Local electrocatalytic activity of PtRu supported on nitrogen doped carbon nanotubes towards methanol oxidation by scanning electrochemical microscopy

2021 ◽  
Author(s):  
Divyani Gupta ◽  
Sudip Chakraborty ◽  
Rodrigo G. Amorim ◽  
Rajeev Ahuja ◽  
Tharamani Chikka Nagaiah
Keyword(s):  
Carbon Nanotubes ◽  
Electrocatalytic Activity ◽  
Nitrogen Doped ◽  
Different Temperatures ◽  
Oxidized Carbon ◽  
Oxidized Carbon Nanotubes ◽  
Ptru Catalysts ◽  
Nitrogen Doped Carbon ◽  
Ptru Nanoparticles ◽  
Electrochemical Microscopy

Nitrogen-doped carbon nanotubes (NCNTs) were synthesized by treating HNO3-oxidized carbon nanotubes (CNTs) in NH3 flow at different temperatures. PtRu nanoparticles were decorated over NCNTs. The PtRu catalysts were prepared by...

PtRu Catalysts on Nitrogen-Doped Carbon Nanotubes with Conformal Hydrogenated TiO2 Shells for Methanol Oxidation

2022 ◽  
Author(s):  
Archana Sekar ◽  
Nathaniel Metzger ◽  
Sabari Rajendran ◽  
Ayyappan Elangovan ◽  
Yonghai Cao ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Methanol Oxidation ◽  
Nitrogen Doped ◽  
Ptru Catalysts ◽  
Nitrogen Doped Carbon

The Effect of Metal Catalyst on the Electrocatalytic Activity of Nitrogen-Doped Carbon Nanotubes

2013 ◽  
Vol 117 (48) ◽  
pp. 25213-25221 ◽  
Author(s):  
Yifan Tang ◽  
Seth C. Burkert ◽  
Yong Zhao ◽  
Wissam A. Saidi ◽  
Alexander Star
Keyword(s):  
Carbon Nanotubes ◽  
Electrocatalytic Activity ◽  
Metal Catalyst ◽  
Nitrogen Doped ◽  
Nitrogen Doped Carbon

scholarly journals Deactivation and regeneration of carbon nanotubes and nitrogen-doped carbon nanotubes in catalytic peroxymonosulfate activation for phenol degradation: variation of surface functionalities

RSC Advances ◽  
2019 ◽  
Vol 9 (2) ◽  
pp. 974-983 ◽  
Author(s):  
Jifei Hou ◽  
Lixia Xu ◽  
Yuxiang Han ◽  
Yuqiong Tang ◽  
Haiqin Wan ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Thermal Treatment ◽  
Chemical Reduction ◽  
Phenol Degradation ◽  
Nitrogen Doped ◽  
Different Temperatures ◽  
Nitrogen Doped Carbon

Both CNT and NCNT catalysts presented marked deactivation after activating PMS. Moreover, the initial activities of deactivated CNT and NCNT were restored by thermal treatment at different temperatures (T-350, T-550 and T-750) and chemical reduction (R–NaBH4).

Bifunctionality of the pyrone functional group in oxidized carbon nanotubes towards oxygen reduction reaction

2017 ◽  
Vol 7 (9) ◽  
pp. 1868-1879 ◽  
Author(s):  
I. M. Rocha ◽  
O. S. G. P. Soares ◽  
J. L. Figueiredo ◽  
C. Freire ◽  
M. F. R. Pereira
Keyword(s):  
Carbon Nanotubes ◽  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Functional Group ◽  
Reduction Reaction ◽  
Controlled Treatment ◽  
Different Temperatures ◽  
Oxidized Carbon ◽  
Oxidized Carbon Nanotubes

Oxidised carbon nanotubes were subjected to a controlled treatment at different temperatures under nitrogen.

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