A novel synthesis of gadolinium-doped Li3V2(PO4)3/C with excellent rate capacity and cyclability

RSC Advances ◽  
2016 ◽  
Vol 6 (34) ◽  
pp. 28624-28632 ◽  
Author(s):  
Yuejiao Li ◽  
Meiling Cao ◽  
Chuanxiong Zhou ◽  
Feng Wu ◽  
Shi Chen ◽  
...  

We report here the synthesis of gadolinium (Gd)-doped Li3V2−xGdx(PO4)3/C (x = 0, 0.02, 0.05, 0.08, and 0.1) cathode materials using a rheological phase method.

2011 ◽  
Vol 509 (18) ◽  
pp. 5662-5666 ◽  
Author(s):  
Hyun-Ju Kim ◽  
Jeong-Min Kim ◽  
Woo-Seong Kim ◽  
Hoe-Jin Koo ◽  
Dong-Sik Bae ◽  
...  

2006 ◽  
Vol 60 (4) ◽  
pp. 435-438 ◽  
Author(s):  
Xiaoyu Cao ◽  
Hui Zhan ◽  
Jinggang Xie ◽  
Yunhong Zhou

2020 ◽  
Vol 167 (14) ◽  
pp. 140528
Author(s):  
Qi An ◽  
Xiaohong Sun ◽  
Jinze Guo ◽  
Shu Cai ◽  
Chunming Zheng

2020 ◽  
Vol 8 (2) ◽  
pp. 476-483
Author(s):  
Fan Bai ◽  
Kouichi Kakimoto ◽  
Xuefu Shang ◽  
Daisuke Mori ◽  
Sou Taminato ◽  
...  

Materials ◽  
2019 ◽  
Vol 12 (6) ◽  
pp. 843 ◽  
Author(s):  
Zhiyong Yu ◽  
Jishen Hao ◽  
Wenji Li ◽  
Hanxing Liu

Co-doped Li2MoO3 was successfully synthesized via a solid phase method. The impacts of Co-doping on Li2MoO3 have been analyzed by X-ray photoelectron spectroscopy (XPS), X-ray powder diffraction (XRD), scanning electron microscope (SEM), and Fourier transform infrared spectroscopy (FTIR) measurements. The results show that an appropriate amount of Co ions can be introduced into the Li2MoO3 lattices, and they can reduce the particle sizes of the cathode materials. Electrochemical tests reveal that Co-doping can significantly improve the electrochemical performances of the Li2MoO3 materials. Li2Mo0.90Co0.10O3 presents a first-discharge capacity of 220 mAh·g−1, with a capacity retention of 63.6% after 50 cycles at 5 mA·g−1, which is much better than the pristine samples (181 mAh·g−1, 47.5%). The enhanced electrochemical performances could be due to the enhancement of the structural stability, and the reduction in impedance, due to the Co-doping.


2008 ◽  
Vol 178 (1) ◽  
pp. 439-444 ◽  
Author(s):  
Haibo Ren ◽  
Yourong Wang ◽  
Daocong Li ◽  
Lihua Ren ◽  
Zhenghe Peng ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (95) ◽  
pp. 77637-77642 ◽  
Author(s):  
Xiu-Shan Yang ◽  
Yan-Ying Wang ◽  
Yan-Jun Zhong ◽  
Ben-He Zhong ◽  
Yan Tang

Macroporous network Li3V2(PO4)3/C was successfully synthesized by rheological phase method using ethanol and 1,2-propylene glycol as a mixed solvent.


2015 ◽  
Vol 51 (89) ◽  
pp. 16092-16095 ◽  
Author(s):  
Dawei Su ◽  
Jinqiang Zhang ◽  
Shixue Dou ◽  
Guoxiu Wang

Hollow polypyrrole nanospheres demonstrated high current rate capacity and superior stable rate capability for Na-ion batteries.


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