Sol-gel synthesis of Li2CoPO4F/C nanocomposite as a high power cathode material for lithium ion batteries

▸ Li2CoPO4F/C nanocomposite was successfully synthesized by sol-gel method. ▸ The uniformly carbon coated Li2CoPO4F particles are only tens of nanometers. ▸ Li2CoPO4F/C cathode material delivers 138 mAh g−1 at 1 C and 119 mAh g−1 at 20 C. ▸ Li2CoPO4F/Li4Ti5O12 full cells show impressive electrochemical performance.