Related Experiment Video
Updated: Mar 30, 2026
10:15
Solar-Driven Electrochemical Green Fuel Production from CO2 and Water Using Ti3C2Tx MXene-Supported CuZn and NiCo Catalysts
Published on: November 7, 2025
1.3K
Selenide-Based Electrocatalysts and Scaffolds for Water Oxidation Applications
Chuan Xia1, Qiu Jiang1, Chao Zhao1
1Materials Science and Engineering, King Abdullah University of Science and Technology (KAUST), Thuwal, 23955-6900, Saudi Arabia.
Advanced Materials (Deerfield Beach, Fla.)
|November 6, 2015
Summary
New selenide-based electrocatalysts on carbon cloth show promise for water oxidation. These materials achieve high current density and low overpotential, indicating potential as advanced oxygen evolution reaction catalysts.
Area of Science:
- Materials Science
- Electrochemistry
- Catalysis
Background:
- Water oxidation is crucial for energy conversion technologies.
- Developing efficient electrocatalysts is key to improving water oxidation performance.
- Carbon-based scaffolds offer robust platforms for catalyst immobilization.
Purpose of the Study:
- To fabricate and evaluate selenide-based electrocatalysts supported on carbon cloth for water oxidation.
- To assess the catalytic activity and efficiency of the fabricated materials.
Main Methods:
- Fabrication of selenide-based electrocatalysts on carbon cloth scaffolds.
- Electrochemical characterization of the materials using techniques like cyclic voltammetry and chronoamperometry.
- Evaluation of oxygen evolution reaction (OER) performance, including current density and overpotential.
Main Results:
- Successful fabrication of selenide-based electrocatalysts and scaffolds on carbon cloth.
- Achieved a maximum current density of 97.5 mA cm(-2) at an overpotential of 300 mV.
- Obtained a small Tafel slope of 77 mV dec(-1), indicating efficient catalytic activity.
Conclusions:
- The fabricated selenide-based electrocatalysts on carbon cloth demonstrate excellent performance for water oxidation.
- These materials show significant potential as advanced electrocatalysts for the oxygen evolution reaction.
- The study highlights the efficacy of combining selenide materials with carbon cloth scaffolds for enhanced electrocatalytic applications.
