Fast Oxygen Redox Kinetics Induced by CoO6 Octahedron With π‐Interaction in P2‐Type Sodium Oxides

X Cai, N Wang, L Liang, XL Li, R Zhang… - Advanced Functional …, 2024 - Wiley Online Library
Enhancing the kinetics of lattice oxygen redox (LOR) in P2‐type layered sodium oxide
cathodes is crucial for the advancement of sodium‐ion batteries (SIBs) with superior energy …

A pre-fatigue training strategy to stabilize LiCoO 2 at high voltage

S Qi, Y Guan, J Wang, R **a, L Zhang, J Li… - Energy & …, 2024 - pubs.rsc.org
Layered cathodes are among the most promising cathodes for high-energy-density Li-ion
batteries, yet hindered by the structural degradation from both bulk strain and surface …

Formulating Local Environment of Oxygen Mitigates Voltage Hysteresis in Li‐Rich Materials

M Zhang, L Qiu, W Hua, Y Song, Y Deng… - Advanced …, 2024 - Wiley Online Library
Li‐rich cathode materials have emerged as one of the most prospective options for Li‐ion
batteries owing to their remarkable energy density (> 900 Wh kg− 1). However, voltage …

Substantial oxygen loss and chemical expansion in lithium-rich layered oxides at moderate delithiation

PM Csernica, K McColl, GM Busse, K Lim, DF Rivera… - Nature Materials, 2024 - nature.com
Delithiation of layered oxide electrodes triggers irreversible oxygen loss, one of the primary
degradation modes in lithium-ion batteries. However, the delithiation-dependent …

Gas Evolution in Li‐Ion Rechargeable Batteries: A Review on Operando Sensing Technologies, Gassing Mechanisms, and Emerging Trends

T Zheng, M Muneeswara, H Bao, J Huang… - …, 2024 - Wiley Online Library
Gas evolution is fundamentally problematic in rechargeable batteries, and may lead to
swelling, smoking, and device‐level failure. In laboratories, monitoring gas evolution can …

Optimizing Oxygen Redox Activity by Local Chemical Disorder toward Robust Co‐Free Li‐Rich Cathode with High Voltage Stability

H Zheng, M Fan, C Zhang, W He, G Gao… - Advanced …, 2024 - Wiley Online Library
Despite extensive investigation on the lattice oxygen redox (LOR) in Li‐rich cathodes,
significant challenges remain in utilizing LOR activity without compromising structural and …