A highly conductive carbon-sulfur film with interconnected mesopores as an advanced cathode for lithium-sulfur batteries

A highly conductive graphene sheet-mesoporous carbon (MC) sphere/active sulfur (GMC-S) film, with MC-sulfur spheres as active islands'' and graphene sheets as trapping nets'', exhibits good cycling stability (500 cycles, with a capacity retention of 85%) with a high specific capacity of 1322 mA h g(-1) at 0.1C.