Amine-functionalized multi-walled carbon nanotubes (EDA-MWCNTs) for electrochemical water splitting reactions

2021 ◽  
Author(s):  
Shankar S. Narwade ◽  
Shivsharan M. Mali ◽  
Bhaskar R. Sathe

A study on the in situ decoration of ethylenediamine (EDA) on acid functionalized multi-walled carbon nanotubes (O-MWCNTs) for overall water splitting reactions at all pH as an efficient and inexpensive metal-free multifunctional electrocatalyst.

RSC Advances ◽  
2021 ◽  
Vol 11 (2) ◽  
pp. 1109-1114
Author(s):  
Peng Lv ◽  
Yeyun Meng ◽  
Lingxia Song ◽  
Hao Pang ◽  
Weiqu Liu

A robust self-supported electrode was prepared by a facile combination of ultrasonic dispersion and consequent in situ polymerization.


2021 ◽  
Author(s):  
Lin Li ◽  
Biswanath Das ◽  
Ahibur Rahaman ◽  
Andrey Shatskiy ◽  
Fei Ye ◽  
...  

Electrochemical water splitting constitutes one of the most promising strategies for converting water into hydrogen-based fuels, and this technology is predicted to play a key role in our transition towards a carbon-neutral energy economy. To enable the design of cost-effective electrolysis cells based on this technology, new and more efficient anodes with augmented water splitting activity and stability will be required. Herein, we report an active molecular Ru-based catalyst for electrochemically-driven water oxidation and two simple methods for preparing anodes by attaching this catalyst onto multi-walled carbon nanotubes. The anodes modified with the molecular catalyst were characterized by a broad toolbox of microscopy and spectroscope techniques, and interestingly no RuO2 formation was detected during electrocatalysis over 4 h. These results demonstrate that the herein presented strategy can be used to prepare anodes that rival the performance of state-of-the-art metal oxide anodes.


Carbon ◽  
2004 ◽  
Vol 42 (2) ◽  
pp. 455-458 ◽  
Author(s):  
Jiahua Shi ◽  
Yujun Qin ◽  
Wei Wu ◽  
Xianglong Li ◽  
Zhi-Xin Guo ◽  
...  

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