储氢材料--高清图片

TemperaturedependenceofthedissociationpressureofMgH2Timelinereflectingthedevelopmentofhigh-capacityhydrogenstoragematerialsandassociatedstrategiestomeetpracticaltargets.Investigationsintohigh-capacityinorganiccompoundsonlytookoff20yearsago,followingthebreakthroughinreversibilitywithTi-dopedNaAlH4Schematicillustrationofa)physisorbed,b)chemisorbed,andc)weaklybondedhydrogenPropertiesofrepresentativematerialsforhydrogendistribution,on-sitegenerationandon-boardstorageTable1–VolumetricandgravimetricHydrogencontentinvariousmaterialsSchematicmodelofametalstructurewithHatomsintheintersticesbetweenthemetalatoms,andH2moleculesatthesurface.Hydrogenatomsarefromphysisorbedhydrogenmoleculesontheleft-handsideandfromthedissociationofwatermoleculesontheright-handside.镁密排六方晶格