| 摘要 |
PROBLEM TO BE SOLVED: To provide a negative electrode active material and a nonaqueous secondary battery, capable of enhancing initial charge and discharge efficiency.SOLUTION: The negative electrode active material includes: LiTiOhaving a spinel type structure; and a LiTiOcrystal phase. The nonaqueous secondary battery includes: a positive electrode; a negative electrode; an electrolyte disposed therebetween, wherein the negative electrode contains the negative electrode active material. |
