Green-Synthesized Graphene for Supercapacitors—Modern Perspectives

Graphene is a unique nanocarbon nanostructure, which has been frequently used to form nanocomposites. Green-synthesized graphene focused due environmentally friendly requirements in recent technological sectors. A very important application of green-synthesized graphene-based nanocomposite observed energy storage devices. This state-of-the-art review highlights design, features, and advanced functions polymer/green-synthesized nanocomposites their utility supercapacitor components. Green graphene-derived brought about numerous revolutions high-performance supercapacitors. The structural diversity conjugated polymer green facilitated the charge transportation/storage capacity, specific capacitance, capacitance retention, cyclability, durability electrodes. Moreover, method, functionality, dispersion, matrix–nanofiller interactions have affected supercapacitance properties performance. Future research on innovative may overcome design/performance-related challenging factors for technical usages.