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January 23, 2026Energy & Environmental Science2 citations

Lattice-Coherent Epitaxial Surface Engineering in Highly Stable Co-Free Ultrahigh-Ni Cathodes

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FGFuqiren GuoSichuan UniversityLYLiangchi YangSichuan UniversitySZShuli ZhengSichuan University

Key Points

  • This research aims to address surface-induced degradation in Co-free ultrahigh-Ni cathodes to extend their cycle lifespan.
  • Investigated lattice-coherent epitaxial growth techniques.
  • Analyzed surface stability of Co-free ultrahigh-Ni materials.
  • Assessed structural integrity following cycling tests.
  • Demonstrated reduced surface degradation in engineered samples.
  • Enhanced cycle lifespan reported compared to standard cathodes.
  • Stability improvements indicate potential for better battery performance.

Abstract

Mitigating surface-initiated structural degradation that propagates inward and depletes all active particles is critical to improving the cycle lifespan of Co-free ultrahigh-Ni NMAs (LiNi 1-x-y Mn x Al y O...

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Cite This Study

Guo et al. (2026) studied this question.

synapsesocial.com/papers/69730fe2c8125b09b0d1f98ahttps://doi.org/10.1039/d5ee07209c
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