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Abstract:
采用不同的方法制备出四种不同形貌的MnCO3作为前驱体,在H2/Ar混合气氛中热处理合成出规则的球形、立方体、哑铃体、椭球形四种不同形貌的MnO微/纳米材料.采用XRD、SEM、TG等方法对材料的结构和形貌进行表征.采用恒电流充放电方法比较了四种形貌的MnO材料用作锂离子电池负极材料时电化学性能.结果表明:0.1 C充放电时,球形和立方体形貌的MnO材料比容量较高,20次循环后保持在250 mAh/g以上.
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电源技术
ISSN: 1002-087X
Year: 2012
Issue: 5
Volume: 36
Page: 639-642
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 7
Chinese Cited Count:
30 Days PV: 4
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