▎ 摘　　要

NOVELTY - Modified electrode comprises titanium mesh as base electrode, and ruthenium-ruthenium oxide/polypyrrole/graphene oxide nanomaterials attached to the titanium mesh. USE - Modified electrode used in super capacitor and in field of energy storage devices. ADVANTAGE - The method increases the specific surface area and conductivity of ruthenium dioxide particles, improves the rate performance and cycle life of the composite electrode material in the aqueous electrolyte. The electrode exhibits good electrochemical energy storage performance i.e. high specific capacitance, and has potential application prospects. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: preparing the modified electrode; use of the modified electrode in supercapacitor.