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This research aims to improve the performance of lithium-sulfur batteries by addressing the challenges of lithium polysulfide shuttling and redox kinetics.

February 19, 2026Chemical Communications1 citations

Amorphization and Defect Engineering of Nb₂O₅ within a Graphitic Nanocage Array for Catalytic Polysulfide Conversion in Lithium-Sulfur Batteries

YGYifan Gao HWHao Wang DYDong Yang

Key Points

This research aims to improve the performance of lithium-sulfur batteries by addressing the challenges of lithium polysulfide shuttling and redox kinetics.
Designed an amorphous, oxygen-deficient Nb₂O₅ within a mesoporous graphitic framework.
Conducted catalytic tests to assess polysulfide conversion efficiency.
Analyzed the effects of defect engineering on redox kinetics.
Demonstrated enhanced catalytic activity due to the unique structure of Nb₂O₅.
Showed improved redox kinetics leading to better battery efficiency.
Confirmed successful reduction of lithium polysulfide shuttling.

Abstract

Lithium-sulfur batteries (LSBs) are limited by lithium polysulfides (LiPS) shuttling and sluggish redox kinetics. To address this challenge, we design an amorphous, oxygen-deficient Nb₂O₅ embedded in a mesoporous graphitic framework...

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Cite This Study

Gao et al. (2026) studied this question.

synapsesocial.com/papers/6996a8efecb39a600b3f0363 https://doi.org/10.1039/d6cc00403b

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February 19, 2026Chemical Communications1 citations

Amorphization and Defect Engineering of Nb₂O₅ within a Graphitic Nanocage Array for Catalytic Polysulfide Conversion in Lithium-Sulfur Batteries

YGYifan Gao HWHao Wang DYDong Yang

Key Points

This research aims to improve the performance of lithium-sulfur batteries by addressing the challenges of lithium polysulfide shuttling and redox kinetics.
Designed an amorphous, oxygen-deficient Nb₂O₅ within a mesoporous graphitic framework.
Conducted catalytic tests to assess polysulfide conversion efficiency.
Analyzed the effects of defect engineering on redox kinetics.
Demonstrated enhanced catalytic activity due to the unique structure of Nb₂O₅.
Showed improved redox kinetics leading to better battery efficiency.
Confirmed successful reduction of lithium polysulfide shuttling.

Abstract

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Cite This Study

Gao et al. (2026) studied this question.

synapsesocial.com/papers/6996a8efecb39a600b3f0363 https://doi.org/10.1039/d6cc00403b

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