摘要 |
A positive electrode for a rechargeable lithium battery includes a first positive active material represented by Li a Ni b Co c M d O 2 , and a second positive active material represented by Li e Ni f Co g Mn h O 2 , whereby M is selected from Al, B, Cr, Fe, Mg, Sr, and V, 0.95 ‰¤a‰¤1.1, 0.5‰¤b‰¤0.9, 0<c‰¤0.3, 0‰¤d‰¤0.1, 0.95‰¤e‰¤1.1, 0.33‰¤f‰¤0.5, 0.15‰¤g‰¤ 0.33, and 0.3‰¤h‰¤0.35. A rechargeable lithium battery includes the positive electrode, a negative electrode and an electrolyte. |