scholarly journals Eliminating Transition Metal Migration and Anionic Redox to Understand Voltage Hysteresis of Lithium‐Rich Layered Oxides

2020 ◽  
Vol 10 (8) ◽  
pp. 1903634 ◽  
Author(s):  
Miao Han ◽  
Junyu Jiao ◽  
Zepeng Liu ◽  
Xi Shen ◽  
Qinghua Zhang ◽  
...  
Keyword(s):  
Transition Metal ◽  
Layered Oxides ◽  
Voltage Hysteresis ◽  
Metal Migration

A new lithium diffusion model in layered oxides based on asymmetric but reversible transition metal migration

2020 ◽  
Vol 13 (4) ◽  
pp. 1269-1278 ◽  
Author(s):  
Kyojin Ku ◽  
Byunghoon Kim ◽  
Sung-Kyun Jung ◽  
Yue Gong ◽  
Donggun Eum ◽  
...  
Keyword(s):  
Transition Metal ◽  
Diffusion Model ◽  
Layered Oxides ◽  
Layered Oxide ◽  
Reversible Transition ◽  
Lithium Diffusion ◽  
Metal Migration

We propose a new lithium diffusion model involving coupled lithium and transition metal migration, peculiarly occurring in a lithium-rich layered oxide.

On the dynamics of transition metal migration and its impact on the performance of layered oxides for sodium-ion batteries: NaFeO2 as a case study

2018 ◽  
Vol 6 (31) ◽  
pp. 15132-15146 ◽  
Author(s):  
Begoña Silván ◽  
Elena Gonzalo ◽  
Lisa Djuandhi ◽  
Neeraj Sharma ◽  
François Fauth ◽  
...  
Keyword(s):  
Transition Metal ◽  
Sodium Ion ◽  
Sodium Ion Batteries ◽  
Layered Oxides ◽  
Metal Migration

Reversibility of transition metal migration in layered oxides as cathodes for sodium ion batteries at the expense of polarization increase.

scholarly journals Counter‐Intuitive Structural Instability Aroused by Transition Metal Migration in Polyanionic Sodium Ion Host

2020 ◽  
pp. 2003256
Author(s):  
Rui Liu ◽  
Shiyao Zheng ◽  
Yifei Yuan ◽  
Pengfei Yu ◽  
Ziteng Liang ◽  
...  
Keyword(s):  
Transition Metal ◽  
Structural Instability ◽  
Sodium Ion ◽  
Metal Migration

PO43− polyanion-doping for stabilizing Li-rich layered oxides as cathode materials for advanced lithium-ion batteries

2014 ◽  
Vol 2 (20) ◽  
pp. 7454-7460 ◽  
Author(s):  
H. Z. Zhang ◽  
Q. Q. Qiao ◽  
G. R. Li ◽  
X. P. Gao
Keyword(s):  
Energy Density ◽  
Transition Metal ◽  
Lithium Ion Batteries ◽  
Cathode Materials ◽  
Lithium Ion ◽  
Metal Cations ◽  
Layered Oxides ◽  
Transition Metal Cations

PO43− polyanion-doped Li-rich layered oxides offer excellent energy density retention during long cycling due to the stronger anion bonding of PO43− polyanions to transition metal cations.

Mechanistic Insight into the High Voltage Stability of Fe-Rich Transition Metal Layered Oxides As the Positive Electrode of Na-Ion Batteries

2020 ◽  
Vol MA2020-02 (1) ◽  
pp. 101-101
Author(s):  
Damien Saurel ◽  
Begoña Silván ◽  
Elena Candida Gonzalo ◽  
Jian Xiang Lian ◽  
Javier Carrasco
Keyword(s):  
Transition Metal ◽  
High Voltage ◽  
Voltage Stability ◽  
Positive Electrode ◽  
Layered Oxides ◽  
Mechanistic Insight ◽  
Insight Into
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