id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
fis-2175	Gkoumas, Konstantinos; Bontempi, Franco	Development of a piezoelectric energy-harvesting sensor: from concept to reality	2018	11	.pdf	application/pdf	5922	328	43	A temperature differential is necessary Artificial light is necessary Table 2: Energy harvesting sensor comparison. Piezoelectric energy harvesting from vortex shedding and galloping induced vibrations inside HVAC ducts Energy and Buildings 158, pp.	cache/fis-2175.pdf	txt/fis-2175.txt