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材料學院張云、吳昊團隊在頂級期刊Advanced Energy Materials上發表論文——在堿金屬離子電池研究方面取得重要進展

發布時間:2019-12-09 來源:四川大學新聞網 編輯:本科招生網 瀏覽量:

JINRI,SICHUANDAXUECAILIAOKEXUEYUGONGCHENGXUEYUANZHANGYUNJIAOSHOU、WUHAOYANJIUYUANKETIZUYUAODALIYAWOLONGGANGDAXUEDOUSHIXUEYUANSHI、SHAMENDAXUEZHANGQIAOBAOJIAOSHOUHEZUO,ZAIGAOXINGNENGLILIZI/JIALIZIDIANCHIYANJIUFANGMIANQUDEZHONGYAOJINZHAN,XIANGGUANYANJIUCHENGGUO“Realizing Reversible Conversion-Alloying of Sb(V) in Polyantimonic Acid for Fastand Durable Lithium- and Potassium-ion Storage”FABIAOZAIGUOJIDINGJIQIKAN Advanced Energy MaterialsSHANG(《XIANJINNENGYUANCAILIAO》,YINGXIANGYINZI24.884),BINGBEIYAOQINGZUOFENGMIANLUNWEN。GAILUNWENDIYIZUOZHEWEISICHUANDAXUECAILIAOKEXUEYUGONGCHENGXUEYUAN2017JIBOSHIYANJIUSHENGWANGBOYA,TONGSHICANYUGAILUNWENXIANGGUANGONGZUODEHAIYOUSIWEICHENGDANSICHUANDAXUEDAXUESHENGCHUANGXINXUNLIANJIHUAXIANGMUDE2016JIBENKESHENGDENGZHIWEN,XIAYUTING(YIHUOQINGHUADAXUE2020NIANBAOSONGYANJIUSHENGZIGE),HUJIAXUAN,LIHONGJU(YIHUOXIHUDAXUE2020NIANBAOSONGYANJIUSHENGZIGE),TONGXUNZUOZHESHIWUHAOYANJIUYUANHEZHANGYUNJIAOSHOU,SICHUANDAXUEWEIDIYISHUMINGDANWEIHEWEIYITONGXUNDANWEI。

TU1 FENGMIANZHANSHI:NAMIBAMIANTIJUTISUANYUSHIMOXIDEFUHECAILIAOSHIXIANLELILIZIHEJIALIZIDEGAOXINGNENGCUNCHU

JINXIENIANLAI,YANJIUZHEMENKAIFALEWUSHUDEDIANJICAILIAOYONGYIZAIERCIDIANCHIZHONGCUNCHUJIANJINSHULIZI(RULi+LIZIHEK+LIZI)。DANSHI,JINYOUHENSHAODEDIANJICAILIAOKEYIZUOWEIYIGETONGYONGDEZHUTICAILIAOYONGYUCUNCHUJIANJINSHULIZI。JUTISUAN(Polyantimonic acid,PAA,H2Sb2O6·nH2O,0≤n≤4)SHIYIZHONGZHONGYAODETIJIHUAHEWU,GUANGFANYONGYUZHIBEIFANGHUOCAILIAO,CHUANGANQIHELIZIJIAOHUANJIDENG,DANWEIJIANJIANGQIYINGYONGYUNENGLIANGCUNCHUYUZHUANHUAN。SHAOLVSHIJIEGOUDEJUTISUANYONGYOUZHESANWEIJIAOLIANKAIFANGDESUIDAOZHUANGJIEGOUYIJIWUJIADETIYUANSU,SHIQIFEICHANGYOUXIWANGCHENGWEIYIZHONGGAORONGLIANGDIANJICAILIAOYONGYUJIANJINSHULIZIDEDIANHUAXUECUNCHU。RANER,YOUYUQIJIDIDEDIANZIDIANDAOLV(~10-10 S cm-1),MUQIANZHIBEIDIANHUAXUEKENIDEJUTISUANDIANJICAILIAOYONGYUDIANHUAXUECHUNENGRENGRANSHIYIGETIAOZHAN,QIECONGWEIYOUGUOXIANGGUANBAODAO。

