| http://www.w3.org/ns/prov#value | - iron or titanium; 0.2???x???2.5; and 0.8???y???1.25), such as LiCoO2 or LiNiO2. [0005] Because lithium-containing double oxides do not have a very good electron conductivity, it has been proposed that a conductive agent composed of a carbon material such as powdered or fibrous graphite or carbon black be added to the positive electrode material.
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