| 简介 |
A nonaqueous electrolyte secondary battery (10) according to one embodiment of the present invention is provided with : a positive electrode (11) comprising a positive electrode active material which contains a lithium-containing transition metal oxide, and to the surface of which a compound of a rare earth element adheres; a negative electrode (12); and a nonaqueous electrolyte solution. The nonaqueous electrolyte solution contains an aromatic compound that has an oxidative decomposition potential within the range of 4.2-5.0 V vs. Li/Li+. The compound of a rare earth element is preferably a hydroxide of a rare earth element, an oxyhydroxide of a rare earth element or an oxide of a rare earth element. |
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