103	10	investigate	investigate	VERB
cet-13747	103	11	the	the	DET
cet-13747	103	12	comparison	comparison	NOUN
cet-13747	103	13	between	between	ADP
cet-13747	103	14	the	the	DET
cet-13747	103	15	results	result	NOUN
cet-13747	103	16	obtained	obtain	VERB
cet-13747	103	17	from	from	ADP
cet-13747	103	18	different	different	ADJ
cet-13747	103	19	aging	aging	NOUN
cet-13747	103	20	(	(	PUNCT
cet-13747	103	21	wet	wet	ADJ
cet-13747	103	22	and	and	CCONJ
cet-13747	103	23	dry	dry	ADJ
cet-13747	103	24	)	)	PUNCT
cet-13747	103	25	.	.	PUNCT
cet-13747	104	1	5	5	X
cet-13747	104	2	.	.	X
cet-13747	104	3	o&g	o&g	PROPN
cet-13747	104	4	main	main	ADJ
cet-13747	104	5	service	service	NOUN
cet-13747	104	6	contractors	contractor	NOUN
cet-13747	104	7	h2	h2	NOUN
cet-13747	104	8	-	-	PUNCT
cet-13747	104	9	focused	focus	VERB
cet-13747	104	10	workshops	workshop	NOUN
cet-13747	104	11	were	be	AUX
cet-13747	104	12	organized	organize	VERB
cet-13747	104	13	with	with	ADP
cet-13747	104	14	the	the	DET
cet-13747	104	15	target	target	NOUN
cet-13747	104	16	to	to	PART
cet-13747	104	17	have	have	VERB
cet-13747	104	18	an	an	DET
cet-13747	104	19	open	open	ADJ
cet-13747	104	20	roundtable	roundtable	NOUN
cet-13747	104	21	with	with	ADP
cet-13747	104	22	the	the	DET
cet-13747	104	23	major	major	ADJ
cet-13747	104	24	main	main	ADJ
cet-13747	104	25	service	service	NOUN
cet-13747	104	26	companies	company	NOUN
cet-13747	104	27	eni	eni	NOUN
cet-13747	104	28	is	be	AUX
cet-13747	104	29	working	work	VERB
cet-13747	104	30	with	with	ADP
cet-13747	104	31	.	.	PUNCT
cet-13747	105	1	during	during	ADP
cet-13747	105	2	the	the	DET
cet-13747	105	3	workshops	workshop	NOUN
cet-13747	105	4	,	,	PUNCT
cet-13747	105	5	on	on	ADP
cet-13747	105	6	one	one	NUM
cet-13747	105	7	hand	hand	NOUN
cet-13747	105	8	,	,	PUNCT
cet-13747	105	9	it	it	PRON
cet-13747	105	10	was	be	AUX
cet-13747	105	11	clear	clear	ADJ
cet-13747	105	12	how	how	SCONJ
cet-13747	105	13	knowledge	knowledge	NOUN
cet-13747	105	14	is	be	AUX
cet-13747	105	15	related	relate	VERB
cet-13747	105	16	mainly	mainly	ADV
cet-13747	105	17	to	to	ADP
cet-13747	105	18	literature	literature	NOUN
cet-13747	105	19	or	or	CCONJ
cet-13747	105	20	compared	compare	VERB
cet-13747	105	21	to	to	ADP
cet-13747	105	22	similar	similar	ADJ
cet-13747	105	23	oil	oil	NOUN
cet-13747	105	24	and	and	CCONJ
cet-13747	105	25	gas	gas	NOUN
cet-13747	105	26	reservoirs	reservoir	NOUN
cet-13747	105	27	,	,	PUNCT
cet-13747	105	28	where	where	SCONJ
cet-13747	105	29	often	often	ADV
cet-13747	105	30	exist	exist	VERB
cet-13747	105	31	acidic	acidic	ADJ
cet-13747	105	32	gases	gas	NOUN
cet-13747	105	33	(	(	PUNCT
cet-13747	105	34	such	such	ADJ
cet-13747	105	35	as	as	ADP
cet-13747	105	36	co2	co2	NOUN
cet-13747	105	37	and	and	CCONJ
cet-13747	105	38	h2s	h2s	NOUN
cet-13747	105	39	)	)	PUNCT
cet-13747	105	40	.	.	PUNCT
cet-13747	106	1	on	on	ADP
cet-13747	106	2	the	the	DET
cet-13747	106	3	other	other	ADJ
cet-13747	106	4	hand	hand	NOUN
cet-13747	106	5	,	,	PUNCT
cet-13747	106	6	only	only	ADV
cet-13747	106	7	a	a	DET
cet-13747	106	8	few	few	ADJ
cet-13747	106	9	direct	direct	ADJ
cet-13747	106	10	experiences	experience	NOUN
cet-13747	106	11	are	be	AUX
cet-13747	106	12	present	present	ADJ
cet-13747	106	13	.	.	PUNCT
cet-13747	107	1	h2	h2	NOUN
cet-13747	107	2	corrosion	corrosion	NOUN
cet-13747	107	3	mechanisms	mechanism	NOUN
cet-13747	107	4	of	of	ADP
cet-13747	107	5	materials	material	NOUN
cet-13747	107	6	have	have	AUX
cet-13747	107	7	been	be	AUX
cet-13747	107	8	confirmed	confirm	VERB
cet-13747	107	9	by	by	ADP
cet-13747	107	10	all	all	DET
cet-13747	107	11	services	service	NOUN
cet-13747	107	12	,	,	PUNCT
cet-13747	107	13	but	but	CCONJ
cet-13747	107	14	they	they	PRON
cet-13747	107	15	have	have	VERB
cet-13747	107	16	a	a	DET
cet-13747	107	17	different	different	ADJ
cet-13747	107	18	approach	approach	NOUN
cet-13747	107	19	to	to	PART
cet-13747	107	20	avoid	avoid	VERB
cet-13747	107	21	this	this	DET
cet-13747	107	22	issue	issue	NOUN
cet-13747	107	23	.	.	PUNCT
cet-13747	108	1	the	the	DET
cet-13747	108	2	most	most	ADV
cet-13747	108	3	contrasting	contrasting	ADJ
cet-13747	108	4	approach	approach	NOUN
cet-13747	108	5	is	be	AUX
cet-13747	108	6	for	for	ADP
cet-13747	108	7	the	the	DET
cet-13747	108	8	choice	choice	NOUN
cet-13747	108	9	of	of	ADP
cet-13747	108	10	metallurgy	metallurgy	NOUN
cet-13747	108	11	,	,	PUNCT
cet-13747	108	12	some	some	DET
cet-13747	108	13	service	service	NOUN
cet-13747	108	14	companies	company	NOUN
cet-13747	108	15	prefer	prefer	VERB
cet-13747	108	16	to	to	PART
cet-13747	108	17	have	have	VERB
cet-13747	108	18	a	a	DET
cet-13747	108	19	similar	similar	ADJ
cet-13747	108	20	approach	approach	NOUN
cet-13747	108	21	to	to	ADP
