%0 Journal Article
%T ImprovedhydrogenevolutiononglassycarbonelectrodemodifiedwithnovelPt/cetyltrimethylammoniumbromidenanoscaleaggregates
%A Jahan-Bakhsh Raoof
%A Sayed Reza Hosseini
%A Seyedeh Zeinab Mousavi-Sani
%J ´ß»¯Ñ§±¨
%P 216-220
%D 2015
%R 10.1016/S1872-2067(14)60207-2
%X £¿Anovel,cost-effective,andsimpleelectrocatalystbasedonaPt-modifiedglassycarbonelectrode(GCE),usingcetyltrimethylammoniumbromide(CTAB)asacationicsurfactant,isreported.AmphiphilicCTABmoleculeswereadsorbedonGCEbyimmersioninaCTABsolution.Thepositivelychargedhydrophiliclayer,whichconsistedofsmallaggregatesofaveragesizelessthan100nm,wasusedforaccumulationandcomplexationof[PtCl6]2-anionsbyimmersingtheelectrodeinK2PtCl6solution.Themodifiedelectrodewascharacterizedusingscanningelectronmicroscopy,energy-dispersiveX-rayspectroscopy,impedancespectroscopy,andelectrochemicalmethods.TheelectrocatalyticactivityofthePtparticlesinthehydrogenevolutionreaction(HER)wasinvestigated.TheresultsshowthattheCTABsurfactantenhancestheelectrocatalyticactivityofthePtparticlesintheHERinacidicsolution.
%K Cetyltrimethylammoniumbromide
%K Impedancespectroscopy
%K Hydrogenevolution
%K Platinumparticle
%U http://www.chxb.cn/CN/abstract/abstract21465.shtml