Oxygen loss in layered oxide cathodes for Li-ion batteries: mechanisms, effects, and mitigation

H Zhang, H Liu, LFJ Piper, MS Whittingham… - Chemical …, 2022 - ACS Publications
Layered lithium transition metal oxides derived from LiMO2 (M= Co, Ni, Mn, etc.) have been
widely adopted as the cathodes of Li-ion batteries for portable electronics, electric vehicles …

Lattice oxygen redox chemistry in solid-state electrocatalysts for water oxidation

N Zhang, Y Chai - Energy & Environmental Science, 2021 - pubs.rsc.org
Fundamental understanding of oxygen evolution reaction (OER) is of vital importance as it
dominates the overall efficiency of water electrolysis–a compelling technique for sustainable …

Activating Lattice Oxygen in Spinel ZnCo2O4 through Filling Oxygen Vacancies with Fluorine for Electrocatalytic Oxygen Evolution

K Xiao, Y Wang, P Wu, L Hou… - Angewandte Chemie …, 2023 - Wiley Online Library
The development of productive catalysts for the oxygen evolution reaction (OER) remains a
major challenge requiring significant progress in both mechanism and material design …

A Li-rich layered oxide cathode with negligible voltage decay

D Luo, H Zhu, Y Xia, Z Yin, Y Qin, T Li, Q Zhang, L Gu… - Nature Energy, 2023 - nature.com
With high capacity at low cost, Li-and Mn-rich (LMR) layered oxides are a promising class of
cathodes for next-generation Li-ion batteries. However, substantial voltage decay during …

Improving the oxygen redox reversibility of Li-rich battery cathode materials via Coulombic repulsive interactions strategy

Q Li, D Ning, D Wong, K An, Y Tang, D Zhou… - Nature …, 2022 - nature.com
The oxygen redox reaction in lithium-rich layered oxide battery cathode materials generates
extra capacity at high cell voltages (ie,> 4.5 V). However, the irreversible oxygen release …

Lithium–oxygen batteries and related systems: potential, status, and future

WJ Kwak, Rosy, D Sharon, C Xia, H Kim… - Chemical …, 2020 - ACS Publications
The goal of limiting global warming to 1.5° C requires a drastic reduction in CO2 emissions
across many sectors of the world economy. Batteries are vital to this endeavor, whether used …

Decoupling the roles of Ni and Co in anionic redox activity of Li-rich NMC cathodes

B Li, Z Zhuo, L Zhang, A Iadecola, X Gao, J Guo… - Nature Materials, 2023 - nature.com
Abstract Li [Li x Ni y Mn z Co1− x− y− z] O2 (lithium-rich NMCs) are benchmark cathode
materials receiving considerable attention due to the abnormally high capacities resulting …

Li-rich cathodes for rechargeable Li-based batteries: reaction mechanisms and advanced characterization techniques

W Zuo, M Luo, X Liu, J Wu, H Liu, J Li… - Energy & …, 2020 - pubs.rsc.org
Due to their high specific capacities beyond 250 mA hg− 1, lithium-rich oxides have been
considered as promising cathodes for the next generation power batteries, bridging the …

The role of O2 in O-redox cathodes for Li-ion batteries

RA House, JJ Marie, MA Pérez-Osorio, GJ Rees… - Nature Energy, 2021 - nature.com
The energy density of Li-ion batteries can be improved by storing charge at high voltages
through the oxidation of oxide ions in the cathode material. However, oxidation of O2 …

Superstructure control of first-cycle voltage hysteresis in oxygen-redox cathodes

RA House, U Maitra, MA Pérez-Osorio, JG Lozano… - Nature, 2020 - nature.com
In conventional intercalation cathodes, alkali metal ions can move in and out of a layered
material with the charge being compensated for by reversible reduction and oxidation of the …