Improved Electrochemical Performance of Li_1.25Ni_0.2Co_0.333Fe_0.133Mn_0.333O₂ Cathode Material Synthesized by the Polyvinyl Alcohol Auxiliary Sol-Gel Process for Lithium-Ion Batteries

Figure 4

(a) Charge curves of pristine and PVA-auxiliary lithium-rich manganese-based cathode materials at 0.1 C; (b) rate capabilities of the x = 0.0–15.0 wt% cathodes.

(a)

(b)