Influence of magnetic ordering and Jahn–Teller distortion on the lithiation process of LiMn2O4

2017 ◽  
Vol 19 (9) ◽  
pp. 6481-6486 ◽  
Author(s):  
Wei-Wei Liu ◽  
Da Wang ◽  
Zhifan Wang ◽  
Jianguo Deng ◽  
Woon-Ming Lau ◽  
...  

We performed extensive first-principles studies on the magnetic ordering and Jahn–Teller (JT) distortion of spinel LiMn2O4, a promising candidate for cathode materials in Li-ion batteries.

2020 ◽  
Vol 3 (6) ◽  
pp. 5728-5733 ◽  
Author(s):  
Angelo Mullaliu ◽  
Mattia Gaboardi ◽  
Jasper Rikkert Plaisier ◽  
Stefano Passerini ◽  
Marco Giorgetti

2012 ◽  
Vol 21 (10) ◽  
pp. 107501 ◽  
Author(s):  
Jin-Ling Jin ◽  
Xiang-Qun Zhang ◽  
Guo-Ke Li ◽  
Zhao-Hua Cheng

2006 ◽  
Vol 158 (2) ◽  
pp. 1394-1400 ◽  
Author(s):  
Zu-Fei Huang ◽  
Xing Meng ◽  
Chun-Zhong Wang ◽  
Yuan Sun ◽  
Gang Chen

Nanoscale ◽  
2020 ◽  
Vol 12 (27) ◽  
pp. 14847-14852 ◽  
Author(s):  
Jing Shang ◽  
Chun Li ◽  
Xiao Tang ◽  
Aijun Du ◽  
Ting Liao ◽  
...  

Insertion of Li can covert Fe2O3 layer as a multiferroics due to the Jahn–Teller distortion and d orbital splitting, which is promising for advanced device applications.


2011 ◽  
Vol 83 (24) ◽  
Author(s):  
F.-K. Chiang ◽  
M.-W. Chu ◽  
F. C. Chou ◽  
H. T. Jeng ◽  
H. S. Sheu ◽  
...  

2015 ◽  
Vol 29 (24) ◽  
pp. 1550136
Author(s):  
Shuying Zhong ◽  
Xueling Lei ◽  
Lang Zhou

Atomic and electronic structures of monovacancy (V1), divacancy (V2) and ring hexavacancy (V6) in crystalline silicon are studied using first-principles calculations in periodic supercells. Our results show that the V6 defect is the most stable among V1, V2 and V6 defects, and the V2-RB structure is a little more stable than the V2-LP structure due to lower vacancy formation energy. Furthermore, it is found that both V1 and V2 undergo the Jahn–Teller (JT) distortion while V6 does not. As a result, V1 and V2 have deep levels in the gap which mainly come from the neighboring atoms to vacancy. V6 has tailing bands in the gap, and so has a more stable electronic structure than V1 and V2. In addition, the JT distortion also reflects in the band decomposed charge density and the difference charge density.


2015 ◽  
Vol 117 (9) ◽  
pp. 093903 ◽  
Author(s):  
Ruchika Yadav ◽  
Harikrishnan S. Nair ◽  
Amit Kumar ◽  
Shilpa Adiga ◽  
H. L. Bhat ◽  
...  

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