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1、ViewArticleOnlineEnergy&ViewJournalEnvironmentalScienceAcceptedManuscriptThisarticlecanbecitedbeforepagenumbershavebeenissued,todothispleaseuse:J.Durst,A.Siebel,C.Simon,F.Hasché,J.HerranzandH.A.Gasteiger,EnergyEnviron.Sci.,2014,DOI:10.1039/C4EE00440J.Thisi
2、sanAcceptedManuscript,whichhasbeenthroughtheRoyalSocietyofChemistrypeerreviewprocessandhasbeenacceptedforpublication.AcceptedManuscriptsarepublishedonlineshortlyafteracceptance,beforetechnicalediting,formattingandproofreading.Usingthisfreeservice,authorsca
3、nmaketheirresultsavailabletothecommunity,incitableform,beforewepublishtheeditedarticle.WewillreplacethisAcceptedManuscriptwiththeeditedandformattedAdvanceArticleassoonasitisavailable.YoucanfindmoreinformationaboutAcceptedManuscriptsintheInformationforAutho
4、rs.Pleasenotethattechnicaleditingmayintroduceminorchangestothetextand/orgraphics,whichmayaltercontent.Thejournal’sstandardTerms&ConditionsandtheEthicalguidelinesstillapply.InnoeventshalltheRoyalSocietyofChemistrybeheldresponsibleforanyerrorsoromissionsinth
5、isAcceptedManuscriptoranyconsequencesarisingfromtheuseofanyinformationitcontains.www.rsc.org/eesPage1of6Energy&EnvironmentalScienceViewArticleOnlineDOI:10.1039/C4EE00440JJournalNameRSCPublishingCOMMUNICATIONNewInsightsintotheElectrochemicalHydrogenOxidatio
6、nandEvolutionReactionMechanismCitethis:DOI:10.1039/x0xx00000xaaaaaaJ.Durst,A.Siebel,C.Simon,F.Hasché,J.HerranzandH.A.GasteigerManuscriptReceived00thJanuary2012,Accepted00thJanuary2012DOI:10.1039/x0xx00000xwww.rsc.org/Accepted-14,15Abstract.TheeffectofpHont
7、hehydrogenoxidationandalkalinemembranes(OH-exchangemembranes)areplacementevolutionreaction(HOR/HER)ratesisaddressedforthefirstofthenoble-metalintensivePEMtechnologybyalkalinemembranetechnologyseemspromising.Unfortunately,foryetunclearreasons,timeforthethre
8、emostactivemonometallicsurfaces:Pt,Ir,theHOR/HERkineticsonPtaremuchslowerinalkalinethaninandPdcarbon-supportedcatalysts.Kineticdatawereacidelectrolytes,andlargeamountsofPtareneededtocatalyzetheobtainedforapro