Atomic-scale Mapping of Dissolution/Deposition Pathways in MnO ₂ Polymorphs for Aqueous Zn-MnO ₂ Batteries

Chunyu Zhao; Teng Ma; Ruqian Lian; Hong‐Guang Piao; Jing Xu; Mengqi Wu; Yizhan Wang; Yingjin Wei

doi:10.1039/d6ta00989a

January 1, 2026Journal of Materials Chemistry A

Atomic-scale Mapping of Dissolution/Deposition Pathways in MnO ₂ Polymorphs for Aqueous Zn-MnO ₂ Batteries

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Key Points

This research aims to uncover the microscopic mechanisms behind the dissolution-deposition behavior of MnO2 in aqueous Zn-MnO2 batteries.
Performed atomic-scale mapping using first-principles simulations.
Analyzed various MnO2 polymorphs to investigate their effects on battery performance.
Explored the interaction of dissolution-deposition pathways with other energy storage mechanisms.
Identified specific dissolution and deposition pathways that enhance the reversibility of MnO2.
Demonstrated unique interactions between MnO2 polymorphs and aqueous environments that influence performance.
Provided insights into optimizing cathode materials for improved battery efficiency.

Implication

Investigates dissolution and deposition pathways in Mno2 for aqueous Zn-Mno2 batteries, suggesting crucial insights for energy storage improvement.

Abstract

Achieving fast and reversible dissolution-deposition in MnO 2 is crucial to advancing aqueous Zn-MnO 2 batteries, yet its microscopic origin and interplay with other storage pathways remain unresolved. Herein, we perform first-principles...

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Cite This Study

Zhao et al. (2026) studied this question.

synapsesocial.com/papers/6a080a41a487c87a6a40c2d6 https://doi.org/10.1039/d6ta00989a

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Atomic-scale Mapping of Dissolution/Deposition Pathways in MnO ₂ Polymorphs for Aqueous Zn-MnO ₂ Batteries

Key Points

Implication

Abstract

Discussion

Cite This Study

Atomic-scale Mapping of Dissolution/Deposition Pathways in MnO ₂ Polymorphs for Aqueous Zn-MnO ₂ Batteries

Key Points

Implication

Abstract

Discussion

Cite This Study

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