| 摘要 |
This positive electrode active material contains a phosphate composite compound (1) that is configured of Li, M, Z, P, Si and O and a second compound (3) that is composed of an oxide and/or a phosphide. The first compound and the second compound are represented, as a mixture, by LiaMbZcPdSieOf (wherein 1.0 ≤ a ≤ 1.1, 0.75 ≤ b ≤ 0.99, 0 < c ≤ 0.3, 0.5 ≤ d ≤ 1.1, 0 < e ≤ 0.6 and 3 ≤ f ≤ 5). |
