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zmaplef

木虫 (小有名气)


[资源] David Lou 最新发表在Angew上的一篇锂电文章

Uniform LiNi0.5Mn1.5O4 hollow microspheres and microcubes (see picture; scale bars: 1 μm) with nanosized building blocks have been synthesized by a facile impregnation method followed by a simple solid-state reaction. The resultant LiNi0.5Mn1.5O4 hollow structures deliver a discharge capacity of about 120 mA h g−1 over prolonged cycling and exhibit excellent rate capability.
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lggoal

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引用回帖:
40楼: Originally posted by 风隐幻 at 2011-11-19 01:05:19:
4个问题:
中空结构在制成极片之后是否还能保持??
中空结构是否降低了能量、功率密度??
是否可以将这种中空结构看成是由纳米粒子围拢成的微米粒子?如果可以的,那直接制成纳米粒子,而不围拢成这种微米中 ...

看supporting information: The working electrodes consist of 70% active material (namely LiNi0.5Mn1.5O4 microspheres/microcubes), 20% conductive carbon black (Super-P-Li), and 10% polymer binder (polyvinylidene fluoride, PVDF). The electrolyte is 1M LiPF6 in a mixture of ethylene carbonate and diethyl carbonate (1/1 by weight).
也就是说他的电解液并没什么不同,如此高的电压,电解液能否承受的住
99楼2011-12-10 04:46:24
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ylyao2楼
2011-11-18 10:22   回复  
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4174918173楼
2011-11-18 10:36   回复  
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2011-11-18 11:08   回复  
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jiguang5楼
2011-11-18 11:36   回复  
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w_wwb6楼
2011-11-18 12:16   回复  
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2011-11-18 12:21   回复  
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liupeng068楼
2011-11-18 12:28   回复  
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2011-11-18 12:45   回复  
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2011-11-18 13:26   回复  
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