镁掺杂协同氧化铝包覆优化锂离子电池高镍正极材料
张德柳, 张言, 王海, 王佳东, 高宣雯, 刘朝孟, 杨东润, 骆文彬

Optimization of high nickel cathode materials for lithium ion batteries by magnesium doped heterogeneous aluminum oxide coating
Deliu ZHANG, Yan ZHANG, Hai WANG, Jiadong WANG, Xuanwen GAO, Chaomeng LIU, Dongrun YANG, Wenbin LUO
表1 Mg0、Mg1.0和Mg1.0@Al材料的等效电路分析及锂离子扩散系数
Table 1 Equivalent circuit analysis and lithium ion diffusion coefficient of Mg0, Mg1.0 and Mg1.0@Al
样品Rs/ΩRct/ΩσDLi/(cm2/s)
Mg08.55113.702.70×1025.62×10-15
Mg1.016.5566.371.29×1022.46×10-14
Mg1.0@Al10.0051.661.01×1024.05×10-14