New insight derived from a two-compartment cell: electrochemical behavior of FeF3 positive electrode

2020 ◽  
Vol 56 (36) ◽  
pp. 4878-4881
Author(s):  
Kazuki Yoshii ◽  
Noboru Taguchi ◽  
Takeshi Miyazaki ◽  
Masahiro Shikano ◽  
Hikari Sakaebe

A designed two-compartment cell revealed the degradation mechanism and an essentially effective additive for the FeF3 composite electrode.

2011 ◽  
Vol 21 (13) ◽  
pp. 5076 ◽  
Author(s):  
V. Sivasankaran ◽  
C. Marino ◽  
M. Chamas ◽  
P. Soudan ◽  
D. Guyomard ◽  
...  

2020 ◽  
Vol 878 ◽  
pp. 114539
Author(s):  
Dorcas Zide ◽  
Cecil Felix ◽  
Tobie Oosthuysen ◽  
Bernard Jan Bladergroen

2011 ◽  
Vol 40 (36) ◽  
pp. 9306 ◽  
Author(s):  
D. Carlier ◽  
J. H. Cheng ◽  
R. Berthelot ◽  
M. Guignard ◽  
M. Yoncheva ◽  
...  

2011 ◽  
Vol 328-330 ◽  
pp. 1585-1588
Author(s):  
Zhong Sheng Wen ◽  
Dong Lu ◽  
Jun Cai Sun ◽  
Shi Jun Ji

Silicon is the most attractive anode material of all known host materials for lithium ion batteries because of its high theoretical lithium-insertion capacity up to 4200 mAh g-1, but it is difficult to be applied for its poor cyclability caused by the mechanical invalidation for the insertion of lithium ions. Nanosilicon/CMC/AB composite electrodes doped with WC were prepared by ball milling. The effect of the structure transformation of the doped electrode on the electrochemical behavior was systematically analyzed by X-ray diffraction. The mechanical properties of doped silicon electrode play an important role on its long-term electrochemical stability. The capacity retention could be maintained about 90% after 40 cycles. It was demonstrated that the cycling stability of the nanosilicon composite electrode could get a great promotion by WC doping. The intensification of the mechanical properties is critical to enhance the performance of the composite electrode.


2008 ◽  
Vol 183 (1) ◽  
pp. 399-402 ◽  
Author(s):  
Minato Egashira ◽  
Jun-ya Kushizaki ◽  
Nobuko Yoshimoto ◽  
Masayuki Morita

2011 ◽  
Vol 7 (3) ◽  
pp. 1378-1384
Author(s):  
Baeshov Abduali ◽  
Ivanov Nikolay ◽  
Myrzabekov Begzat

The method of productiion of the composite selenium-graphitic electrodes based on organic polymer binder was proposed. Electrochemical behavior of the elementary selenium as content of composite electrode in sulfuric acid medium was assessed. A formation of hydrogen selenide during the cathode polarization, and formation of selenite and selenate ions was shown. An influence of potential spread velocity, acid concentration, and temperature of electrolyte were evaluated. Effective activation power for cathode process was estimated using the temperature-cathodic method.


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