High-entropy oxides as efficient bidirectional sulfur catalysts for low-temperature lithium–sulfur batteries

Huimin Wang; Naveed Ahmad; Cheng Ma; Duan Bin; Hongbin Lu; Wenming Qiao; Jitong Wang; LiCheng LING

doi:10.1039/d5cc06780d

January 1, 2026Chemical Communications

High-entropy oxides as efficient bidirectional sulfur catalysts for low-temperature lithium–sulfur batteries

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Key Points

The study aims to develop a catalyst that can efficiently convert lithium polysulfides and reduce the shuttle effect in lithium–sulfur batteries.
Developed a high-entropy oxide catalyst on reduced graphene oxide.
Evaluated the catalyst's performance in lithium polysulfide conversion.
Assessed the suppression of the shuttle effect during battery cycling.
The high-entropy oxide catalyst showed enhanced conversion rates for lithium polysulfides.
Significantly reduced shuttle effect was observed compared to conventional catalysts.

Implication

This work demonstrates an innovative catalyst enhancing lithium polysulfide conversion in low-temperature batteries, suggesting improved performance.

Abstract

In this work, a high-entropy oxide catalyst uniformly anchored on reduced graphene oxide is developed with diverse active sites to promote lithium polysulfide conversion and suppress the shuttle effect.

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Cite This Study

Wang et al. (2026) studied this question.

synapsesocial.com/papers/696c79cde45ebfc9113cd5a5 https://doi.org/10.1039/d5cc06780d

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High-entropy oxides as efficient bidirectional sulfur catalysts for low-temperature lithium–sulfur batteries

Key Points

Implication

Abstract

Discussion

Cite This Study

High-entropy oxides as efficient bidirectional sulfur catalysts for low-temperature lithium–sulfur batteries

Key Points

Implication

Abstract

Discussion

Cite This Study

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