cet-13747	108	22	the	the	DET
cet-13747	108	23	h2s	h2s	NOUN
cet-13747	108	24	environment	environment	NOUN
cet-13747	108	25	with	with	ADP
cet-13747	108	26	low	low	ADJ
cet-13747	108	27	alloy	alloy	NOUN
cet-13747	108	28	steel	steel	NOUN
cet-13747	108	29	materials	material	NOUN
cet-13747	108	30	,	,	PUNCT
cet-13747	108	31	but	but	CCONJ
cet-13747	108	32	others	other	NOUN
cet-13747	108	33	have	have	VERB
cet-13747	108	34	a	a	DET
cet-13747	108	35	similar	similar	ADJ
cet-13747	108	36	approach	approach	NOUN
cet-13747	108	37	to	to	ADP
cet-13747	108	38	the	the	DET
cet-13747	108	39	co2	co2	NOUN
cet-13747	108	40	environment	environment	NOUN
cet-13747	108	41	,	,	PUNCT
cet-13747	108	42	so	so	SCONJ
cet-13747	108	43	they	they	PRON
cet-13747	108	44	prefer	prefer	VERB
cet-13747	108	45	corrosion	corrosion	NOUN
cet-13747	108	46	-	-	PUNCT
cet-13747	108	47	resistant	resistant	ADJ
cet-13747	108	48	alloys	alloy	NOUN
cet-13747	108	49	(	(	PUNCT
cet-13747	108	50	cra	cra	PROPN
cet-13747	108	51	)	)	PUNCT
cet-13747	108	52	metallurgies	metallurgy	NOUN
cet-13747	108	53	.	.	PUNCT
cet-13747	109	1	while	while	SCONJ
cet-13747	109	2	for	for	ADP
cet-13747	109	3	elastomers	elastomer	NOUN
cet-13747	109	4	and	and	CCONJ
cet-13747	109	5	cement	cement	NOUN
cet-13747	109	6	almost	almost	ADV
cet-13747	109	7	all	all	DET
cet-13747	109	8	the	the	DET
cet-13747	109	9	service	service	NOUN
cet-13747	109	10	companies	company	NOUN
cet-13747	109	11	agree	agree	VERB
cet-13747	109	12	to	to	PART
cet-13747	109	13	test	test	VERB
cet-13747	109	14	required	require	VERB
cet-13747	109	15	before	before	ADP
cet-13747	109	16	applications	application	NOUN
cet-13747	109	17	.	.	PUNCT
cet-13747	110	1	table	table	NOUN
cet-13747	110	2	2	2	NUM
cet-13747	110	3	–	–	PUNCT
cet-13747	110	4	different	different	ADJ
cet-13747	110	5	approaches	approach	NOUN
cet-13747	110	6	for	for	ADP
cet-13747	110	7	well	well	ADJ
cet-13747	110	8	materials	material	NOUN
cet-13747	110	9	choice	choice	NOUN
cet-13747	110	10	metals	metal	NOUN
cet-13747	110	11	elastomers	elastomer	NOUN
cet-13747	110	12	cement	cement	NOUN
cet-13747	110	13	service	service	NOUN
cet-13747	110	14	company	company	NOUN
cet-13747	110	15	1	1	NUM
cet-13747	110	16	low	low	ADJ
cet-13747	110	17	alloy	alloy	NOUN
cet-13747	110	18	steel	steel	NOUN
cet-13747	110	19	materials	material	NOUN
cet-13747	110	20	hnbr	hnbr	NOUN
cet-13747	110	21	to	to	PART
cet-13747	110	22	test	test	VERB
cet-13747	110	23	service	service	NOUN
cet-13747	110	24	company	company	NOUN
cet-13747	110	25	2	2	NUM
cet-13747	110	26	spe	spe	PROPN
cet-13747	110	27	19555	19555	NUM
cet-13747	110	28	-	-	PUNCT
cet-13747	110	29	ms	ms	NOUN
cet-13747	110	30	literature	literature	NOUN
cet-13747	110	31	analysis	analysis	NOUN
cet-13747	110	32	test	test	NOUN
cet-13747	110	33	required	require	VERB
cet-13747	110	34	spe	spe	PROPN
cet-13747	110	35	19555	19555	NUM
cet-13747	110	36	-	-	PUNCT
cet-13747	110	37	ms	ms	NOUN
cet-13747	110	38	literature	literature	PROPN
cet-13747	110	39	analysis	analysis	NOUN
cet-13747	110	40	service	service	NOUN
cet-13747	110	41	company	company	NOUN
cet-13747	110	42	3	3	NUM
cet-13747	110	43	corrosion	corrosion	NOUN
cet-13747	110	44	–	–	PUNCT
cet-13747	110	45	resistant	resistant	ADJ
cet-13747	110	46	alloys	alloy	NOUN
cet-13747	110	47	(	(	PUNCT
cet-13747	110	48	cra	cra	PROPN
cet-13747	110	49	)	)	PUNCT
cet-13747	110	50	.	.	PUNCT
cet-13747	111	1	others	other	NOUN
cet-13747	111	2	may	may	AUX
cet-13747	111	3	require	require	VERB
cet-13747	111	4	testing	testing	NOUN
cet-13747	111	5	test	test	NOUN
cet-13747	111	6	required	require	VERB
cet-13747	111	7	test	test	NOUN
cet-13747	111	8	required	require	VERB
cet-13747	111	9	service	service	NOUN
cet-13747	111	10	company	company	NOUN
cet-13747	111	11	4	4	NUM
cet-13747	111	12	corrosion	corrosion	NOUN
cet-13747	111	13	–	–	PUNCT
cet-13747	111	14	resistant	resistant	ADJ
cet-13747	111	15	alloys	alloy	NOUN
cet-13747	111	16	(	(	PUNCT
cet-13747	111	17	cra	cra	PROPN
cet-13747	111	18	)	)	PUNCT
cet-13747	111	19	test	test	NOUN
cet-13747	111	20	required	require	VERB
cet-13747	111	21	test	test	NOUN
cet-13747	111	22	required	require	VERB
cet-13747	111	23	eni	eni	PROPN
cet-13747	111	24	spa	spa	NOUN
cet-13747	111	25	test	test	NOUN
cet-13747	111	26	required	require	VERB
cet-13747	111	27	test	test	NOUN
cet-13747	111	28	required	require	VERB
cet-13747	111	29	test	test	NOUN
cet-13747	111	30	required	require	VERB
cet-13747	111	31	53	53	NUM
cet-13747	111	32	6	6	NUM
cet-13747	111	33	.	.	PUNCT
cet-13747	111	34	conclusions	conclusion	NOUN
cet-13747	111	35	the	the	DET
cet-13747	111	36	possibility	possibility	NOUN
cet-13747	111	37	of	of	ADP
cet-13747	111	38	storing	store	VERB
cet-13747	111	39	hydrogen	hydrogen	NOUN
