Nanoporous metal/oxide hybrid materials for rechargeable lithium–oxygen batteries

2015 ◽  
Vol 3 (7) ◽  
pp. 3620-3626 ◽  
Author(s):  
L. Y. Chen ◽  
X. W. Guo ◽  
J. H. Han ◽  
P. Liu ◽  
X. D. Xu ◽  
...  

The nanoporous metal/oxide hybrids with a 3D core-shell structure show highly reversible cathodic reactions at extremely lower overpotentials for high efficiency Li–O2batteries.

2020 ◽  
Vol 22 (18) ◽  
pp. 6157-6169 ◽  
Author(s):  
Xinming Wang ◽  
Zemin Feng ◽  
Boxin Xiao ◽  
Jingxiang Zhao ◽  
Huiyuan Ma ◽  
...  

The core–shell structure of the Fe1.89Mo4.11O7/FeS2@C hybrid material exhibits high-efficiency electrocatalytic NRR activity and stability under ambient conditions.


2020 ◽  
Author(s):  
Avigail Landman ◽  
Shabtai Hadash ◽  
Gennady E. Shter ◽  
Hen Dotan ◽  
Avner Rothschild ◽  
...  

<ul> <li>Large surface area porous electrodes prepared from electrospun Ni and Ni-Co fibers</li> <li>A Ni/Ni(OH)<sub>2</sub> core/shell structure produced by galvanic cycling in alkaline media</li> <li>Electrodes with improved current density and charge capacity </li> <li>High efficiency decoupled water splitting with Ni/Ni(OH)<sub>2</sub> redox mediator</li> </ul>


RSC Advances ◽  
2021 ◽  
Vol 11 (23) ◽  
pp. 14047-14052
Author(s):  
Bin Zhao ◽  
Lixuan Chen ◽  
Wenyong Liu ◽  
Longjia Wu ◽  
Zizhe Lu ◽  
...  

The exposed Se on QD surface causes non-radiative relaxations which results in a low PLQY. However, the PLQY was improved from less than 8.0% up to above 85.0% by adding tributyl phosphine which can terminate the dangling bonds of the Se.


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