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fffffzt

新虫 (初入文坛)

[求助] 半电池放电容量远大于充电容量

大佬们,最近一直受到这个问题困扰,我用科晶买的负极片(12mm)装扣式半电池,16mm玻璃纤维隔膜,NP-194/1.0M NaF6 in ECMC:EMC-1:1:1 Vol% with 1.0%FEC电解液,科晶买的14mm钠片,2032电池壳。装完的电池开路电压在2.6上下,0.01-3V电势窗口恒流充放电,第一圈的时候放电比容量在300左右,但充电大概只有150,第二圈放电容量直接就降到了70左右了,拆开过电池,没有看到明显的短路情况,想问一下大佬们可能的原因是啥,感谢感谢@Gamry-电化学@louderbe@a88592718
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Boluojjjj

新虫 (初入文坛)

老哥还在吗,我们也遇到了这种情况,怎么解决啊
2楼2024-01-16 15:48:06
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