cet-13747	111	40	in	in	ADP
cet-13747	111	41	depleted	depleted	ADJ
cet-13747	111	42	gas	gas	NOUN
cet-13747	111	43	fields	field	NOUN
cet-13747	111	44	could	could	AUX
cet-13747	111	45	be	be	AUX
cet-13747	111	46	the	the	DET
cet-13747	111	47	main	main	ADJ
cet-13747	111	48	goal	goal	NOUN
cet-13747	111	49	,	,	PUNCT
cet-13747	111	50	to	to	PART
cet-13747	111	51	reuse	reuse	VERB
cet-13747	111	52	existing	exist	VERB
cet-13747	111	53	facilities	facility	NOUN
cet-13747	111	54	and	and	CCONJ
cet-13747	111	55	wells	well	NOUN
cet-13747	111	56	without	without	ADP
cet-13747	111	57	carrying	carry	VERB
cet-13747	111	58	out	out	ADP
cet-13747	111	59	any	any	DET
cet-13747	111	60	heavy	heavy	ADJ
cet-13747	111	61	operations	operation	NOUN
cet-13747	111	62	during	during	ADP
cet-13747	111	63	the	the	DET
cet-13747	111	64	conversion	conversion	NOUN
cet-13747	111	65	.	.	PUNCT
cet-13747	112	1	functional	functional	ADJ
cet-13747	112	2	requirements	requirement	NOUN
cet-13747	112	3	for	for	ADP
cet-13747	112	4	hydrogen	hydrogen	NOUN
cet-13747	112	5	storage	storage	NOUN
cet-13747	112	6	wells	well	NOUN
cet-13747	112	7	do	do	AUX
cet-13747	112	8	not	not	PART
cet-13747	112	9	differ	differ	VERB
cet-13747	112	10	from	from	ADP
cet-13747	112	11	natural	natural	ADJ
cet-13747	112	12	gas	gas	NOUN
cet-13747	112	13	storage	storage	NOUN
cet-13747	112	14	wells	well	NOUN
cet-13747	112	15	,	,	PUNCT
cet-13747	112	16	hence	hence	ADV
cet-13747	112	17	their	their	PRON
cet-13747	112	18	designs	design	NOUN
cet-13747	112	19	are	be	AUX
cet-13747	112	20	largely	largely	ADV
cet-13747	112	21	similar	similar	ADJ
cet-13747	112	22	.	.	PUNCT
cet-13747	113	1	the	the	DET
cet-13747	113	2	service	service	NOUN
cet-13747	113	3	companies	company	NOUN
cet-13747	113	4	have	have	AUX
cet-13747	113	5	contrasting	contrast	VERB
cet-13747	113	6	approaches	approach	NOUN
cet-13747	113	7	,	,	PUNCT
cet-13747	113	8	and	and	CCONJ
cet-13747	113	9	it	it	PRON
cet-13747	113	10	will	will	AUX
cet-13747	113	11	be	be	AUX
cet-13747	113	12	challenging	challenge	VERB
cet-13747	113	13	for	for	ADP
cet-13747	113	14	upcoming	upcoming	ADJ
cet-13747	113	15	uhs	uhs	NOUN
cet-13747	113	16	projects	project	NOUN
cet-13747	113	17	.	.	PUNCT
cet-13747	114	1	for	for	ADP
cet-13747	114	2	this	this	DET
cet-13747	114	3	reason	reason	NOUN
cet-13747	114	4	,	,	PUNCT
cet-13747	114	5	the	the	DET
cet-13747	114	6	used	use	VERB
cet-13747	114	7	materials	material	NOUN
cet-13747	114	8	and	and	CCONJ
cet-13747	114	9	component	component	NOUN
cet-13747	114	10	design	design	NOUN
cet-13747	114	11	require	require	VERB
cet-13747	114	12	detailed	detailed	ADJ
cet-13747	114	13	review	review	NOUN
cet-13747	114	14	,	,	PUNCT
cet-13747	114	15	testing	testing	NOUN
cet-13747	114	16	,	,	PUNCT
cet-13747	114	17	and	and	CCONJ
cet-13747	114	18	confirmation	confirmation	NOUN
cet-13747	114	19	before	before	ADP
cet-13747	114	20	an	an	DET
cet-13747	114	21	application	application	NOUN
cet-13747	114	22	.	.	PUNCT
cet-13747	115	1	eni	eni	PROPN
cet-13747	115	2	has	have	AUX
cet-13747	115	3	already	already	ADV
cet-13747	115	4	started	start	VERB
cet-13747	115	5	these	these	DET
cet-13747	115	6	experimental	experimental	ADJ
cet-13747	115	7	investigations	investigation	NOUN
cet-13747	115	8	analyzing	analyze	VERB
cet-13747	115	9	the	the	DET
cet-13747	115	10	compatibility	compatibility	NOUN
cet-13747	115	11	of	of	ADP
cet-13747	115	12	different	different	ADJ
cet-13747	115	13	cement	cement	NOUN
cet-13747	115	14	slurries	slurry	NOUN
cet-13747	115	15	and	and	CCONJ
cet-13747	115	16	metallurgies	metallurgy	NOUN
cet-13747	115	17	with	with	ADP
cet-13747	115	18	hydrogen	hydrogen	NOUN
cet-13747	115	19	.	.	PUNCT
cet-13747	116	1	tests	test	NOUN
cet-13747	116	2	on	on	ADP
cet-13747	116	3	cement	cement	NOUN
cet-13747	116	4	were	be	AUX
cet-13747	116	5	conducted	conduct	VERB
cet-13747	116	6	in	in	ADP
cet-13747	116	7	an	an	DET
cet-13747	116	8	autoclave	autoclave	NOUN
cet-13747	116	9	with	with	ADP
cet-13747	116	10	hydrogen	hydrogen	NOUN
cet-13747	116	11	at	at	ADP
cet-13747	116	12	90	90	NUM
cet-13747	116	13	°	°	NUM
cet-13747	116	14	c	c	NOUN
cet-13747	116	15	and	and	CCONJ
cet-13747	116	16	150	150	NUM
cet-13747	116	17	bar	bar	NOUN
cet-13747	116	18	for	for	ADP
cet-13747	116	19	8	8	NUM
cet-13747	116	20	weeks	week	NOUN
cet-13747	116	21	.	.	PUNCT
cet-13747	117	1	cement	cement	NOUN
cet-13747	117	2	slurry	slurry	NOUN
cet-13747	117	3	with	with	ADP
cet-13747	117	4	api	api	NOUN
cet-13747	117	5	class	class	NOUN
cet-13747	117	6	g	g	PROPN
cet-13747	117	7	hsr	hsr	PROPN
cet-13747	117	8	cement	cement	NOUN
cet-13747	117	9	has	have	AUX
cet-13747	117	10	been	be	AUX
cet-13747	117	11	tested	test	VERB
cet-13747	117	12	in	in	ADP
cet-13747	117	13	"	"	PUNCT
