Discharge capacities and discharge–charge profiles of Li-S cell. (a) Discharge capacities and (b) discharge–charge profiles at the various current rates. Filled blue squares in (a) represent the discharge capacities of sulfur/carbon black nano-composite made by ball milling for comparison.
Shin et al. Nanoscale Research Letters 2013 8:343 doi:10.1186/1556-276X-8-343