Hybrid materialsMetal oxide-graphene nanocompositesChalcogenides-graphene nanocompositesMXene-graphenePolymer-graphene hybridCarbides-graphene nanocompositesNICKEL-COBALT SULFIDEHIGH-PERFORMANCEFACILE SYNTHESISENERGY-STORAGEASYMMETRIC SUPERCAPACITORSCARBON NANOTUBESDOPED GRAPHENEFOAMCAPACITANCENANOSHEETS