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电子工程专辑
20 天
Mater.Today:富LiF功能CEI实现4.6V高压钴酸锂
为实现电池的更高比能量指标,将钴酸锂充至高电压是最为直接的手段。一般来说,高截止电压在提升LCO容量的同时,会造成材料结构不稳定、析氧和性能衰退。同时,强催化性的高价Co会诱发电解液的分解产气,导致极化增大的同时也会破坏CEI膜,进而加速 ...
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