摘要 |
<P>PROBLEM TO BE SOLVED: To provide an all-solid lithium battery superior in output characteristics. <P>SOLUTION: As for the all-solid lithium battery, the positive electrode contains a positive electrode active material as expressed by the following formula (1) and a sulfide system solid electrolyte, and an electrolyte layer contains the sulfide system solid electrolyte. Formula (1): Li<SB>a</SB>Ni<SB>b</SB>Co<SB>c</SB>Mn<SB>d</SB>M<SB>e</SB>O<SB>f+σ</SB>. In the formula, a is a number to satisfy 1.01≤a≤1.05, f is 2 or 4, σ is -0.2 or more and 0.2 or less, M is one kind or more element selected from Mg, Ca, Y, rare earth element, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, Fe, Cu, Ag, Zn, B, Al, Ga, C, Si, Sn, N, P, S, F, and Cl. <P>COPYRIGHT: (C)2011,JPO&INPIT |