| 摘要 |
PROBLEM TO BE SOLVED: To provide an active substance material or the like, capable of suppressing formation of a high-resistance layer caused due to a contact with a sulfide solid electrolyte material, and high in productivity.SOLUTION: According to the present invention, there is provided an active substance material including: an active substance with a layered rock salt structure, containing Li, at least one of Ni, Co and Mn, and O, and further containing Zr; and a coating layer formed by precipitating LiZrOon a surface of the active substance. |
