Patent ID: 10811673

Abstract:
A battery includes a positive electrode containing a positive electrode active material, a negative electrode, and a solid electrolyte. The positive electrode active material contains a compound which has a crystal structure belonging to the space group FM3-M and which is represented by the following formula: LixMeyOαFβ  (1) where Me is one or more selected from the group consisting of Mn, Co, Ni, Fe, Al, B, Ce, Si, Zr, Nb, Pr, Ti, W, Ge, Mo, Sn, Bi, Cu, Mg, Ca, Ba, Sr, Y, Zn, Ga, Er, La, Sm, Yb, V and Cr and the conditions 1.7≤x≤2.2, 0.8≤y≤1.3, 1≤α≤2.5, and 0.5≤β≤2 are satisfied.