Scalable synthesis of Na2MVF7 (M = Mn, Fe, and Co) as high-performance cathode materials for sodium-ion batteries

2021 ◽  
Author(s):  
Jiaying Liao ◽  
Jingchen Han ◽  
Jianzhi Xu ◽  
Yichen Du ◽  
Yingying Sun ◽  
...  

We demonstrate an economical polytetrafluoroethylene-assisted fluorination method to synthesize three binary sodium-rich fluorides Na2MVF7 (M = Mn, Fe, and Co). The optimal Na2FeVF7 cathode delivers a high reversible capacity of...

2019 ◽  
Vol 7 (6) ◽  
pp. 2553-2559 ◽  
Author(s):  
Pengxin Li ◽  
Xin Guo ◽  
Shijian Wang ◽  
Rui Zang ◽  
Xuemei Li ◽  
...  

Two-dimensional Sb@TiO2−x nanoplates with abundant voids deliver high reversible capacity, excellent rate capability and stable cycling performance.


RSC Advances ◽  
2017 ◽  
Vol 7 (37) ◽  
pp. 23122-23126 ◽  
Author(s):  
Zhenwei Mao ◽  
Min Zhou ◽  
Kangli Wang ◽  
Wei Wang ◽  
Hongwei Tao ◽  
...  

Co3O4@CNFs was fabricated facilely with unique 1D structure of Co3O4 nanoparticles encapsulated in carbon nanofibers, delivering a high reversible capacity of 422.4 mA h g−1 with outstanding rate capability and cycling performance.


2017 ◽  
Vol 5 (19) ◽  
pp. 9322-9328 ◽  
Author(s):  
Hongwei Tao ◽  
Min Zhou ◽  
Kangli Wang ◽  
Shijie Cheng ◽  
Kai Jiang

Benefiting from the unique structure of ultrafine NiSx nanospheres uniformly wrapped in the in situ S-doped rGO matrix, the NiSx–rGOS electrode delivers a high reversible capacity of 516 mA h g−1 at 0.2 A g−1 and a remarkable rate performance of 414 mA h g−1 at 4 A g−1, offering a low cost and high performance anode material for Na-ion batteries.


2021 ◽  
Vol 23 (3) ◽  
pp. 2038-2045
Author(s):  
Kyoungmin Min ◽  
Young-Han Shin

Prevention of the degradation of sodium-based layered cathode materials is the key to developing high-performance and high-stability sodium-ion batteries.


2021 ◽  
Vol 6 (36) ◽  
pp. 9701-9708
Author(s):  
Yiyao Zhao ◽  
Laishi Li ◽  
Yusheng Wu ◽  
Yingjiao Fang ◽  
Hongwei Xie

2018 ◽  
Vol 6 (36) ◽  
pp. 17437-17443 ◽  
Author(s):  
Jonghyun Choi ◽  
Won-Sik Kim ◽  
Kyeong-Ho Kim ◽  
Seong-Hyeon Hong

Tin phosphide (Sn4P3) has emerged as an anode for sodium ion batteries (SIBs) due to its high reversible capacity and low redox potential.


2016 ◽  
Vol 4 (44) ◽  
pp. 17419-17430 ◽  
Author(s):  
Ramchandra S. Kalubarme ◽  
Akbar I. Inamdar ◽  
D. S. Bhange ◽  
Hyunsik Im ◽  
Suresh W. Gosavi ◽  
...  

This is the first report on the use of metal titanate (NiTiO3), in the form of ultrafine nanoparticles, as an anode material for Na-ion rechargeable batteries. NiTiO3 was prepared using a simple and economical hydrothermal process, and the ultrafine nanoparticles exhibited a high reversible capacity and an excellent cycling performance.


2017 ◽  
Vol 704 ◽  
pp. 631-640 ◽  
Author(s):  
Rui Ling ◽  
Shu Cai ◽  
Sibo Shen ◽  
Xudong Hu ◽  
Dongli Xie ◽  
...  

2020 ◽  
Vol 44 (30) ◽  
pp. 12985-12992
Author(s):  
Peng Du ◽  
Kan Mi ◽  
Fangdong Hu ◽  
Xiaolei Jiang ◽  
Debao Wang ◽  
...  

Nanosheet-assembled Na3V2(PO4)2F3 microspheres were synthesized by a one-step polyol-assisted hydrothermal method and combined with graphene as the cathode material for SIBs.


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