| http://www.w3.org/ns/prov#value | - referably a compound wherein Ni sites are unsubstituted or substituted by Co and Al, which is represented by the following formula (2): Li??NiXCoYAlZO2???(2) [0092] In the formula (2), ?? is a number which changes according to the state of charging or discharging in the cell, and is a number usually in the range of 0????????1.1, preferably in the range of 0.2????????1.1.
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