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19676“”。1997。、、、()。《Chem.Comm.》《Langmuir》《Carbon》《JPowerSources》,《ElectrochemCommun》,《Chem.Phys.Lett.》120(SCI/EI100)60。642《》、《》、《》《》199920002004。100029e-mail:songhh@mail.buct.edu.cn、、、、。、。、、、、、、[1-2]。LawrenceLiVermore1993SONY20500,[3]1994[4]60Ah115Wh/kg80%DOD800W/kg[5]、、、、10Ah。、(、、)。。、。、、、。1、、SEI。1.1。[6]1C230mAh/g[7-8][9]Zaghib[10]NG40C/455.8mAh/g(LixC6x=0.15)。1.2。。(、、、)[11-17]。(6μm)C/2C/2480%(44μm)C/2420%[18]。Chan[18]--(VLS)Si1C2100mAh/g。Takamura[19]0.5～30C,10C10002000mAh/g。Graetz[20]60～250nmGe(12nm)0.5～1000C1C、1000C0.1C70%。1.3(SEI)。Avery[21]SEI。Ning[22]SEISEI1。1.4。Shim[23](3C)0.9g/cm3(C/5)90%。。Ahn[7]MCMB0.1C、2C165mAh/g100mAh/g。Liu[24]Cu、。。、、、①、②。()。。。1.5[25-26]()2ⅰⅱSEIⅲⅳ。(1)(10－6cm2/s[27])[28]。(GITT、PITT、EIS)(MCMB、、)(1)、、、[26,29-37]。。Wang[38](1C)(0.2C)(3)。Sawai[39]。。、。2Wu[40]750mAh1C750mAh4C0.2C52％Li+/Li。Kang[41]LiFePO4。、、、、。LiCoO2、LiNiO2、LiMnO2、LiMn2O2、LiFePO4V2O5。LiCoO2、LiNiO2LiMnO2LiMn2O2。。Liang[42]200nmLiCoO230C3097mAh/g。Chen[43]LiCoO2(100nm)50C100mAh/g10C130mAh/g。Zhang[44]40nmLi-(Ni1/3Co1/3Mn1/3)O250C100C100mAh/g。Patrissi[45]V2O5。Dudney[46]50nm4μmLiCoO2。。、。LiCoO2、LiMn2O4LiFePO4(、)。。Liu[47]LiCoO2LiMn2O42%5%2mA/cm210%。10%。10%2%。(2mA/cm2)5%～10%LiCoO22%～5%LiMn2O4。Hibino[48]LiTiO210A/g120mAh/g。[49]LiFePO4/C1C30119mAh/g1.65%。。。Kawaoka[50]。1A/g10A/g126mAh/g99.9mAh/g。/C/。3。SEI。、。3.1(10－2～10－3S/cm10－3～10－4S/cm、6mol/LKOH0.5S/cm5%H2SO40.8S/cm)。Wang[51]EC+DMC/1mol/LLiTFSI、AN/1mol/LLiTFSIMPN/1mol/LLiTFSILi4Ti5O12-Li-CoO21C155mAh/g1CEC+DMC/1mol/LLiTFSI10C1CAN/1mol/LLiTFSIMPN/1mol/LLiTFSI20C1C70%。AN/1mol/LLiTFSIEC+DMC/1mol/LLiTFSIANEC+DMCEC+DMCMPNMPN/1mol/LLiTFSIEC+DMC/1mol/LLiTFSIMPN/1mol/LLiTFSI。。3.2。Jang[52]LixMn2O4(EC、PC、DEC)LiPF6、LiBF6、LiAsF6THFDMELiClO4LiCF3SO3。Guyomard[53]55℃DMC+EC+LiPF6Li1+xMn2O45V。。SEI。Lee[54]DSC(LiPF6/EC+DECLi-ClO4/EC+DEC)SFG44SEILi-ClO4/EC+DECSEILiPF6/EC+DECSEILiPF670℃PF6SEI。、。4。。、、、。。[1]TARASCONJM,ARMANDM.Issuesandchallengesfacingrechargeablelithiumbat-teries[J].Nature,2001,414(6861):359-367.[2]WANGY,CAOGZ.Developmentsinnanostructuredcathodematerialsforhigh-per-formancelithium-ionbatteries[J].AdvMater,2008,20(12):2251-2269.[3],,.[J].,2000,17(1)54-58.[4].[J].,2002,4(11):32-36.[5],,.[J].,2004,24(2):41-44.[6],,.[J].,2002,26(3):176-179.[7]AHNS,KIMY,KIMKJ,etal.Develop-mentofhighcapacity,highratelithiumionbat-teriesutilizingmetalfiberconductiveadditives[J].JPowerSources,1999,81-82:896-901.[8]YANGSB,SONGHH,CHENXH.Ex-pansionofmesocarbonmicrobeads[J].Carbon,2006,44(4):730-733.