Fig. 1
From: Electrochemically driven conversion reaction in fluoride electrodes for energy storage devices

a The comparison of discharge curve of FeF3-C nanocomposite as cathode with that of Fe2O3 as anode at the same current density of 7.58 mA/g at 70 °C. b Discharge–charge voltage profiles of FeF3-C nanocomposite at 7.58 mA/g depending on different running temperatures of 22 °C and 70 °C. c Discharge curve of FeF3-C nanocomposite under a GITT mode. d Cell volume evolution as a function of Li insertion number in FeF3 (reproduced with permissions from refs. 11,19, copyright The Electrochemical Society 2003)