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1、化学学院物理化学专业研究生课程“电极过程动力学”授课教师：陈胜利Tel:68754693 Email:slchen@whu.edu.cnOffice:化学楼1－35授课教材查全性等著：《电极过程动力学导论》（第三版，科学出版社，2002年）推荐参考书WrittenbyAllenJ.BardandLarryF.Faulkner,《ElectrochemicalMethods:FundamentalsandApplications》（SecondEdition,Wiley,2001）邵元华等译,《电化学方法：原理及应用》（第二版，化学工业出版社,2005年）Chapter
2、1INTRODUTIONANDOVERVIEWOFELECTRODEPROCESSESElectrochemistry?Thelaws(principles)andthetechnologiesconcerningtheconversionbetweenchemicalenergyandelectricalenergyInterrelationbetweenchemicalphenomena(chemicalreactions,chemicalchanges,etc.)andelectricphenomena(charge,current,potential,elec
3、tricfield,etc.)Withahistoryofmorethantwocenturies,electrochemistryhasbeenatypicalexampleofatrulyinterdisciplinary(各学科间的)areaofscienceandtechnology.Itsrootshavebeeninchemistry,physics,materialsandbiologicalscienceanditsapplicationsspreadingfromelectrochemicalanalysisandsynthesistoenviron
4、mentalprotectionandenergyconversionandstorage.Everydaylifeitemssuchasbatteries,theglucose（葡萄糖）sensoranddomesticormedicalgassensorsarenowacommodity,whiletheprospectofmassproductionof"green"electricvehicles(Electricvehicles)isnomoreachallengebutaviableoption.Onanindustrialscale,apartfromt
5、henowmaturechlor-alkaliandmetalfinishingandextractionindustries,thereissignificantactivityintheareasofenergyconversionandstoragebymeansoffuelcellsandsolarcellsaswellasintheuseofelectrochemicalmethodsforeffluenttreatment.“Electrochemistryprovidesmanyopportunitiesforsustainabledevelopment
6、.”ElectrochemicalCellsandReactionsPtPtPtPtH2SO4SolutionH2O2H2O2H+H+H2OH+H2OH+e－e－e－e－Cathode:1/2O2+2H++2e-=H2OAnode:H2=2H++2e-Overallcellreaction:H2+1/2O2=H2OPositiveelectrode:H2O=1/2O2+2H++2e-Negativeelectrode:2H++2e-=H2Overallcellreaction:H2O=H2+1/2O2GalvanicCell（原电池）VoltaicCellH+H+Th
7、efeaturesofelectrochemicalreactionsTheoverallredoxreactionismadeupoftwohalf-reactionstakingplaceindependentlyattwolocationswhereelectronicconductors(Electrodes)andionicconductors(electrolytes)aremadeincontact;Charge(electronorions)transferbetweentheelectrodesandchemicalspeciesa
