Negative active material for rechargeable lithium battery and rechargeable lithium battery

−1 −1 −1 −1Disclosed is a negative active material for a rechargeable lithium battery including ultra-fine particles comprising an element which is capable of alloying with lithium. The particles have a diameter of 1 nm to 200 nm, a Raman shift of 480 cmto 520 cmmeasured by Raman Spectroscopy, and a...

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Main Authors Sheem, Kyou-Yoon, Matsubara, Keiko, Tsuno, Toshiaki, Takamuku, Akira
Format Patent
LanguageEnglish
Published 01.11.2011
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Summary:−1 −1 −1 −1Disclosed is a negative active material for a rechargeable lithium battery including ultra-fine particles comprising an element which is capable of alloying with lithium. The particles have a diameter of 1 nm to 200 nm, a Raman shift of 480 cmto 520 cmmeasured by Raman Spectroscopy, and a full width at half-maximum of 10 cmto 30 cm.