| 摘要 |
A solid solution represented by the formula (1): LixM1yM2z is used as a negative electrode active material for a non-aqueous electrolyte secondary battery comprising a chargeable and dischargeable positive electrode, a non-aqueous electrolyte and a chargeable and dischargeable negative electrode. In the formula (1), M1 represents at least one element selected from the group consisting of Ti, Zr, Mn, Co, Ni, Cu and Fe, and M2 represents at least one element selected from the group consisting of Si and Sn, and 0<=x<10, 0.1<=y<=10 and z=1.
|