[9]TAKAMIN,SATOHA,HARAM,etal.Rechargeablelithium-ioncellsusinggraphitizedmesophase-pitch-basedcarbonfiberanodes[J].JElectrochemSoc,1995,142(8):2564-2571.[10]ZAGHIBK,BROCHUF,GUERFIA,etal.Effectofparticlesizeonlithiumintercalationratesinnaturalgraphite[J].JPowerSources,2001,103(1):140-146.[11]SUFB,ZHAOXS,WANGY,etal.Hollowcarbonsphereswithacontrollableshellstructure[J].JMaterChem,2006,16(45):4413-4419.[12]WANGY,SUFB,LEEJY,etal.Crys-tallinecarbonhollowspheres,crystallinecar-bon-SnO2hollowspheres,andcrystallineSnO2hollowspheres:SynthesisandperformanceinreversibleLi-ionstorage[J].ChemofMater,2006,18(5):1347-1353.[13]CHANCK,ZHANGXF,CUIY.HighcapacityLiionbatteryanodesusingGenanowires[J].NanoLett,2008,8(1):307-309.[14]KIMH,CHOJ.Hardtemplatingsynthe-sisofmesoporousandnanowireSnO2lithiumbatteryanodematerials[J].JMaterChem,2008,18(7):771-775.[15]CHENG,WANGZY,XIADG.One-potsynthesisofcarbonnanotube@SnO2-Aucoaxialnanocableforlithium-ionbatterieswithhighratecapability[J].ChemMater,2008,20(22):6951-6956.[16]LIYG,TANB,WUYY.MesoporousCO3O4nanowirearraysforlithiumionbatterieswithhighcapacityandratecapability[J].NanoLett,2008,8(1):265-270.[17]CHANCK,PENGHL,LIUG,etal.High-performancelithiumbatteryanodesusingsiliconnanowires[J].NatNanotechnol,2008,3(1):31-35.[18]NAGARAJANGS,VANZEEJW,APOT-NITZRM.Amathematicalmodelforintercala-tionelectrodebehavior.I.Effectofparticle-sizedistributionondischargecapacity[J].JElec-trochemSoc,1998,145(3):771-779.[19]TAKAMURAT,OHARAS,UEHARAM,etal.AvacuumdepositedSifilmhavingaLiextractioncapacityover2000mAh/gwithalongcyclelife[J].JPowerSources,2004,129(1):96-100.[20]GRAETZJ,AHNCC,YAZAMIR,etal.Nanocrystallineandthinfilmgermaniumelec-trodeswithhighlithiumcapacityandhighratecapabilities[J].JElectrochemSoc,2004,151(5):A698-A702.[21]AVERYNR,BLACKKJ.Kineticanal-ysisofcapacityfadeinlithium/cokehalfcells[J].JPowerSources,1997,68(2):191-194.[22]NINGG,HARANB,POPOVBN,etal.Capacityfadestudyoflithium-ionbatteriescy-cledathighdischargerates[J].JPowerSources,2003,117(1/2):160-169.[23]SHIMJ,STRIEBELKAS.Effectofelectrodedensityoncycleperformanceandirre-versiblecapacitylossfornaturalgraphiteanodeinlithium-ionbatteries[J].JPowerSources,2003,119-121:934-937.[24]LIUZ,YUA,LEEJY.Modificationsofsyntheticgraphiteforsecondarylithium-ionbatteryapplications[J].JPowerSources,1999,81-82:187-191.[25]HOLZAPFELM,MARTINENTA,AL-LOINF,etal.Firstlithiationandcharge/dis-chargecyclesofgraphitematerisls,investigatedbyelectrochemicalimpedancespectroscopy[J].JElectroanalChem,2003,546:41-50.[26]ZHANGS,SHIP.ElectrochemicalimpedancestudyoflithiumintercalationintoMC