资源描述：
《二硫化钼用作锂离子电池负极材料.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。
1、JMaterSciDOI10.1007/s10853-015-9421-2Self-templatedformationoftremella-likeMoS2withexpandedspacingof(002)crystalplanesforLi-ionbatteries1,22221GuoxinQu•JianliCheng•ZhiyuWang•BinWang•ShiyongYeReceived:23July2015/Accepted:7September2015ÓSpringerScience+BusinessMediaNewYork(outs
2、idetheUSA)2016AbstractTremella-likeMoS2consistingofultrathinimprovedelectrochemicalperformanceoftheMoS2nanosheets(*7nminthickness)ispreparedviaaone-potelectrode.hydrothermalreactionwithoutusinganysurfactantsandtemplates.ThereactioninvolvestransformingprecursorMoO3topolyhedral
3、intermediate(K2NaMoO3F3andK3??-IntroductionMo2O4F5)throughitsreactionwithNa,K,andFionsintheinitialstageofhydrothermalreaction.ThenthepolyhedralintermediateactingasthesacrificetemplateThepastdecadehaswitnessedintenseresearchinterestin2-thefieldoftwo-dimensional(2D)layeredmateria
4、ls.WithreactswiththeSreleasedfromahydrolysisprocessof-theprogressoftechnology,moreandmore2DsheetsandSCNionandtransformstotremella-likeMoS2.TheobtainedMoS2productexhibitsexpendedspacingofthenanoflakeshavebeensuccessfullyisolatedfromcrystals(002)crystalplane,whichcanfacilitatefa
5、sterlithiumionswithlayeredstructuressuchasgraphene,BN,silicene,intercalationbehavior.Thistremella-likeMoS2usedasanphosphene,arsenene,antimonene,andMoS2[1].Theseanodematerialforlithium-ionbatteriesshowsaveryhighinterestingmaterialswith2Dnanosheetsstructurehave-1arrestedgreatat
6、tentionduetotheirhighspecificsurfacereversiblecapacityof693mAhgafter50cycles,goodratecapability,andhighcycliccapacityretention.Evenarea,controlledcrystalorientation,andinterestingprop--1erties[2–4].Theyhavebeeninvestigatedinawidevarietycycledatahighcurrentdensityof4800mAg,thet
7、re-mella-likeMoS2stillcandeliverahighcapacityofofpotentialapplicationsincludinghigh-performance-1catalysis[5],gassensor[6],supercapacitors[7,8],and252mAhg.Thesecondaryhierarchicalmicrostructuresconsistingofultrathinnanosheetsarebeneficialtogreatlybatteries[9–14].Molybdenumdisu
8、lfide(MoS2)hasasimilarlayerstructuretographite,inwhichthetriangularpr
