Structure and electrochemical behavior of ionic liquid analogue based on choline chloride and urea

2012 ◽  
Vol 65 ◽  
pp. 30-36 ◽  
Author(s):  
Duyuan Yue ◽  
Yongzhong Jia ◽  
Ying Yao ◽  
Jinhe Sun ◽  
Yan Jing
RSC Advances ◽  
2017 ◽  
Vol 7 (17) ◽  
pp. 10081-10091 ◽  
Author(s):  
T. Preethi ◽  
M. P. Padmapriya ◽  
B. Abarna ◽  
G. R. Rajarajeswari

Choline chloride–zinc chloride ionic liquid has been used as a green template to synthesis highly crystalline mesoporou anatase titania.


2019 ◽  
Vol 295 ◽  
pp. 550-557 ◽  
Author(s):  
Xiaozhou Cao ◽  
Lulu Xu ◽  
Yuanyuan Shi ◽  
Yaowu Wang ◽  
Xiangxin Xue

2020 ◽  
Vol 11 ◽  
pp. 52-58
Author(s):  
M. S. Lipkin ◽  
◽  
N. I. Yalyushev ◽  
V. M. Lipkin ◽  
M. A. Burakov ◽  
...  

In this paper, a promising new high-capacity anode material for lithium-ion batteries based on a highly dispersed search is considered. The powder was obtained using pulsed electrochemical cathodic reduction in an electrolyte from an ionic liquid choline chloride-ethylene glycol on a titanium vibrocathode. The discharge capacity of the anode material was 817 (mA·h)/g, which is close to the theoretically specific electrochemical capacity of tin 924 (mA·h)/g. The powder of the researchers for the dispersion and morphology of tin crystals. The particle size distribution of the particles with an increased fraction ratio of less than 0.1 μm and SEM-photographs of grains with a rhombohedral particle shape are presented. For research, we turned to this anode material the applied methods of electrochemical analysis: cyclic voltammetry, galvanostatic cycling and impedance spectroscopy in the process of charge and discharge of the electrode. Consideration of changes in the characteristics of the electrode under study using circuits for impedance spectroscopy during the formation of the lithium-tin intermetallic compound, as well as a change in the ratio It is shown that when the charging capacity is reached, close to theoretical intercalation can go through two ways: through SEI and intermetallic compound.


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