Metal/Metal Oxide Nanoparticles-Composited Porous Carbon for High-Performance Supercapacitors

Over the past decade, as a new type of electrochemical energy storage device, supercapacitors with the advantages of high power density and long cyclic stability have received extensive academic and industrial attention. Recently, metal and metal oxide nanoparticles-composited porous carbon as the electrode materials have been developed for high-performance supercapacitors. This article reviews the latest progress in supercapacitors in key performance parameters of the specific capacitance and cyclic stability related to the electrode materials of porous carbon composited with nickel, iron, cobalt, titanium, vanadium, ruthenium, copper, zinc, manganese metals and their oxides. Finally, the prospects and challenges in the design, preparation and structure optimization of metal and metal oxide-based porous carbon electrode materials to enhance the performance of energy storage for supercapacitors are also discussed.

Automated summary

Supercapacitors have gained significant attention for their high power density and long cyclic stability in the past decade, with recent focus on metal and metal oxide nanoparticles-composited porous carbon as electrode materials. Research efforts have been directed towards improving key performance parameters such as specific capacitance and cyclic stability by utilizing various metals and their oxides composited with porous carbon. Discussions on the prospects and challenges in enhancing energy storage performance for supercapacitors through design, preparation, and structure optimization of metal and metal oxide-based porous carbon electrode materials are also presented.