journal article·2024-08Open access

Surface Pinning of Mn by Oxidation State Control for the Synthesis of Cobalt‐Free, Ni‐Rich, Core/Shell Structured Cathode Materials (Small 31/2024)

JinHa Shim, Ye Jin Kim, Jin Ho Bang

Small· Volume 20· Issue 31

Abstract

Cathode Materials Calcination of Ni-rich core/Mn-rich shell precursors with a pre-oxidized Mn component demonstrably suppresses Mn interdiffusion. This preservation of the core/shell architecture minimizes surface Ni content, thereby enhancing interfacial stability. Consequently, the core/shell design significantly mitigates surface-induced side reactions and cross-talk effects, leading to reduced growth of interfacial impedance during battery operation. In article number 2400518, Jin Ho Bang and co-workers.
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Research context

OpenAlex topics: Supercapacitor Materials and Fabrication · Nanomaterials for catalytic reactions · Catalytic Processes in Materials Science

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Affiliations

Department of Applied Chemistry Center for Bionano Intelligence Education and Research Hanyang University ERICA Ansan Gyeonggi‐do 15588 Republic of Korea

Department of Chemical and Molecular Engineering Hanyang University ERICA Ansan Gyeonggi‐do 15588 Republic of Korea

References

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