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1、ElectrochimicaActa141(2014)113–119ContentslistsavailableatScienceDirectElectrochimicaActajournalhomepage:www.elsevier.com/locate/electactaBlueTiO2NanotubeArrayasanOxidantGeneratingNovelAnodeMaterialFabricatedbySimpleCathodicPolarizationChoonsooaaaaa,bKim,SeonghwanKim,JusolChoi,JaehanLee,JinSooKan
2、g,Yung-Euna,baca,∗Sung,JihwaLee,WonyongChoi,JeyongYoonaSchoolofChemicalandBiologicalEngineering,CollegeofEngineering,InstituteofChemicalProcess,SeoulNationalUniversity(SNU),Gwanak-gu,Daehak-dong,Seoul151-742,RepublicofKoreabCenterforNanoparticleResearch,InstituteforBasicScience(IBS),Seoul151-742,
3、RepublicofKoreacSchoolofEnvironmentalScienceandEngineering,PohangUniversityofScienceandTechnology(POSTECH),Pohang790-784,RepublicofKoreaarticleinfoabstractArticlehistory:Greatinterestinanodematerialshasdramaticallyemergedwithincreasingdemandforelectrochemi-Received13June2014callygeneratedoxidants
4、inindustrialelectrochemistry.Forthelastfivedecades,theseneedshavebeenReceivedinrevisedform7July2014mostlyachievedbytheintroductionoftwowell-knownanodematerials,thedimensionalstableanodeAccepted12July2014(DSA®)andboron-dopeddiamond(BDD)electrodes.Nevertheless,thehighcostandcomplicatedpro-Availableo
5、nline24July2014cessinfabricatingtheseelectrodesremainsasabigobstacleforfurtherdevelopment.Here,wereportaKeywords:novelanodematerialfortheproductionofoxidants,thedarkbluecoloredTiO2nanotubearray(NTA)(denotednanotubeasBlueTiO2NTA)whichhasneverbeensuccessfullyachievedwithtitania-basedmaterials.ThisT
6、iO2arrayelectrodetitania-basedelectrocatalystwithirreversibleelectrochromismandhighconductivitywassuccessfullyCathodicpolarizationfabricatedElectrochromismwithsimplecathodicpolarizationofanataseTiO2NTAandexhibitstheexcellentelectro-catalytic•activityingeneratingchlorine(Cl2)andhydroxylradical(OH)
7、whichiscomparabletotheAnodematerialcommercial®DSAandBDDelectrodes,respectively.Thus,thisBlueTiONTAissuggestedasapotentialElectrochemicallygeneratedoxidants2costeffectiveanodicmaterialinindustrialelectrochemistry.Inaddi
