What does this research mean for the field?

Modulating the Se/S ratio in In2SenS3-n monolayers tailors their ferroelectric polarization, which significantly enhances polysulfide electrocatalysis for lithium-sulfur batteries. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The research aims to explore how adjusting the Se/S ratio in In2SenS3-n monolayers can influence ferroelectric polarization and improve sulfur redox kinetics.

April 1, 2026

Tailoring Ferroelectric Polarization in In2SenS3-n Monolayers via Se/S Ratio Modulation to Boost Polysulfide Electrocatalysis

HDHaoyun DouYunnan Normal University XXXuanpan XuFujian Normal University RARawaid AliYunnan Normal University

Key Points

The research aims to explore how adjusting the Se/S ratio in In2SenS3-n monolayers can influence ferroelectric polarization and improve sulfur redox kinetics.
Utilized first-principles calculations to analyze atomic-scale configurations.
Examined the relationship between Se/S ratio and ferroelectric properties.
Evaluated electrocatalytic performance under different Se/S modulations.
Identified optimal Se/S ratios that significantly enhance ferroelectric polarization.
Showed reduced polysulfide shuttle effect in tailored monolayers.
Improved sulfur redox kinetics linked to the optimized Se/S configuration.

Abstract

The commercialization of lithium-sulfur (Li-S) batteries is hindered by the polysulfide shuttle effect and slow sulfur redox kinetics. This study employs first-principles calculations to investigate the atomic-scale tuning of the...

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Cite This Study

Dou et al. (Thu,) studied this question.

synapsesocial.com/papers/69cd7a1b5652765b073a6e96 https://doi.org/https://doi.org/10.1039/d6cp00217j

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