cet-13747	117	14	dry	dry	ADJ
cet-13747	117	15	"	"	PUNCT
cet-13747	117	16	conditions	condition	NOUN
cet-13747	117	17	(	(	PUNCT
cet-13747	117	18	iorio	iorio	PROPN
cet-13747	117	19	et	et	PROPN
cet-13747	117	20	.	.	PUNCT
cet-13747	118	1	al	al	PROPN
cet-13747	118	2	.	.	PROPN
cet-13747	118	3	,	,	PUNCT
cet-13747	118	4	2022	2022	NUM
cet-13747	118	5	)	)	PUNCT
cet-13747	118	6	and	and	CCONJ
cet-13747	118	7	"	"	PUNCT
cet-13747	118	8	wet	wet	ADJ
cet-13747	118	9	"	"	PUNCT
cet-13747	118	10	(	(	PUNCT
cet-13747	118	11	cracolici	cracolici	PROPN
cet-13747	118	12	et	et	NOUN
cet-13747	118	13	.	.	PUNCT
cet-13747	119	1	al	al	PROPN
cet-13747	119	2	.	.	PROPN
cet-13747	119	3	,	,	PUNCT
cet-13747	119	4	2023	2023	NUM
cet-13747	119	5	)	)	PUNCT
cet-13747	119	6	,	,	PUNCT
cet-13747	119	7	and	and	CCONJ
cet-13747	119	8	cement	cement	NOUN
cet-13747	119	9	slurry	slurry	NOUN
cet-13747	119	10	with	with	ADP
cet-13747	119	11	a	a	DET
cet-13747	119	12	blend	blend	NOUN
cet-13747	119	13	of	of	ADP
cet-13747	119	14	api	api	NOUN
cet-13747	119	15	class	class	NOUN
cet-13747	119	16	g	g	PROPN
cet-13747	119	17	hsr	hsr	PROPN
cet-13747	119	18	cement	cement	NOUN
cet-13747	119	19	+	+	CCONJ
cet-13747	119	20	silica	silica	NOUN
cet-13747	119	21	35	35	NUM
cet-13747	119	22	%	%	NOUN
cet-13747	119	23	by	by	ADP
cet-13747	119	24	weight	weight	NOUN
cet-13747	119	25	of	of	ADP
cet-13747	119	26	cement	cement	NOUN
cet-13747	119	27	has	have	AUX
cet-13747	119	28	been	be	AUX
cet-13747	119	29	tested	test	VERB
cet-13747	119	30	in	in	ADP
cet-13747	119	31	"	"	PUNCT
cet-13747	119	32	wet	wet	ADJ
cet-13747	119	33	"	"	PUNCT
cet-13747	119	34	(	(	PUNCT
cet-13747	119	35	cracolici	cracolici	PROPN
cet-13747	119	36	et	et	NOUN
cet-13747	119	37	.	.	PUNCT
cet-13747	120	1	al	al	PROPN
cet-13747	120	2	.	.	PROPN
cet-13747	120	3	,	,	PUNCT
cet-13747	120	4	2023	2023	NUM
cet-13747	120	5	)	)	PUNCT
cet-13747	120	6	.	.	PUNCT
cet-13747	121	1	the	the	DET
cet-13747	121	2	results	result	NOUN
cet-13747	121	3	in	in	ADP
cet-13747	121	4	these	these	DET
cet-13747	121	5	conditions	condition	NOUN
cet-13747	121	6	showed	show	VERB
cet-13747	121	7	that	that	SCONJ
cet-13747	121	8	hydrogen	hydrogen	NOUN
cet-13747	121	9	does	do	AUX
cet-13747	121	10	not	not	PART
cet-13747	121	11	invalidate	invalidate	VERB
cet-13747	121	12	the	the	DET
cet-13747	121	13	performance	performance	NOUN
cet-13747	121	14	of	of	ADP
cet-13747	121	15	cement	cement	NOUN
cet-13747	121	16	,	,	PUNCT
cet-13747	121	17	in	in	ADP
cet-13747	121	18	terms	term	NOUN
cet-13747	121	19	of	of	ADP
cet-13747	121	20	mechanical	mechanical	ADJ
cet-13747	121	21	resistance	resistance	NOUN
cet-13747	121	22	and	and	CCONJ
cet-13747	121	23	sealing	seal	VERB
cet-13747	121	24	capacity	capacity	NOUN
cet-13747	121	25	.	.	PUNCT
cet-13747	122	1	more	more	ADJ
cet-13747	122	2	tests	test	NOUN
cet-13747	122	3	will	will	AUX
cet-13747	122	4	be	be	AUX
cet-13747	122	5	needed	need	VERB
cet-13747	122	6	to	to	PART
cet-13747	122	7	further	far	ADV
cet-13747	122	8	investigate	investigate	VERB
cet-13747	122	9	the	the	DET
cet-13747	122	10	comparison	comparison	NOUN
cet-13747	122	11	between	between	ADP
cet-13747	122	12	the	the	DET
cet-13747	122	13	results	result	NOUN
cet-13747	122	14	obtained	obtain	VERB
cet-13747	122	15	from	from	ADP
cet-13747	122	16	different	different	ADJ
cet-13747	122	17	aging	aging	NOUN
cet-13747	122	18	.	.	PUNCT
cet-13747	123	1	in	in	ADP
cet-13747	123	2	the	the	DET
cet-13747	123	3	same	same	ADJ
cet-13747	123	4	way	way	NOUN
cet-13747	123	5	,	,	PUNCT
cet-13747	123	6	it	it	PRON
cet-13747	123	7	will	will	AUX
cet-13747	123	8	be	be	AUX
cet-13747	123	9	necessary	necessary	ADJ
cet-13747	123	10	to	to	PART
cet-13747	123	11	carry	carry	VERB
cet-13747	123	12	out	out	ADP
cet-13747	123	13	in	in	ADP
cet-13747	123	14	-	-	PUNCT
cet-13747	123	15	depth	depth	NOUN
cet-13747	123	16	experimentation	experimentation	NOUN
cet-13747	123	17	on	on	ADP
cet-13747	123	18	specific	specific	ADJ
cet-13747	123	19	cement	cement	NOUN
cet-13747	123	20	for	for	ADP
cet-13747	123	21	related	relate	VERB
cet-13747	123	22	underground	underground	ADJ
cet-13747	123	23	storage	storage	NOUN
cet-13747	123	24	sites	site	NOUN
cet-13747	123	25	.	.	PUNCT
cet-13747	124	1	tests	test	NOUN
cet-13747	124	2	on	on	ADP
cet-13747	124	3	metallurgies	metallurgy	NOUN
cet-13747	124	4	have	have	AUX
cet-13747	124	5	been	be	AUX
cet-13747	124	6	conducted	conduct	VERB
cet-13747	124	7	with	with	ADP
cet-13747	124	8	electrochemical	electrochemical	ADJ
cet-13747	124	9	charging	charging	NOUN
cet-13747	124	10	on	on	ADP
cet-13747	124	11	api	api	NOUN
cet-13747	124	12	5ct	5ct	ADJ
cet-13747	124	13	l80	l80	NOUN
cet-13747	124	14	-	-	PUNCT
cet-13747	124	15	1	1	NUM
cet-13747	124	16	,	,	PUNCT
