scholarly journals In situ Raman spectroscopy of carbon-coated ZnFe2O4 anode material in Li-ion batteries – investigation of SEI growth

2016 ◽  
Vol 52 (20) ◽  
pp. 3970-3973 ◽  
Author(s):  
Laura Cabo-Fernandez ◽  
Franziska Mueller ◽  
Stefano Passerini ◽  
Laurence J. Hardwick

Solid electrolyte interphase products are detected on carbon-coated ZnFe2O4 by Raman due to temporary surface enhancement effect of zinc nanoparticles.

2020 ◽  
Vol 449 ◽  
pp. 227361 ◽  
Author(s):  
Zi Wei ◽  
Amir Salehi ◽  
Guanzhou Lin ◽  
Jie Hu ◽  
Xinfang Jin ◽  
...  

Molecules ◽  
2019 ◽  
Vol 24 (2) ◽  
pp. 291 ◽  
Author(s):  
Yeonju Park ◽  
Soo Kim ◽  
Sila Jin ◽  
Sung Lee ◽  
Isao Noda ◽  
...  

The phase transition of the LiFePO4 and FePO4 in Li-ion cell during charging-discharging processes in the first and second cycles is elucidated by Raman spectroscopy in real time. In situ Raman spectroscopy showed the sudden phase transition between LiFePO4 and FePO4. Principal component analysis (PCA) results also indicated that the structural changes and electrochemical performance (charge-discharge curve) are correlated with each other. Phase transition between LiFePO4 and FePO4 principally appeared in the second charging process compared with that in the first charging process. 2D correlation spectra provided the phase transition mechanism of LiFePO4 cathode which occurred during the charging-discharging processes in the first and second cycles. PCA and 2D correlation spectroscopy are very helpful methods to understand in situ Raman spectra for the Li-ion battery.


2020 ◽  
Vol 20 (10) ◽  
pp. 6604-6609
Author(s):  
Shanshan Liu ◽  
Guochun Zhang ◽  
Kai Feng ◽  
Yanyang Han ◽  
Tao He ◽  
...  

Carbon ◽  
2021 ◽  
Vol 177 ◽  
pp. 428
Author(s):  
Xiaoqin Cheng ◽  
Huijun Li ◽  
Zhenxin Zhao ◽  
Yong-zhen Wang ◽  
Xiaomin Wang

1991 ◽  
Vol 62 (7) ◽  
pp. 1743-1745 ◽  
Author(s):  
F. Spinella ◽  
G. A. Baratta ◽  
G. Strazzulla

Langmuir ◽  
2021 ◽  
Vol 37 (4) ◽  
pp. 1365-1371
Author(s):  
Sergei V. German ◽  
Gleb S. Budylin ◽  
Evgeny A. Shirshin ◽  
Dmitry A. Gorin

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