Self-supported ultrathin bismuth nanosheets acquired by in situ topotactic transformation of BiOCl as a high performance aqueous anode material

2019 ◽  
Vol 7 (12) ◽  
pp. 6784-6792 ◽  
Author(s):  
Qiancheng Zhu ◽  
Mingyu Cheng ◽  
Xianfeng Yang ◽  
Bing Zhang ◽  
Zhanzi Wan ◽  
...  

Aqueous rechargeable batteries are attractive because of their low cost, high operational safety and environmental benignity.

Author(s):  
Tong Wang ◽  
Xiaohui Zhu ◽  
Serguei V. Savilov ◽  
Sergey M. Aldoshin ◽  
Hui Xia

The layered birnessite derivatives as intercalation cathode materials for rechargeable batteries and supercapacitors receive great attention due to the abundant, low-cost, highly safe, and environmentally friendly manganese element. However, the practical application of chemically synthesized birnessite in energy storage has been restricted by low specific capacity and poor cyclability because of the limited interlayer metal ions intercalation and inferior structural stability during cycling. In this focused review, we discuss the origin of unsatisfying charge storage performance of the chemically synthesized birnessite and disclose the reinforced birnessite structures derived from spinel Mn3O4 by in-situ electrochemical conversion. With enhanced structural stability and large interlayer distance, the electrochemically converted birnessite shows promising electrochemical performance in various batteries and supercapacitors. Finally, critical perspectives on the future development of layered birnessite from spinel Mn3O4 are provided, which may guide advanced electrode design for high-performance sustainable batteries.


Author(s):  
Xiaojuan Shen ◽  
Xuan Zhang ◽  
Tongfei Wang ◽  
Songjun Li ◽  
Zhaoqiang Li

In this study, a novel 3D porous Si-based supercapacitor electrode was developed by the simple solution method, which involved firstly the in-situ polymerization of polyaniline particles (PANI) on the Si...


2016 ◽  
Vol 4 (34) ◽  
pp. 13046-13052 ◽  
Author(s):  
Pin Liu ◽  
Yunming Li ◽  
Yong-Sheng Hu ◽  
Hong Li ◽  
Liquan Chen ◽  
...  

This study reports a hard carbon material derived from a waste biomass of corn cob and the influence of carbonized temperature on electrochemical performance. This study provides a promising anode material with low cost, high initial coulombic efficiency and excellent cycle performance, making sodium-ion batteries closer to practical applications.


Author(s):  
Jiawei Wu ◽  
Jing Chen ◽  
Xiaodong Wang ◽  
An'an Zhou ◽  
Zhenglong Yang

For the higher safety and energy density, solid-state electrolyte with better mechanical strength, thermal and electrochemical stability is a perfect choice. To improve the performance of PEO, usage of low-cost...


2019 ◽  
Vol 7 (14) ◽  
pp. 8460-8471 ◽  
Author(s):  
Joseph F. S. Fernando ◽  
Chao Zhang ◽  
Konstantin L. Firestein ◽  
Jawahar Y. Nerkar ◽  
Dmitri V. Golberg

The role of the carbonaceous component in the excellent (de)lithiation properties of a ZnO/carbon anode material, as revealed by in situ TEM.


ChemSusChem ◽  
2012 ◽  
Vol 6 (1) ◽  
pp. 56-60 ◽  
Author(s):  
Heng-guo Wang ◽  
Zhong Wu ◽  
Fan-lu Meng ◽  
De-long Ma ◽  
Xiao-lei Huang ◽  
...  

2017 ◽  
Vol 7 (23) ◽  
pp. 1700536 ◽  
Author(s):  
Meng Wang ◽  
Fan Zhang ◽  
Chun-Sing Lee ◽  
Yongbing Tang

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