chapter  10
34 Pages

10Fundamental Approach to Supercritical Hydrogen Adsorptivity of Nanoporous Carbons

ByShigenori Utsumi, Katsumi Kaneko

Carbon is a highly functional material that has a very kaleidoscopic structureandmorphology,althoughitconsistsofasingleelement.Carbonatoms constructathree-dimensionalsolidstructureindiamondandatwo-dimensionalgraphenestructure,leadingtographite.Itiswellknownthatdiamond andgraphitehaveextremelydifferentproperties,irrespectiveofthesame carbon components. Of course, carbon has various morphologies other than graphiteanddiamond.Atthesametime,carbonmaterialsarebotholdand newmaterials.Porouscarbonisjustonerepresentative.Theadsorptionphenomenonofporouscarbonhasbeenusedinhumansocietysinceprehistorictimes,inthebleachingandre„nementoffoodanddrinksuchasliquor, water, and sugar. Bones and burials in BC 178 have been preserved in an incrediblygoodstateinChinabytheadsorptionphenomenaofcharcoals.

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