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zhaocaoyang1(pengtao1203代发): 金币+3 2015-11-26 09:20:00
在锂片表面形成锂枝晶,大体上是这样;
充放电过程中消耗的锂离子,负极锂片的锂也会补充
何处高楼无可醉,谁家红袖不相怜!
21楼2015-11-25 21:06:04
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yynlp0906

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19楼: Originally posted by zhaocaoyang1 at 2015-11-25 15:35:27
谢谢你的回答,对于半电池而言,如果正极是石墨或者如四氧化三铁这样的贫锂物质,负极是锂片,那么锂离子来源于何处是电解液里的锂盐,还是负极锂片的锂氧化得来的,谢谢指教...

四氧化三铁或者石墨是做锂电负极材料,锂片作为正极材料,你要搞清楚。组装半电池后,还是先充电,正极脱离,经电解液在负极嵌锂,放电的过程正好相反:负极脱离,正极嵌锂。
22楼2015-11-27 09:23:40
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