What question did this study set out to answer?

This research aims to enhance the initial Coulombic efficiency of cobalt-free lithium-rich layered oxides.

January 14, 2026

Boosting Initial Coulombic Efficiency in Cobalt-Free Li-Rich Layered Oxides via Facile Gas-Solid Interface Modification

YYYuting YanSichuan University WLWei LiuShanghai Jiao Tong University HWHailong WangSichuan University

Key Points

This research aims to enhance the initial Coulombic efficiency of cobalt-free lithium-rich layered oxides.
Modification of gas-solid interface to optimize cathode performance.
Evaluation of energy density and stability of layered oxide structures.
Improved initial Coulombic efficiency in modified cobalt-free lithium-rich layered oxides.
Enhanced energy density compared to unmodified materials.

Abstract

Cobalt-free lithium-rich layered oxides cathode materials (Co-free LRLOs), while offering advantages such as high energy density and environmental friendliness, are constrained by challenges including unstable anionic redox, irreversible oxygen release,...

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