cet-13747	124	17	j55	j55	NOUN
cet-13747	124	18	,	,	PUNCT
cet-13747	124	19	t95	t95	NOUN
cet-13747	124	20	,	,	PUNCT
cet-13747	124	21	and	and	CCONJ
cet-13747	124	22	p110	p110	PROPN
cet-13747	124	23	.	.	PUNCT
cet-13747	125	1	this	this	DET
cet-13747	125	2	test	test	NOUN
cet-13747	125	3	has	have	AUX
cet-13747	125	4	allowed	allow	VERB
cet-13747	125	5	a	a	DET
cet-13747	125	6	pre	pre	NOUN
cet-13747	125	7	-	-	NOUN
cet-13747	125	8	characterization	characterization	NOUN
cet-13747	125	9	of	of	ADP
cet-13747	125	10	materials	material	NOUN
cet-13747	125	11	in	in	ADP
cet-13747	125	12	a	a	DET
cet-13747	125	13	couple	couple	NOUN
cet-13747	125	14	of	of	ADP
cet-13747	125	15	weeks	week	NOUN
cet-13747	125	16	.	.	PUNCT
cet-13747	126	1	p110	p110	PROPN
cet-13747	126	2	steel	steel	NOUN
cet-13747	126	3	appeared	appear	VERB
cet-13747	126	4	to	to	PART
cet-13747	126	5	be	be	AUX
cet-13747	126	6	the	the	DET
cet-13747	126	7	worst	bad	ADJ
cet-13747	126	8	performer	performer	NOUN
cet-13747	126	9	due	due	ADP
cet-13747	126	10	to	to	ADP
cet-13747	126	11	its	its	PRON
cet-13747	126	12	fine	fine	ADJ
cet-13747	126	13	martensitic	martensitic	ADJ
cet-13747	126	14	microstructure	microstructure	NOUN
cet-13747	126	15	and	and	CCONJ
cet-13747	126	16	elevated	elevated	ADJ
cet-13747	126	17	mechanical	mechanical	ADJ
cet-13747	126	18	properties	property	NOUN
cet-13747	126	19	and	and	CCONJ
cet-13747	126	20	appears	appear	VERB
cet-13747	126	21	not	not	PART
cet-13747	126	22	to	to	PART
cet-13747	126	23	be	be	AUX
cet-13747	126	24	appropriate	appropriate	ADJ
cet-13747	126	25	for	for	ADP
cet-13747	126	26	a	a	DET
cet-13747	126	27	hydrogen	hydrogen	NOUN
cet-13747	126	28	environment	environment	NOUN
cet-13747	126	29	.	.	PUNCT
cet-13747	127	1	j55	j55	PROPN
cet-13747	127	2	,	,	PUNCT
cet-13747	127	3	l80	l80	NOUN
cet-13747	127	4	,	,	PUNCT
cet-13747	127	5	and	and	CCONJ
cet-13747	127	6	t95	t95	VERB
cet-13747	127	7	steels	steel	NOUN
cet-13747	127	8	decrease	decrease	VERB
cet-13747	127	9	their	their	PRON
cet-13747	127	10	ductility	ductility	NOUN
cet-13747	127	11	,	,	PUNCT
cet-13747	127	12	however	however	ADV
cet-13747	127	13	,	,	PUNCT
cet-13747	127	14	this	this	PRON
cet-13747	127	15	appears	appear	VERB
cet-13747	127	16	not	not	PART
cet-13747	127	17	to	to	PART
cet-13747	127	18	be	be	AUX
cet-13747	127	19	an	an	DET
cet-13747	127	20	issue	issue	NOUN
cet-13747	127	21	.	.	PUNCT
cet-13747	128	1	the	the	DET
cet-13747	128	2	next	next	ADJ
cet-13747	128	3	steps	step	NOUN
cet-13747	128	4	will	will	AUX
cet-13747	128	5	involve	involve	VERB
cet-13747	128	6	the	the	DET
cet-13747	128	7	use	use	NOUN
cet-13747	128	8	of	of	ADP
cet-13747	128	9	electrochemical	electrochemical	ADJ
cet-13747	128	10	techniques	technique	NOUN
cet-13747	128	11	to	to	PART
cet-13747	128	12	perform	perform	VERB
cet-13747	128	13	kih	kih	PROPN
cet-13747	128	14	tests	test	NOUN
cet-13747	128	15	,	,	PUNCT
cet-13747	128	16	results	result	NOUN
cet-13747	128	17	in	in	ADP
cet-13747	128	18	comparison	comparison	NOUN
cet-13747	128	19	with	with	ADP
cet-13747	128	20	standard	standard	ADJ
cet-13747	128	21	hydrogen	hydrogen	NOUN
cet-13747	128	22	pressure	pressure	NOUN
cet-13747	128	23	tests	test	NOUN
cet-13747	128	24	,	,	PUNCT
cet-13747	128	25	and	and	CCONJ
cet-13747	128	26	correlation	correlation	NOUN
cet-13747	128	27	between	between	ADP
cet-13747	128	28	kih	kih	PROPN
cet-13747	128	29	and	and	CCONJ
cet-13747	128	30	jh	jh	PROPN
cet-13747	128	31	results.the	results.the	DET
cet-13747	128	32	results	result	NOUN
cet-13747	128	33	obtained	obtain	VERB
cet-13747	128	34	in	in	ADP
cet-13747	128	35	eni	eni	PROPN
cet-13747	128	36	experimentations	experimentation	NOUN
cet-13747	128	37	are	be	AUX
cet-13747	128	38	the	the	DET
cet-13747	128	39	first	first	ADJ
cet-13747	128	40	important	important	ADJ
cet-13747	128	41	steps	step	NOUN
cet-13747	128	42	for	for	ADP
cet-13747	128	43	de	de	NOUN
cet-13747	128	44	-	-	VERB
cet-13747	128	45	risking	risk	VERB
cet-13747	128	46	the	the	DET
cet-13747	128	47	uhs	uhs	NOUN
cet-13747	128	48	activities	activity	NOUN
cet-13747	128	49	,	,	PUNCT
cet-13747	128	50	although	although	SCONJ
cet-13747	128	51	more	more	ADJ
cet-13747	128	52	tests	test	NOUN
cet-13747	128	53	will	will	AUX
cet-13747	128	54	be	be	AUX
cet-13747	128	55	needed	need	VERB
cet-13747	128	56	to	to	PART
cet-13747	128	57	further	far	ADV
cet-13747	128	58	investigate	investigate	VERB
cet-13747	128	59	all	all	DET
cet-13747	128	60	the	the	DET
cet-13747	128	61	well	well	ADJ
cet-13747	128	62	materials	material	NOUN
cet-13747	128	63	references	reference	NOUN
cet-13747	128	64	boersheim	boersheim	PROPN
cet-13747	128	65	e.c	e.c	PROPN
cet-13747	128	66	.	.	PROPN
cet-13747	128	67	,	,	PUNCT
cet-13747	128	68	reitenbach	reitenbach	VERB
