Figure 3: Electrochemical measurements of Li–S batteries.
From: Lithium–sulphur batteries with a microporous carbon paper as a bifunctional interlayer

(a) Electrochemical impedance spectroscopy plots of Li–S cells with and without MCP, (b) cyclic voltammogram scans, (c) discharge/charge profiles at various cycles, (d) rate capability up to 3C and (e) cycle life and Coulombic efficiency of the cell with MCP at 1C and 2C for long cycles.