北京28登录TU2FUHECAILIAODEZHIBEILIUCHENGYUJIEGOUBIAOZHENG

北京28登录YINCI,KETIZUYANJIURENYUANTONGGUONAMIJIEGOUDIAOKONGYUDAODIANWANGLUOGOUZHUXIANGJIEHEDEHECHENGCELVE,CHENGGONGSHEJIBINGZHIBEICHUYIZHONGXINXINGDENEIBUHANKONGXIDEJUTISUANNAMIBAMIANTIYUDANCHANZASHIMOXIJIEHEDEFUHECAILIAO。YUCHUNDEJUTISUAN(4.8×10-10 S cm-1)XIANGBI,JUTISUAN/SHIMOXIFUHECAILIAODEDIANZIDAODIANLVTIGAOLEJIN10GESHULIANGJI(3.3 S cm-1)。DIANHUAXUECESHIBIAOMING,FUHECAILIAOZUOWEILILIZIDIANCHIFUJIBIAOXIANCHULEGAODA847 mAh g-1DEKENIBIRONGLIANG。ERQIE,JUTISUANDUTEDESANWEIKAIFANGSHISUIDAOJIEGOUSHIFENYOULIYULIZIDEKUAISUKUOSAN(DLi+ =10-8 cm2 s-1),YINERFUHECAILIAOHAIJUYOUJIYOUYIDEKUAICHONGKUAIFANGDEBEILVTEXING,DIANCHIZAI20 A g-1DECHAOGAODIANLIUMIDUXIA,CHONGFANGDIANYICIJINXU26MIAO。YUANWEIHEFEIYUANWEITOUSHEDIANZIXIANWEIJINGYANJIUJIEGUOYEBIAOMING,NAMIBAMIANTIJUTISUANKELINEIBUDEKONGXIYIJIWAIBUBAOFUDESHIMOXIKEYIRONGNABINGXIANZHICAILIAOZAIFANGDIANSHICHANSHENGDETIJIPENGZHANG,CONGERJIDADIGAISHANCAILIAODEXUNHUANXINGNENG,YINCIGAIFUHECAILIAOYEKEWENDINGXUNHUAN800CI,RONGLIANGBAOCHILVDA93.5%。

TU3 LILUNJISUANHEYUANWEITOUSHEDIANZIXIANWEIJINGBIAOZHENG

CIWAI,YANJIUHAIJIANGGAIFUHECAILIAOSHOUCIYONGYUJIALIZIDIANCHIFUJICAILIAO。XUNHUANCESHIJIEGUOBIAOMING,GAIFUHECAILIAOBUJINKEYISHIXIANKENIDEK+LIZICUNCHU,TONGSHIHAIZHANXIANCHUYOUYIDEWENDINGXUNHUANXING(1000CIXUNHUANHOU,RONGLIANGBAOCHILVWEI88%)。ZUIHOU,TONGGUODIYIXINGYUANLIJISUANCONGLILUNSHANGMONIBINGJIESHILEGAIFUHECAILIAODEJIEGOUTEDIANJIQIYUCAILIAODAODIANXINGZHIJIANDENEIZAILIANXI。BENYANJIUBUJINZHANSHILEJUTISUANZUOWEIYIZHONGGAORONGLIANGDIANJICAILIAOZAILILIZI、JIALIZIDIANCHIZHONGDECHENGGONGYINGYONG,YEWEIQIJINYIBUKAIFABINGTUIGUANGYINGYONGYUQITALEIXINGERCIDIANCHIDIANDINGLEZHONGYAODEYANJIUJICHU。

WENZHANGXINXI:

北京28登录LIANJIE:http://onlinelibrary.wiley.com/doi/10.1002/aenm.201903119

DOI:10.1002/aenm.201903119

GAILUNWENHUODE “GUOJIAZIRANKEXUEJIJIN(21878192, 51502180)”,“ZHONGYANGGAOXIAOJIBENKEYANZHUANXIANGZIJIN(2016SCU04A18)”,“SICHUANSHENGQIANRENJIHUA”,“SICHUANDAXUEYANJIUSHENGKEYANCHUANGXINJIJIN(2018YJSY070)”DEZIZHUZHICHI。



 

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