Microwave-assisted synthesis of cobalt sulphide nanoparticle clusters on activated graphene foam for electrochemical supercapacitors

Microwave-assisted synthesis of cobalt sulphide (Co 9 S 8 ) nanoparticles clusters on activated graphene foam (AGF) with high specific capacitance of 1150 F g −1 at a scan rate of 5 mV s −1 as an electrode (Co 9 S 8 /AGF) for electrochemical supercapacitor applications.