cet-13747	128	69	v.	v.	ADV
cet-13747	128	70	,	,	PUNCT
cet-13747	128	71	albrecht	albrecht	PROPN
cet-13747	128	72	d.	d.	PROPN
cet-13747	128	73	,	,	PUNCT
cet-13747	128	74	pudlo	pudlo	PROPN
cet-13747	128	75	d.	d.	PROPN
cet-13747	128	76	,	,	PUNCT
cet-13747	128	77	ganzer	ganzer	PROPN
cet-13747	128	78	l.	l.	PROPN
cet-13747	128	79	,	,	PUNCT
cet-13747	128	80	2019	2019	NUM
cet-13747	128	81	,	,	PUNCT
cet-13747	128	82	experimental	experimental	ADJ
cet-13747	128	83	investigation	investigation	NOUN
cet-13747	128	84	of	of	ADP
cet-13747	128	85	integrity	integrity	NOUN
cet-13747	128	86	issues	issue	NOUN
cet-13747	128	87	of	of	ADP
cet-13747	128	88	ugs	ug	NOUN
cet-13747	128	89	containing	contain	VERB
cet-13747	128	90	hydrogen	hydrogen	NOUN
cet-13747	128	91	,	,	PUNCT
cet-13747	128	92	spe-195555	spe-195555	NOUN
cet-13747	128	93	-	-	PUNCT
cet-13747	128	94	ms	ms	PROPN
cet-13747	128	95	,	,	PUNCT
cet-13747	128	96	society	society	NOUN
cet-13747	128	97	of	of	ADP
cet-13747	128	98	petroleum	petroleum	NOUN
cet-13747	128	99	engineers	engineer	NOUN
cet-13747	128	100	.	.	PUNCT
cet-13747	129	1	compatibility	compatibility	NOUN
cet-13747	129	2	of	of	ADP
cet-13747	129	3	polymeric	polymeric	ADJ
cet-13747	129	4	materials	material	NOUN
cet-13747	129	5	used	use	VERB
cet-13747	129	6	in	in	ADP
cet-13747	129	7	the	the	DET
cet-13747	129	8	hydrogen	hydrogen	NOUN
cet-13747	129	9	infrastructure	infrastructure	NOUN
cet-13747	129	10	,	,	PUNCT
cet-13747	129	11	pnnl	pnnl	VERB
cet-13747	129	12	-	-	PUNCT
cet-13747	129	13	sa-134164	sa-134164	NOUN
cet-13747	129	14	,	,	PUNCT
cet-13747	129	15	june	june	PROPN
cet-13747	129	16	21	21	NUM
cet-13747	129	17	,	,	PUNCT
cet-13747	129	18	2018	2018	NUM
cet-13747	129	19	cracolici	cracolici	PROPN
cet-13747	129	20	f.	f.	PROPN
cet-13747	129	21	,	,	PUNCT
cet-13747	129	22	iorio	iorio	PROPN
cet-13747	129	23	v.	v.	ADP
cet-13747	129	24	s.	s.	PROPN
cet-13747	129	25	,	,	PUNCT
cet-13747	129	26	parrozza	parrozza	PROPN
cet-13747	129	27	f.	f.	PROPN
cet-13747	129	28	,	,	PUNCT
cet-13747	129	29	sabatino	sabatino	PROPN
cet-13747	129	30	l.	l.	PROPN
cet-13747	129	31	m.	m.	PROPN
cet-13747	129	32	f.	f.	PROPN
cet-13747	129	33	,	,	PUNCT
cet-13747	129	34	previde	previde	PROPN
cet-13747	129	35	massara	massara	PROPN
cet-13747	129	36	e.	e.	PROPN
cet-13747	129	37	,	,	PUNCT
cet-13747	129	38	consonni	consonni	PROPN
cet-13747	129	39	a.	a.	PROPN
cet-13747	129	40	,	,	PUNCT
cet-13747	129	41	viareggio	viareggio	PROPN
cet-13747	129	42	a.	a.	PROPN
cet-13747	129	43	,	,	PUNCT
cet-13747	129	44	altimare	altimare	VERB
cet-13747	129	45	c.	c.	PROPN
cet-13747	129	46	w.	w.	PROPN
cet-13747	129	47	,	,	PUNCT
cet-13747	129	48	gori	gori	PROPN
cet-13747	129	49	s.	s.	PROPN
cet-13747	129	50	,	,	PUNCT
cet-13747	129	51	colombo	colombo	PROPN
cet-13747	129	52	l.	l.	PROPN
cet-13747	129	53	,	,	PUNCT
cet-13747	129	54	racca	racca	PROPN
cet-13747	129	55	s.	s.	PROPN
cet-13747	129	56	,	,	PUNCT
cet-13747	129	57	poloni	poloni	PROPN
cet-13747	129	58	r.	r.	PROPN
cet-13747	129	59	,	,	PUNCT
cet-13747	129	60	2023	2023	NUM
cet-13747	129	61	,	,	PUNCT
cet-13747	129	62	experimental	experimental	ADJ
cet-13747	129	63	investigation	investigation	NOUN
cet-13747	129	64	of	of	ADP
cet-13747	129	65	cement	cement	NOUN
cet-13747	129	66	compatibility	compatibility	NOUN
cet-13747	129	67	in	in	ADP
cet-13747	129	68	underground	underground	ADJ
cet-13747	129	69	hydrogen	hydrogen	NOUN
cet-13747	129	70	storage	storage	NOUN
cet-13747	129	71	in	in	ADP
cet-13747	129	72	depleted	depleted	ADJ
cet-13747	129	73	reservoir	reservoir	NOUN
cet-13747	129	74	,	,	PUNCT
cet-13747	130	1	iptc-22797	iptc-22797	NOUN
cet-13747	130	2	-	-	PUNCT
cet-13747	130	3	ms	ms	ADJ
cet-13747	130	4	,	,	PUNCT
cet-13747	130	5	international	international	ADJ
cet-13747	130	6	petroleum	petroleum	NOUN
cet-13747	130	7	technology	technology	NOUN
cet-13747	130	8	conference	conference	NOUN
cet-13747	130	9	green	green	PROPN
cet-13747	130	10	d.w	d.w	PROPN
cet-13747	130	11	.	.	PROPN
cet-13747	130	12	,	,	PUNCT
cet-13747	130	13	perry	perry	PROPN
cet-13747	130	14	r.h	r.h	PROPN
cet-13747	130	15	,	,	PUNCT
cet-13747	130	16	perry	perry	PROPN
cet-13747	130	17	's	's	PART
cet-13747	130	18	chemical	chemical	PROPN
cet-13747	130	19	engineers	engineer	NOUN
cet-13747	130	20	'	'	PART
cet-13747	130	21	handbook	handbook	NOUN
cet-13747	130	22	,	,	PUNCT
cet-13747	130	23	8th	8th	ADJ
cet-13747	130	24	edition	edition	NOUN
cet-13747	130	25	,	,	PUNCT
cet-13747	130	26	2007	2007	NUM
cet-13747	130	27	iorio	iorio	NOUN
cet-13747	130	28	v.	v.	ADP
cet-13747	130	29	s.	s.	PROPN
cet-13747	130	30	,	,	PUNCT
cet-13747	130	31	cracolici	cracolici	PROPN
cet-13747	130	32	f.	f.	PROPN
cet-13747	130	33	,	,	PUNCT
