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Synthesis of Terpolymers at Mild Temperatures Using Dynamic Sulfur Bonds in PolyS-Divinylbenzene
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Polysulfide Catalytic Materials for Fast-Kinetic Metal-Sulfur Batteries: Principles and Active Centers
Menghao Cheng1, Rui Yan1, Zhao Yang2
1College of Polymer Science and Engineering, State Key Laboratory of Polymer Materials Engineering, Sichuan University, Chengdu, 610065, China.
Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|November 12, 2021
Summary
Metal-sulfur batteries offer high energy density but suffer from polysulfide shuttle effects. This review details catalytic materials designed to improve reaction kinetics and enable practical metal-sulfur battery applications.
Area of Science:
- Materials Science
- Electrochemistry
- Energy Storage
Background:
- Metal-sulfur (M-S) batteries are attractive for energy storage due to their low cost and high energy densities.
- Practical application of M-S batteries is hindered by the polysulfide shuttle effect and slow redox kinetics.
Purpose of the Study:
- To systematically review recent advances in designing electrocatalytic materials for M-S batteries.
- To highlight strategies for mitigating the shuttle effect and enhancing polysulfide conversion kinetics.
Main Methods:
- Comprehensive review of current literature on polysulfide catalytic materials.
- Detailed presentation of chemistries and mechanisms for catalytic polysulfide conversion.
- Discussion of rational design principles for catalytic polymers, frameworks, and carbon-based active sites.
Main Results:
- Recent breakthroughs in designing polysulfide catalytic materials are highlighted.
- The role of computational methods in advancing active center design is emphasized.
- Effective strategies for accelerating polysulfide reaction kinetics are discussed.
Conclusions:
- Engineered polysulfide catalysts offer a cutting-edge understanding for M-S battery optimization.
- Provides experimental and theoretical guidance for improving future M-S batteries and related systems.
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