id	keyword
can-4581	graphene
can-4581	membranes
can-4581	doi
can-4581	gas
can-4581	separation
can-4581	co2
can-4581	polymer
can-4581	oxide
can-4581	nanocomposite
can-4581	matrix
can-4581	permeability
can-4581	et al
can-4581	gas separation
can-4581	journal
can-4581	science
can-4581	selectivity
can-4581	nanofiller
can-4581	application
can-4581	characterization
can-4581	nanomaterials
can-4581	molecules
can-4581	ch4
can-4581	performance