cet-13747	130	34	sabatino	sabatino	PROPN
cet-13747	130	35	l.	l.	PROPN
cet-13747	130	36	m.	m.	PROPN
cet-13747	130	37	f.	f.	PROPN
cet-13747	130	38	,	,	PUNCT
cet-13747	130	39	previde	previde	PROPN
cet-13747	130	40	massara	massara	PROPN
cet-13747	130	41	e.	e.	PROPN
cet-13747	130	42	,	,	PUNCT
cet-13747	130	43	consonni	consonni	PROPN
cet-13747	130	44	a.	a.	NOUN
cet-13747	130	45	,	,	PUNCT
cet-13747	130	46	parrozza	parrozza	PROPN
cet-13747	130	47	f.	f.	PROPN
cet-13747	130	48	,	,	PUNCT
cet-13747	130	49	tritto	tritto	ADP
cet-13747	130	50	c.	c.	NOUN
cet-13747	130	51	,	,	PUNCT
cet-13747	130	52	de	de	PROPN
cet-13747	130	53	simoni	simoni	PROPN
cet-13747	130	54	m.	m.	NOUN
cet-13747	130	55	,	,	PUNCT
cet-13747	130	56	2022	2022	NUM
cet-13747	130	57	,	,	PUNCT
cet-13747	130	58	cement	cement	NOUN
cet-13747	130	59	to	to	PART
cet-13747	130	60	safeguard	safeguard	VERB
cet-13747	130	61	the	the	DET
cet-13747	130	62	wells	wells	PROPN
cet-13747	130	63	integrity	integrity	NOUN
cet-13747	130	64	in	in	ADP
cet-13747	130	65	underground	underground	ADJ
cet-13747	130	66	hydrogen	hydrogen	NOUN
cet-13747	130	67	storage	storage	NOUN
cet-13747	130	68	:	:	PUNCT
cet-13747	130	69	an	an	DET
cet-13747	130	70	experimental	experimental	ADJ
cet-13747	130	71	investigation	investigation	NOUN
cet-13747	130	72	,	,	PUNCT
cet-13747	130	73	cet	cet	PROPN
cet-13747	130	74	aidic	aidic	ADJ
cet-13747	130	75	vol	vol	NOUN
cet-13747	130	76	96	96	NUM
cet-13747	130	77	(	(	PUNCT
cet-13747	130	78	2022	2022	NUM
cet-13747	130	79	)	)	PUNCT
cet-13747	130	80	cet2296052	cet2296052	NOUN
cet-13747	130	81	,	,	PUNCT
cet-13747	130	82	chemical	chemical	NOUN
cet-13747	130	83	engineering	engineering	NOUN
cet-13747	130	84	transactions	transaction	NOUN
cet-13747	130	85	jacquemet	jacquemet	PROPN
cet-13747	130	86	n.	n.	PROPN
cet-13747	130	87	,	,	PUNCT
cet-13747	130	88	chiquet	chiquet	PROPN
cet-13747	130	89	p.	p.	PROPN
cet-13747	130	90	,	,	PUNCT
cet-13747	130	91	grauls	grauls	PROPN
cet-13747	130	92	a.	a.	NOUN
cet-13747	130	93	,	,	PUNCT
cet-13747	130	94	hydrogen	hydrogen	NOUN
cet-13747	130	95	reactivity	reactivity	NOUN
cet-13747	130	96	with	with	ADP
cet-13747	130	97	a	a	DET
cet-13747	130	98	well	well	ADV
cet-13747	130	99	cement	cement	NOUN
cet-13747	130	100	phreeqc	phreeqc	NOUN
cet-13747	130	101	geochemical	geochemical	ADJ
cet-13747	130	102	thermodynamics	thermodynamic	NOUN
cet-13747	130	103	calculations	calculation	NOUN
cet-13747	130	104	,	,	PUNCT
cet-13747	130	105	1st	1st	PROPN
cet-13747	130	106	geoscience	geoscience	PROPN
cet-13747	130	107	&	&	CCONJ
cet-13747	130	108	engineering	engineering	NOUN
cet-13747	130	109	in	in	ADP
cet-13747	130	110	energy	energy	NOUN
cet-13747	130	111	transition	transition	NOUN
cet-13747	130	112	conference	conference	NOUN
cet-13747	130	113	,	,	PUNCT
cet-13747	130	114	nov	nov	PROPN
cet-13747	130	115	2020	2020	NUM
cet-13747	130	116	,	,	PUNCT
cet-13747	130	117	volume	volume	NOUN
cet-13747	130	118	2020	2020	NUM
cet-13747	130	119	,	,	PUNCT
cet-13747	130	120	p.1	p.1	NOUN
cet-13747	130	121	–	–	PUNCT
cet-13747	130	122	5	5	NUM
cet-13747	130	123	nelson	nelson	PROPN
cet-13747	130	124	e.b	e.b	PROPN
cet-13747	130	125	.	.	PUNCT
cet-13747	131	1	well	well	INTJ
cet-13747	131	2	cementing	cement	VERB
cet-13747	131	3	,	,	PUNCT
cet-13747	131	4	elsevier	elsevier	PROPN
cet-13747	131	5	science	science	PROPN
cet-13747	131	6	publisher	publisher	NOUN
cet-13747	131	7	schlumberger	schlumberger	NOUN
cet-13747	131	8	,	,	PUNCT
cet-13747	131	9	amsterdam	amsterdam	PROPN
cet-13747	131	10	1st	1st	PROPN
cet-13747	131	11	edition	edition	NOUN
cet-13747	131	12	september	september	PROPN
cet-13747	131	13	24	24	NUM
cet-13747	131	14	,	,	PUNCT
cet-13747	131	15	1990	1990	NUM
cet-13747	131	16	reinicke	reinicke	NOUN
cet-13747	131	17	k.m	k.m	PROPN
cet-13747	131	18	.	.	PROPN
cet-13747	131	19	,	,	PUNCT
cet-13747	131	20	fichter	fichter	PROPN
cet-13747	131	21	c.	c.	PROPN
cet-13747	131	22	2010	2010	NUM
cet-13747	131	23	,	,	PUNCT
cet-13747	131	24	measurement	measurement	NOUN
cet-13747	131	25	strategies	strategy	NOUN
cet-13747	131	26	to	to	PART
cet-13747	131	27	evaluate	evaluate	VERB
cet-13747	131	28	the	the	DET
cet-13747	131	29	integrity	integrity	NOUN
cet-13747	131	30	of	of	ADP
cet-13747	131	31	deep	deep	ADJ
cet-13747	131	32	wells	well	NOUN
cet-13747	131	33	for	for	ADP
cet-13747	131	34	co2	co2	NOUN
cet-13747	131	35	applications	application	NOUN
cet-13747	131	36	,	,	PUNCT
cet-13747	131	37	sino	sino	ADJ
cet-13747	131	38	-	-	PUNCT
cet-13747	131	39	german	german	ADJ
cet-13747	131	40	conference	conference	NOUN
cet-13747	131	41	on	on	ADP
cet-13747	131	42	underground	underground	ADJ
cet-13747	131	43	storage	storage	NOUN
cet-13747	131	44	of	of	ADP
cet-13747	131	45	co2	co2	NOUN
