| 摘要 |
PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary cell with high energy density having higher safety. SOLUTION: The nonaqueous electrolyte secondary cell comprises a positive electrode 4 including lithium containing compound, a negative electrode 5, and a nonaqueous electrolyte, and the surface of active material particle contained in the positive electrode 4 contains lanthanoid and covered by lithium containing conductive compound. |
