Electron Paramagnetic Resonance and Solid-State NMR Study of Cation Distribution in LiGayCo1-yO2and Effects on the Electrochemical Oxidation

2003 ◽  
Vol 107 (18) ◽  
pp. 4290-4295 ◽  
Author(s):  
Ekaterina Zhecheva ◽  
Radostina Stoyanova ◽  
Ricardo Alcántara ◽  
José L. Tirado
Keyword(s):  
Electron Paramagnetic Resonance ◽  
Solid State ◽  
Electrochemical Oxidation ◽  
Cation Distribution ◽  
Solid State Nmr ◽  
Paramagnetic Resonance ◽  
Nmr Study ◽  
Electron Paramagnetic

Anionic redox reactions and structural degradation in a cation-disordered rock-salt Li1.2Ti0.4Mn0.4O2 cathode material revealed by solid-state NMR and EPR

2020 ◽  
Vol 8 (32) ◽  
pp. 16515-16526 ◽  
Author(s):  
Fushan Geng ◽  
Bei Hu ◽  
Chao Li ◽  
Chong Zhao ◽  
Olivier Lafon ◽  
...  
Keyword(s):  
Electron Paramagnetic Resonance ◽  
Solid State ◽  
Rock Salt ◽  
Epr Spectroscopy ◽  
Solid State Nmr ◽  
Redox Reactions ◽  
Degradation Mechanism ◽  
Structural Degradation ◽  
Paramagnetic Resonance ◽  
Electron Paramagnetic

The cation-disordered rock-salt Li1.2Ti0.4Mn0.4O2 is studied by solid-state NMR and electron paramagnetic resonance (EPR) spectroscopy during the first cycle. The anionic redox and structural degradation mechanism are discussed.

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