Nitrogen-doped hierarchically porous carbon as efficient oxygen reduction electrocatalysts in acid electrolyte

2014 ◽  
Vol 2 (40) ◽  
pp. 17047-17057 ◽  
Author(s):  
Hexiang Zhong ◽  
Chengwei Deng ◽  
Yanling Qiu ◽  
Lan Yao ◽  
Huamin Zhang
Keyword(s):  
Catalytic Activity ◽  
Porous Structure ◽  
Oxygen Reduction ◽  
Porous Carbon ◽  
Acid Electrolyte ◽  
Hierarchically Porous ◽  
Nitrogen Doped ◽  
Hierarchically Porous Structure ◽  
Nitrogen Doped Carbon

Nitrogen-doped carbon electrocatalyst with hierarchically porous structure displays excellent catalytic activity. More prominently, the catalyst presents superior stability as well as tolerance of methanol and SO2 to the Pt/C catalysts in 0.5 M H2SO4.

Optimized nitrogen-doped carbon with a hierarchically porous structure as a highly efficient cathode for Na–O2batteries

2016 ◽  
Vol 4 (25) ◽  
pp. 10008-10013 ◽  
Author(s):  
Jin-ling Ma ◽  
Xin-bo Zhang
Keyword(s):  
Porous Structure ◽  
Discharge Capacity ◽  
Carbon Material ◽  
Air Cathode ◽  
Hierarchically Porous ◽  
Nitrogen Doped ◽  
Hierarchically Porous Structure ◽  
Highly Efficient ◽  
Nitrogen Doped Carbon

Optimized N-doped carbon material as an air cathode for a Na–O2cell greatly improves discharge capacity by tuning the morphology of the products.

Engineering Mn Atomic Sites in Multi-Dimensional Nitrogen-Doped Carbon for Highly Efficient Oxygen Reduction Reaction

2022 ◽  
Author(s):  
Huixin Ma ◽  
Daijie Deng ◽  
Honghui Zhang ◽  
Feng Chen ◽  
Junchao Qian ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Reduction Reaction ◽  
Single Atom ◽  
Two Dimensional ◽  
One Dimensional ◽  
Nitrogen Doped ◽  
Half Wave ◽  
Nitrogen Doped Carbon

Nitrogen-coordinated single-atom manganese in multi-dimensional nitrogen-doped carbon electrocatalysts (Mn-NC) was successful constructed by combing two-dimensional nanosheets and one-dimensional nanofibers. The Mn-NC exhibited excellent oxygen reduction reaction catalytic activity with half-wave...

Nitrogen-doped carbon sheets derived from chitin as non-metal bifunctional electrocatalysts for oxygen reduction and evolution

RSC Advances ◽  
2015 ◽  
Vol 5 (69) ◽  
pp. 56121-56129 ◽  
Author(s):  
Haoran Yuan ◽  
Lifang Deng ◽  
Xixi Cai ◽  
Shungui Zhou ◽  
Yong Chen ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Activated Carbon ◽  
Oxygen Reduction ◽  
High Catalytic Activity ◽  
Nitrogen Doped ◽  
Bifunctional Electrocatalysts ◽  
Nitrogen Doped Carbon

Nitrogen-doped activated carbon sheets were derived from chitin, which exhibited remarkable activity for ORR and high catalytic activity towards OER.

N-Doped porous carbon nanotubes: synthesis and application in catalysis

2017 ◽  
Vol 53 (5) ◽  
pp. 929-932 ◽  
Author(s):  
Zhenzhen Yang ◽  
Zhenghui Liu ◽  
Hongye Zhang ◽  
Bo Yu ◽  
Yanfei Zhao ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Porous Carbon ◽  
Hydrogen Transfer ◽  
Catalytic Efficiency ◽  
Oxidation Reactions ◽  
Hierarchically Porous ◽  
Nitrogen Doped ◽  
Nitrogen Doped Carbon

Hierarchically porous nitrogen-doped carbon nanotubes were prepared; they exhibited high catalytic efficiency for C–H arylation, hydrogen transfer and oxidation reactions.

scholarly journals Carbonisation temperature dependence of electrochemical activity of nitrogen-doped carbon fibres from electrospinning as air-cathodes for aqueous-alkaline metal–air batteries

RSC Advances ◽  
2019 ◽  
Vol 9 (47) ◽  
pp. 27231-27241
Author(s):  
Markus Gehring ◽  
Hermann Tempel ◽  
Alexandre Merlen ◽  
Roland Schierholz ◽  
Rüdiger-A. Eichel ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Oxygen Reduction Reaction ◽  
Temperature Dependence ◽  
Oxygen Reduction ◽  
Reduction Reaction ◽  
Carbon Fibres ◽  
Alkaline Metal ◽  
Nitrogen Doped ◽  
Nitrogen Doped Carbon ◽  
Poly Acrylonitrile

Nitrogen-doped carbon fibres derived from electrospun poly-acrylonitrile display an optimum catalytic activity towards the oxygen reduction reaction in aqueous-alkaline metal–air batteries, when carbonised under argon at 850 °C.

Enhancement mechanism of sulfur dopants on the catalytic activity of N and P co-doped three-dimensional hierarchically porous carbon as a metal-free oxygen reduction electrocatalyst

2019 ◽  
Vol 9 (21) ◽  
pp. 5906-5914 ◽  
Author(s):  
Yongxi Zan ◽  
Zhengping Zhang ◽  
Meiling Dou ◽  
Feng Wang
Keyword(s):  
Catalytic Activity ◽  
Oxygen Reduction ◽  
Porous Carbon ◽  
Three Dimensional ◽  
Nitrogen And Phosphorus ◽  
Free Oxygen ◽  
Hierarchically Porous ◽  
Metal Free ◽  
Enhancement Mechanism ◽  
Co Doped

A sulfur, nitrogen and phosphorus ternary-doped cattle-bone-derived hierarchically porous carbon metal-free electrocatalyst was synthesized, exhibiting superior oxygen reduction performance compared to Pt/C.

scholarly journals Harnessing inherently hierarchical microstructures of plant biomass to construct three-dimensional nanoporous nitrogen-doped carbons as efficient and durable oxygen reduction electrocatalysts

RSC Advances ◽  
2019 ◽  
Vol 9 (69) ◽  
pp. 40326-40335 ◽  
Author(s):  
Hongqu Tang ◽  
Shilin Wei ◽  
Chuangchuang Yang ◽  
Peiyao Bai ◽  
Jiawei Qi ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Oxygen Reduction ◽  
Plant Biomass ◽  
Three Dimensional ◽  
Nitrogen Doped ◽  
Metal Free ◽  
Nitrogen Doped Carbon ◽  
Carbon Based

Naturally hierarchical microstructures of E. tirucalli are utilized to prepare a nanoporous nitrogen-doped carbon-based metal-free ORR electrocatalyst that is superior to the benchmark Pt/C catalyst in catalytic activity and durability.

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