锂离子电池正极材料镍酸锂研究进展_梁莉.pdf

第 39卷第 9期 无机盐工业 2007 年 9 月 　　　　　　　　INORGANICCHEMICALSINDUSTRY　　　　　　 9 ＊ 　,　,, 　 (, 11300 1) 　　　:、、、, 。, 。、 。、; ;。 　　:;; 　　:TQ131.11　　:A　　:1006-4 990(2007 )09-0009-0 3 ResearchprogressonLiNiO cathode aterialforLi-ionbatteries 2 LiangL,iLiQ,iQiaoQingdong, LiPing (SchoolofPetrocheicalEngineering, LiaoningShihuaUniversity, Fushun11300 1, China) 　　Abstrac:tLiNOiwasconsideredasaproisingcathode aterialforLi-ionbatteriesduetoitshighspecificcapac-i 2 ty, lowpollution, appropriatecostand atchingwellwithelectrolytes.Howeve,rithaddrawback,ssuchasdifficulttobesyn- thesizedandpoorcyclingperforance.Inrecentyear,ssoeresearchersdidlotsofworksonLNiiO intersofsynthesis 2 ethodsanddopingvario-propertyetc..Thestructurecharacteristic,selectrocheicalperforancesandpresentprobles ofLNiOi ascathode aterialforLi-ionbatterieswereintroducedinthispape;rRecentadvancesbothhereandabroadon 2 synthesizinganddopingrareearthforLNiOi cathode aterialofLi-ionbatteriesaswellastheeffectsofrareearth-do- 2 pingonthestructureandelectrocheicalperforancesofLNiiOwerereviewed;ThedevelopentdirectionofLNiOi inthe 2 2 futurewasprospected. 　　Keywords:Li-ionbattery;lithiu nickelate;rareearth 1　LNiOi , LiNiO。 LiNiO, 2 1-x 1+x 2 2 2 　　LiNiO 2 , 2 NOi NiO,