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electrochemicalcharacterizationofmno2aselectrocatalyticenergymaterialforfuelcellelectrode

, PP. 344-351

Keywords: electrocatalytic,energymaterial,fuelcellimpedance,polarization,electrocoating

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Abstract:

?developmentofinexpensivenonptbasedhighelectrocatalyticenergymaterialsistheneedofthehourforfuelcellelectrodetoproducecleanalternativegreenenergyfromsynthesizedbioalcoholusingbiomass.mno2,electrosynthesizedatdifferentcurrentdensityisfoundtobewellperformedelectrocatalyticmaterial,comparabletopt,withhighercurrentdensity,verylowovervoltagefortheelectrochemicaloxidationofmethanol.fromeisstudy,thepolarizationresistanceofthecoatedmno2isfoundtobemuchlowandelectricaldoublelayercapacitanceishigh,theeffectincreaseswithincreaseincurrentdensityofelectrodeposition.xrd,edxandaasanalysisconfirmthemno2deposition.themorphologyofsemimagesexhibitsanenhanced3deffectivesubstratearea,forelectrooxidationofthefuel.afewnanostructuredgrainsofthedepositedmno2isalsoobservedathighercurrentdensity.thefactsupportsthatahighenergeticinexpensiveelectrocatalyticmaterialhasbeenfoundforfuelcellelectrodetosynthesisrenewableenergyfrommethanolfuel.

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