| 摘要 |
PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery, having a high charge and discharge capacity and high energy density. SOLUTION: This nonaqueous electrolyte secondary battery is provided with an amorphous silicon vapor-deposited film on the collector surface of an negative electrode material, in a nonaqueous electrolyte secondary battery composed of a positive electrode material, the negative electrode material, electrolyte containing lithium salt, and a separator. |
