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赵铭姝

  • Personal Information
  • School/Department:物理学院
  • Education Level:With Certificate of Graduation for Doctorate Study
  • Gender:Female
  • Degree:Doctor
  • Professional Title:Professor
  • Status:Employed
  • Alma Mater:东北大学
  • Supervisor of Doctorate Candidates:Yes
  • Supervisor of Master's Candidates:Yes
  • Discipline:Materials Science and Engineering
  • College:School of Physics

Papers

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锂电正极材料LiMn1.5Ni0.43Mg0.07O4的表征和电化学性能

Release Time:2025-04-30
Hits:
Date:
2025-04-30
Title of Paper:
锂电正极材料LiMn1.5Ni0.43Mg0.07O4的表征和电化学性能
Journal:
功能材料
Summary:
摘要:采用固相分段烧结法,在LiMn1.5Ni0.5O4中掺入Mg替换部分Ni获得改性锂离子电池正极材料。X射线衍射结果表明,LiMn1.5Ni0.43Mg0.07O4具有尖晶石型结构。扫描电子显微分析及电化学性能测试结果表明,具有均匀、规则的几何外形的小颗粒的样品表现出较好的循环性能,其中,以P3烧结工艺制得的LiMg¬0.07Ni0.43Mn1.5O4样品具有较好的电化学性能,首次容量为106mAh•g-1,通过掺入镁,可以达到弱化双电压平台的目的。
关键字:锂离子电池;动力用;锰酸镍锂;掺镁;电化学性能
Co-author:
赵铭姝*,张珩,井光辉,覃玉锋,汪飞,宋晓平
Volume:
2008,39,
Page Number:
110-112
Translation or Not:
No
Date of Publication:
2008-07-06