Recent developments in cathode materials for lithium ion batteries.pdf

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1、JournalofPowerSources195(2010)939–954ContentslistsavailableatScienceDirectJournalofPowerSourcesjournalhomepage:www.elsevier.com/locate/jpowsourReviewRecentdevelopmentsincathodematerialsforlithiumionbatteriesJeffreyW.Fergus∗AuburnUniversity,MaterialsResearchandEducationCen

2、ter,275WilmoreLaboratories,Auburn,AL36849,UnitedStatesarticleinfoabstractArticlehistory:OneofthechallengesforimprovingtheperformanceoflithiumionbatteriestomeetincreasinglyReceived29June2009demandingrequirementsforenergystorageisthedevelopmentofsuitablecathodematerials.Cat

3、h-Receivedinrevisedform30August2009odematerialsmustbeabletoacceptandreleaselithiumionsrepeatedly(forrecharging)andquickly(forAccepted31August2009highcurrent).Transitionmetaloxidesbasedonthe-NaFeO2,spinelandolivinestructureshaveshownAvailableonline6September2009promise,bu

4、timprovementsareneededtoreducecostandextendeffectivelifetime.Inthispaper,recentdevelopmentsincathodematerialsforlithiumionbatteriesarereviewed.ThisincludescomparisonofKeywords:theperformancecharacteristicsofthepromisingcathodematerialsandapproachesforimprovingtheirLithium

5、ionbatteriesperformances.CathodesManganese©2009ElsevierB.V.Allrightsreserved.NickelCobaltContents1.Introduction..........................................................................................................................................9392.Cathodematerials..

6、..................................................................................................................................9403.Cathodeperformance.......................................................................................................................

7、.........9414.Compositecathodes..................................................................................................................................9435.Effectofdoping............................................................................................

8、..........................................9446.Effectofmicrostructureandmorphology..............