Complexing Agents on Carbon Content and Lithium Storage Capacity of LiFePO₄/C Cathode Synthesized via Sol-Gel Approach

Figure 4

(a) The reversible capacity as a function of carbon content; (b) typical discharge/charge profiles of the LiFePO₄/C with 1.0 wt% carbon obtained at 0.2 rate; (c) discharge profiles of the LiFePO₄/C with 1.0 wt% carbon obtained at 0.2 rate obtained at different rate.

(a)

(b)

(c)