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电弧熔炼法制备的Co-Si合金的结构与性能
  • ISSN号：1001-1579
  • 期刊名称：《电池》
  • 时间：0
  • 分类：TM912.2[电气工程—电力电子与电力传动]
  • 作者机构：[1]南开大学新能源材料化学研究所天津市能源材料化学重点实验室教育部高效储能工程研究中心,天津300071, [2]河北科技大学理学院,河北石家庄050018
  • 相关基金：国家自然科学基金（50631020,50701025,50971071）,863项目（2007AA052149,2007AA052108）,973项目（2010CB631303）,天津基础研究计划（07JCYBJC03500,07JCEDJC02700）
作者： 刘光[1], 张彦辉[2], 任秋丽[1], 王一菁[1]
关键词： Co-Si合金, 电弧熔炼法, Rietveld精修, 电化学性能, Co-Si alloy, are melting method, Rietveld refinement, electrochemical performance
中文摘要：

用电弧熔炼法制备了Co-Si合金。合金由87．6％的CoSi2相和12．4％的CoSi相组成。CoSi2相和CoSi相均属于立方晶系，空间群分别为Fm-3m和P213，晶胞参数分别为0．536（5）和0．443（7）nm。经过活化后。Co-Si合金的最大比容量为225．8mAh／g，具有较好的可逆性能和循环稳定性。

英文摘要：

Co-Si alloy was prepared by arc melting method. The alloy consisted of 87.6% CoSi2 phase and 12.4% CoSi phase. The CoSi2 phase and CoSi phase were cubic structure, space groups were Fm-3m and P213, respectively, the cell parameters were 0.536（5）nm and 0.443（7） nm, respectively. After activation, the maximum specific capacity of Co-Si alloys was 225.8 mAh/g,it had fine reversibility and cycle stability.

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期刊信息
  • 《电池》
  • 北大核心期刊（2011版）
  • 主管单位:中国轻工业联合会
  • 主办单位:全国电池工业信息中心 湖南轻工研究院
  • 主编：罗秋珍
  • 地址：湖南省长沙市仰天湖新村1号
  • 邮编：410015
  • 邮箱：batterie@qq.com
  • 电话：0731-85141901
  • 国际标准刊号：ISSN：1001-1579
  • 国内统一刊号：ISSN：43-1129/TM
  • 邮发代号:
  • 获奖情况:
  • 首届国家期刊奖,中国期刊方阵双高期刊,全国优秀科技期刊二等奖（1997）、三等奖（1994）
  • 国内外数据库收录:
  • 俄罗斯文摘杂志,美国化学文摘（网络版）,荷兰文摘与引文数据库,英国科学文摘数据库,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊（2004版）,中国北大核心期刊（2008版）,中国北大核心期刊（2011版）,中国北大核心期刊（2014版）,中国北大核心期刊（2000版）
  • 被引量:6993