In situ synthesis of Cu2O–CuO–C supported on copper foam as a superior binder-free anode for long-cycle lithium-ion batteries

2018 ◽  
Vol 2 (12) ◽  
pp. 2254-2262 ◽  
Author(s):  
Xiaoming Lin ◽  
Jia Lin ◽  
Jiliang Niu ◽  
Jinji Lan ◽  
R. Chenna Krishna Reddy ◽  
...  

A multicomponent active Cu2O–CuO–C composite supported on copper foam is fabricated and exhibits greatly enhanced performance for lithium storage.

2017 ◽  
Vol 8 ◽  
pp. 119-126 ◽  
Author(s):  
Wei He ◽  
Yujia Liang ◽  
Huajun Tian ◽  
Shunlong Zhang ◽  
Zhen Meng ◽  
...  

2020 ◽  
Vol 59 (1) ◽  
pp. 477-487 ◽  
Author(s):  
Zhuang Liu ◽  
Haiyang Fu ◽  
Bo Gao ◽  
Yixuan Wang ◽  
Kui Li ◽  
...  

AbstractThis paper studies in-situ synthesis of Fe2O3/reduced graphene oxide (rGO) anode materials by different hydrothermal process.Scanning Electron Microscopy (SEM) analysis has found that different processes can control the morphology of graphene and Fe2O3. The morphologies of Fe2O3 prepared by the hydrothermal in-situ and oleic acid-assisted hydrothermal in-situ methods are mainly composed of fine spheres, while PVP assists The thermal in-situ law presents porous ellipsoids. Graphene exhibits typical folds and small lumps. X-ray diffraction analysis (XRD) analysis results show that Fe2O3/reduced graphene oxide (rGO) is generated in different ways. Also, the material has good crystallinity, and the crystal form of the iron oxide has not been changed after adding GO. It has been reduced, and a characteristic peak appears around 25°, indicating that a large amount of reduced graphene exists. The results of the electrochemical performance tests have found that the active materials prepared in different processes have different effects on the cycle performance of lithium ion batteries. By comprehensive comparison for these three processes, the electro-chemical performance of the Fe2O3/rGO prepared by the oleic acid-assisted hydrothermal method is best.


Nanomaterials ◽  
2018 ◽  
Vol 8 (4) ◽  
pp. 183 ◽  
Author(s):  
Mingna Liao ◽  
Qilun Zhang ◽  
Fengling Tang ◽  
Zhiwei Xu ◽  
Xin Zhou ◽  
...  

2018 ◽  
Vol 5 (13) ◽  
pp. 1708-1716 ◽  
Author(s):  
Siyu Zhong ◽  
Hang Zhang ◽  
Jiecai Fu ◽  
Huimin Shi ◽  
Lei Wang ◽  
...  

2018 ◽  
Vol 6 (4) ◽  
pp. 4688-4694 ◽  
Author(s):  
Jianbiao Wang ◽  
Lin Chen ◽  
Lingxing Zeng ◽  
Qiaohua Wei ◽  
Mingdeng Wei

2018 ◽  
Vol 10 (14) ◽  
pp. 11708-11714 ◽  
Author(s):  
Pengxiang Wang ◽  
Yu Zhang ◽  
Yanyou Yin ◽  
Lishuang Fan ◽  
Naiqing Zhang ◽  
...  

Nanoscale ◽  
2018 ◽  
Vol 10 (35) ◽  
pp. 16638-16644 ◽  
Author(s):  
Tao Xu ◽  
Di Wang ◽  
Ping Qiu ◽  
Jian Zhang ◽  
Qian Wang ◽  
...  

A hierarchical CNT/EG/pSi composite with a robust structure is demonstrated to be a promising anode for use in high-energy lithium-ion batteries.


Nanoscale ◽  
2018 ◽  
Vol 10 (2) ◽  
pp. 741-751 ◽  
Author(s):  
Mengjiao Li ◽  
Qinglin Deng ◽  
Junyong Wang ◽  
Kai Jiang ◽  
Zhigao Hu ◽  
...  

An in situ polymerization–carbonization process for novel carbon-sealed vertical MoS2–SnO2 anchored on graphene aerogel (C@MoS2–SnO2@Gr) has enabled excellent rate performance and durability as the lithium ion batteries anode.


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