Tuning Electrochemical Properties of Tungsten Oxides Nanoplates via Sn Doping and Mixed-Phase Formation for Superior Quasi-Solid-State Asymmetric Supercapacitor

Key Points

• This research aims to enhance the electrochemical performance of tungsten oxide nanoplates through Sn doping and mixed-phase formation.
• Synthesis of tungsten oxide nanoplates with varying levels of Sn doping
• Evaluation of electrochemical performance using cyclic voltammetry and galvanostatic charge-discharge tests
• Analysis of structural characteristics through X-ray diffraction and scanning electron microscopy
• Doped tungsten oxides exhibit higher electrical conductivity compared to undoped samples
• Mixed-phase formation significantly enhances ion diffusion rates
• Supercapacitors utilizing optimized tungsten oxide show improved energy and power density.

Abstract