Tuning the Electrocatalytic Oxygen Reduction Reaction Activity and Stability of Shape-Controlled Pt–Ni Nanoparticles by Thermal Annealing − Elucidating the Surface Atomic Structural and Compositional Changes

2017 ◽  
Vol 139 (46) ◽  
pp. 16536-16547 ◽  
Author(s):  
Vera Beermann ◽  
Martin Gocyla ◽  
Stefanie Kühl ◽  
Elliot Padgett ◽  
Henrike Schmies ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Thermal Annealing ◽  
Reduction Reaction ◽  
Ni Nanoparticles ◽  
Oxygen Reduction Reaction Activity ◽  
Electrocatalytic Oxygen Reduction ◽  
Shape Controlled ◽  
Compositional Changes

Ultrafine Pt–Ni nanoparticles in hollow porous carbon spheres for remarkable oxygen reduction reaction catalysis

2021 ◽  
Author(s):  
Xian-Kai Wan ◽  
Gabor Samjeské ◽  
Hirosuke Matsui ◽  
Chaoqi Chen ◽  
Satoshi Muratsugu ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Porous Carbon ◽  
Reduction Reaction ◽  
Ni Nanoparticles ◽  
Carbon Spheres ◽  
Oxygen Reduction Reaction Activity ◽  
Porous Carbon Spheres

Small-sized Pt–Ni nanoparticles were synthesized into hollow porous carbon spheres (HPCS) under molecule assistance. Pt–Ni nanoparticle/HPCS prepared in presence of 2,2′-Dipyridylamine showed excellent oxygen reduction reaction activity/durability.

Biomass chitosan derived cobalt/nitrogen doped carbon nanotubes for the electrocatalytic oxygen reduction reaction

2018 ◽  
Vol 6 (14) ◽  
pp. 5740-5745 ◽  
Author(s):  
Yijie Zhang ◽  
Luhua Lu ◽  
Si Zhang ◽  
Zaozao Lv ◽  
Dantong Yang ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Reduction Reaction ◽  
Oxygen Reduction Reaction Activity ◽  
Nitrogen Doped ◽  
Electrocatalytic Oxygen Reduction ◽  
Nanotube Composites ◽  
Carbon Nanotube Composites ◽  
Scalable Synthesis ◽  
Nitrogen Doped Carbon

Biomass chitosan was used for the scalable synthesis of cobalt/nitrogen doped carbon nanotube composites with impressive oxygen reduction reaction activity and stability.

Oxygen Reduction Reaction Activity of Shape Controlled Pt Catalysts

2019 ◽  
Vol 41 (1) ◽  
pp. 2283-2288 ◽  
Author(s):  
Akihide Toge ◽  
Takashi Yokono ◽  
Morihiro Saito ◽  
Hideo Daimon ◽  
Akimasa Tasaka ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Reduction Reaction ◽  
Pt Catalysts ◽  
Oxygen Reduction Reaction Activity ◽  
Shape Controlled

scholarly journals Electrocatalytic oxygen reduction reaction activity of KOH etched carbon films as metal-free cathodic catalysts for fuel cells

RSC Advances ◽  
2019 ◽  
Vol 9 (5) ◽  
pp. 2803-2811 ◽  
Author(s):  
Ni Suo ◽  
Aimin Wu ◽  
Hao Huang ◽  
Guozhong Cao ◽  
Guifeng Zhang
Keyword(s):  
Fuel Cells ◽  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Carbon Films ◽  
Reduction Reaction ◽  
Oxygen Reduction Reaction Activity ◽  
Metal Free ◽  
Reduction Activity ◽  
Electrocatalytic Oxygen Reduction

The etched graphite catalyst has a higher oxygen reduction activity in KOH solution than the un-etched catalyst.

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