Fig. 6From: ZIF-67-Derived CoSe/NC Composites as Anode Materials for Lithium-Ion Batteriesa The CV curves of CoSe/NC at 0.2 mV s−1. b Galvanostatic discharge/charge voltage profiles of CoSe/NC at 0.1 A g−1. c Cycling performance of CoSe/NC and pure CoSe at 0.1 A g−1. d Rate performance of CoSe/NC and pure CoSe at 0.1 to 1.0 A g−1. e Long-current cyclic performances of CoSe/NC and pure CoSe at 1.0 A g−1. f EIS spectras of pure CoSe, and CoSe/NC before and after cyclingBack to article page