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nihaoczh

木虫 (正式写手)


[资源] 最新的Li-O2电池——Science,有必要分享一下

最新的Li-O2电池报道,Science,虽然是Bruce的

附件1:A Reversible and Higher-Rate Li-O2Battery
The rechargeable non-aqueous Li-O2 battery is receiving a great deal of interest because theoretically its specific energy far exceeds the best that can be achieved with lithium-ion cells. Operation of the rechargeable Li-O2 battery depends critically on repeated and highly reversible formation/decomposition of Li2O2 at the cathode on cycling. Here we show that this is possible, using a dimethyl sulfoxide electrolyte and porous gold electrode (95% capacity retention from cycles 1-100), whereas previously only partial Li2O2 formation/decomposition occurred and with limited cycling. Furthermore, we present data indicating that the kinetics of Li2O2 oxidation on charge is approximately 10-fold faster than on carbon electrodes.

附件2:A Reversible and Higher-Rate Li-O2 Battery
This PDF file includes:
Materials and Methods
Figs. S1 to S9
Full Reference List[ Last edited by seagrove on 2012-7-20 at 10:42 ]
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happy明

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31楼2012-07-20 16:51:13
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qxyyhsc2楼
2012-07-20 08:55   回复  
五星好评  顶一下,感谢分享!
2012-07-20 08:55   回复  
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2012-07-20 09:20   回复  
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2012-07-20 09:49   回复  
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