cet-13747	131	46	and	and	CCONJ
cet-13747	131	47	energy	energy	NOUN
cet-13747	131	48	.	.	PUNCT
cet-13747	132	1	simmons	simmons	PROPN
cet-13747	132	2	k.l	k.l	PROPN
cet-13747	132	3	.	.	PROPN
cet-13747	132	4	,	,	PUNCT
cet-13747	132	5	kuang	kuang	PROPN
cet-13747	132	6	w.	w.	PROPN
cet-13747	132	7	,	,	PUNCT
cet-13747	132	8	burton	burton	PROPN
cet-13747	132	9	s.d	s.d	PROPN
cet-13747	132	10	.	.	PROPN
cet-13747	132	11	,	,	PUNCT
cet-13747	132	12	arey	arey	PROPN
cet-13747	132	13	b.w	b.w	PROPN
cet-13747	132	14	.	.	PROPN
cet-13747	132	15	,	,	PUNCT
cet-13747	132	16	shin	shin	PROPN
cet-13747	132	17	y.	y.	PROPN
cet-13747	132	18	,	,	PUNCT
cet-13747	132	19	menon	menon	PROPN
cet-13747	132	20	n.c	n.c	PROPN
cet-13747	132	21	.	.	PROPN
cet-13747	132	22	,	,	PUNCT
cet-13747	132	23	smith	smith	PROPN
cet-13747	132	24	d.b	d.b	PROPN
cet-13747	132	25	.	.	PROPN
cet-13747	132	26	,	,	PUNCT
cet-13747	132	27	2021	2021	NUM
cet-13747	132	28	,	,	PUNCT
cet-13747	132	29	h	h	NOUN
cet-13747	132	30	-	-	PUNCT
cet-13747	132	31	mat	mat	NOUN
cet-13747	132	32	hydrogen	hydrogen	NOUN
cet-13747	132	33	compatibility	compatibility	NOUN
cet-13747	132	34	of	of	ADP
cet-13747	132	35	polymers	polymer	NOUN
cet-13747	132	36	and	and	CCONJ
cet-13747	132	37	elastomers	elastomer	NOUN
cet-13747	132	38	,	,	PUNCT
cet-13747	132	39	international	international	ADJ
cet-13747	132	40	journal	journal	NOUN
cet-13747	132	41	of	of	ADP
cet-13747	132	42	hydrogen	hydrogen	NOUN
cet-13747	132	43	energy	energy	NOUN
cet-13747	132	44	46	46	NUM
cet-13747	132	45	tritto	tritto	NOUN
cet-13747	132	46	c.	c.	NOUN
cet-13747	132	47	,	,	PUNCT
cet-13747	132	48	de	de	PROPN
cet-13747	132	49	simoni	simoni	PROPN
cet-13747	132	50	m.	m.	NOUN
cet-13747	132	51	,	,	PUNCT
cet-13747	132	52	roccaro	roccaro	PROPN
cet-13747	132	53	e.	e.	PROPN
cet-13747	132	54	,	,	PUNCT
cet-13747	132	55	pontiggia	pontiggia	NOUN
cet-13747	132	56	m.	m.	NOUN
cet-13747	132	57	,	,	PUNCT
cet-13747	132	58	panfili	panfili	PROPN
cet-13747	132	59	p.	p.	PROPN
cet-13747	132	60	,	,	PUNCT
cet-13747	132	61	del	del	PROPN
cet-13747	132	62	gaudio	gaudio	PROPN
cet-13747	132	63	l.	l.	PROPN
cet-13747	132	64	,	,	PUNCT
cet-13747	132	65	visconti	visconti	PROPN
cet-13747	132	66	l.	l.	PROPN
cet-13747	132	67	,	,	PUNCT
cet-13747	132	68	iorio	iorio	PROPN
cet-13747	132	69	v.	v.	ADP
cet-13747	132	70	s.	s.	PROPN
cet-13747	132	71	,	,	PUNCT
cet-13747	132	72	g.	g.	PROPN
cet-13747	132	73	dell’elcea	dell’elcea	PROPN
cet-13747	132	74	,	,	PUNCT
cet-13747	132	75	2022	2022	NUM
cet-13747	132	76	,	,	PUNCT
cet-13747	132	77	underground	underground	ADJ
cet-13747	132	78	hydrogen	hydrogen	NOUN
cet-13747	132	79	storage	storage	NOUN
cet-13747	132	80	in	in	ADP
cet-13747	132	81	depleted	depleted	ADJ
cet-13747	132	82	gas	gas	NOUN
cet-13747	132	83	reservoirs	reservoir	NOUN
cet-13747	132	84	:	:	PUNCT
cet-13747	132	85	opportunity	opportunity	NOUN
cet-13747	132	86	identification	identification	NOUN
cet-13747	132	87	and	and	CCONJ
cet-13747	132	88	project	project	NOUN
cet-13747	132	89	maturation	maturation	NOUN
cet-13747	132	90	steps	step	NOUN
cet-13747	132	91	,	,	PUNCT
cet-13747	132	92	aidic	aidic	ADJ
cet-13747	132	93	vol	vol	NOUN
cet-13747	132	94	96	96	NUM
cet-13747	132	95	(	(	PUNCT
cet-13747	132	96	2022	2022	NUM
cet-13747	132	97	)	)	PUNCT
cet-13747	132	98	cet2296053	cet2296053	NOUN
cet-13747	132	99	,	,	PUNCT
cet-13747	132	100	cet	cet	PROPN
cet-13747	132	101	chemical	chemical	PROPN
cet-13747	132	102	engineering	engineering	NOUN
cet-13747	132	103	transactions	transaction	NOUN
cet-13747	132	104	54	54	NUM
cet-13747	132	105	42iorio.pdf	42iorio.pdf	NOUN
cet-13747	132	106	a	a	DET
cet-13747	132	107	contribution	contribution	NOUN
cet-13747	132	108	to	to	ADP
cet-13747	132	109	uhs	uhs	NOUN
cet-13747	132	110	–	–	PUNCT
cet-13747	132	111	overview	overview	NOUN
cet-13747	132	112	of	of	ADP
cet-13747	132	113	different	different	ADJ
cet-13747	132	114	approaches	approach	NOUN
cet-13747	132	115	on	on	ADP
cet-13747	132	116	well	well	ADJ
cet-13747	132	117	assessment	assessment	NOUN
cet-13747	132	118	in	in	ADP
cet-13747	132	119	depleted	depleted	ADJ
cet-13747	132	120	reservoirs	reservoir	NOUN
cet-13747	132	121	1	1	NUM
cet-13747	132	122	.	.	PUNCT
cet-13747	133	1	well	well	ADJ
cet-13747	133	2	assessment	assessment	NOUN
cet-13747	133	3	for	for	ADP
cet-13747	133	4	uhs	uhs	PROPN
cet-13747	133	5	2	2	NUM
cet-13747	133	6	.	.	PUNCT
cet-13747	133	7	metallurgy	metallurgy	NOUN
cet-13747	133	8	3	3	X
cet-13747	133	9	.	.	PUNCT
cet-13747	133	10	elastomers	elastomer	NOUN
cet-13747	133	11	5	5	NUM
cet-13747	133	12	.	.	PUNCT
cet-13747	134	1	o&g	o&g	PROPN
cet-13747	134	2	main	main	ADJ
cet-13747	134	3	service	service	NOUN
cet-13747	134	4	contractors	contractor	NOUN