Effects of heat-treatment atmosphere on electrochemical performances of Ni-rich mixed-metal oxide (LiNi0.80Co0.15Mn0.05O2) as a cathode material for lithium ion battery

2014 ◽  
Vol 138 ◽  
pp. 15-21 ◽  
Author(s):  
Jae-Hyun Shim ◽  
Chang-Yeon Kim ◽  
Sang-Woo Cho ◽  
Aleksandr Missiul ◽  
Jin-Kyu Kim ◽  
...  
Ionics ◽  
2020 ◽  
Vol 26 (9) ◽  
pp. 4401-4411
Author(s):  
Gui-Cai Mao ◽  
Hai-Tao Yu ◽  
Chen-Feng Guo ◽  
Ying Xie ◽  
Ting-Feng Yi

CrystEngComm ◽  
2017 ◽  
Vol 19 (28) ◽  
pp. 3955-3965 ◽  
Author(s):  
K. Cheng ◽  
K. Chhor ◽  
O. Brinza ◽  
D. Vrel ◽  
A. Kanaev

We describe the preparation of mixed metal oxide nanoparticles of a desirable composition and their transformation to the crystalline solids ZrxTi1−xO2 (0.0 ≤ x ≤ 1.0) after heat treatment.


2012 ◽  
Vol 535-537 ◽  
pp. 2083-2086
Author(s):  
Hui Xie ◽  
Jian Zhuang Liu

A mixed lithium phosphate LiMn0.6Fe0.4PO4 as cathode material for lithium ion battery was synthesized by solid-state reaction. The crystalline structure, morphology of particles and electrochemical performances of the sample were investigated by X-ray diffraction, scanning electron microscopy, charge-discharge test and cyclic voltammetry. The results show that the small LiMn0.6Fe0.4PO4 particles are simple pure olive-type phase structure with uniformly distribution of gain size. The LiMn0.6Fe0.4PO4 obtained has a high electrochemical capacity, good cycle ability and excellent stability under high temperature. However, the capacity loss corresponding to 4.0V plateau at high rate, which had been proved by various electrochemical tests, is the main obstacle to its practical application.


Nanoscale ◽  
2014 ◽  
Vol 6 (17) ◽  
pp. 10147-10155 ◽  
Author(s):  
Jaehyuk Lee ◽  
Changshin Jo ◽  
Bangrock Park ◽  
Woonbong Hwang ◽  
Hyung Ik Lee ◽  
...  

A reduced tungsten oxide-carbon flexible electrode is fabricated by electrospinning, showing high electrochemical performances as a lithium-ion battery anode.


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