Unraveling transition-metal-mediated stability of spinel oxide via in situ neutron scattering

Y Chen, K An - Journal of Energy Chemistry, 2022 - Elsevier
The energy materials performance is intrinsically determined by structures from the average
lattice structure to the atom arrangement, valence, and distribution of the containing …

Impact of High Valence State Cation Ti/Ta Surface Doping on the Stabilization of Spinel LiNi0.5Mn1.5O4 Cathode Materials: A Systematic Density Functional Theory …

Y Chen, L Ben, B Chen, W Zhao… - Advanced Materials …, 2018 - Wiley Online Library
Surface modification of a high‐voltage spinel LiNi0. 5Mn1. 5O4 cathode is a common
method to improve its cycling performance for next generation lithium‐ion batteries, but the …

Unraveling structural evolution of LiNi 0.5 Mn 1.5 O 4 by in situ neutron diffraction

L Cai, Z Liu, K An, C Liang - Journal of Materials Chemistry A, 2013 - pubs.rsc.org
The electrochemical properties of the spinel LiNi0. 5Mn1. 5O4 cathode material are
influenced by the synthesis processes, which determines the impurity phase and the …

Identifying Element-Modulated Reactivity and Stability of the High-Voltage Spinel Cathode Materials via In Situ Time-Resolved X-Ray Diffraction

Y Luo, Y Wang, L Li, Y Du, L Yan, T Yang… - … Applied Materials & …, 2021 - ACS Publications
Designing and identifying a dopant-involved material is quite significant, especially for
battery science. LiNi0. 5Mn1. 5O4, being one of the most appealing candidates for high …

Insight into the cation migration and surface structural evolution of spinel LiNi0. 5Mn1. 5O4 cathode material for lithium-ion batteries

F Kong, G Zhang, D Wu, F Sun, S Tao, S Chu… - Chemical Engineering …, 2023 - Elsevier
Abstract High-voltage spinel LiNi 0.5 Mn 1.5 O 4 (LNMO) is considered to be a promising
cathode material for electric vehicles (EV) and hybrid electric vehicles (HEVs). Nevertheless …

In situ synchrotron radiation diffraction study of the Li+ de/intercalation behavior in spinel LiNi0. 5Mn1. 5O4-δ

S Wang, W Hua, S Zhou, X He, L Liu - Chemical Engineering Journal, 2020 - Elsevier
The oxygen vacancies are usually beneficial to Li-ion transport in high-voltage spinel LiNi
0.5 Mn 1.5 O 4 (LNMO) cathode material, but the influence of the oxygen deficiencies in the …

Suppressed phase separation in spinel LiNi0. 5Mn1. 5O4 cathode via interstitial sites modulation

Y Han, YS Jiang, Y Xia, L Deng, LF Que, FD Yu… - Nano Energy, 2022 - Elsevier
Abstract Spinel LiNi 0.5 Mn 1.5 O 4 (LNMO) is widely utilized because of its high-energy-
density and high-voltage. Unfortunately, there is still much research to be done for LNMO …

Regulation of morphology evolution and Mn dissolution for ultra-long cycled spinel LiMn2O4 cathode materials by B-doping

Y Tao, Q Liu, Y Guo, M Xiang, X Liu, W Bai, J Guo… - Journal of Power …, 2022 - Elsevier
Electrochemical properties of spinel LiMn 2 O 4 cathode material have been always suffered
from Mn dissolution and Jahn-Teller distortion. Herein, various Ni/B dual-doped LiNi 0.08 B …

Enhanced Li+ ion transport in LiNi 0.5 Mn 1.5 O 4 through control of site disorder

J Zheng, J Xiao, X Yu, L Kovarik, M Gu… - Physical chemistry …, 2012 - pubs.rsc.org
High voltage spinel LiNi0. 5Mn1. 5O4 is a very promising cathode material for lithium ion
batteries that can be used to power hybrid electrical vehicles (HEVs). Through careful …

Influence of Transition-Metal Order on the Reaction Mechanism of LNMO Cathode Spinel: An Operando X-ray Absorption Spectroscopy Study

M Fehse, N Etxebarria, L Otaegui, M Cabello… - Chemistry of …, 2022 - ACS Publications
An operando dual-edge X-ray absorption spectroscopy on both transition-metal ordered and
disordered LiNi0. 5Mn1. 5O4 during electrochemical delithiation and lithiation was carried …