Degradation of oxygen reduction reaction kinetics in porous La 0.6 Sr 0.4 Co 0.2 Fe 0.8 O 3-δ cathodes due to aging-induced changes in surface chemistry

2017 ◽  
Vol 337 ◽  
pp. 166-172 ◽  
Author(s):  
Laura C. Baqué ◽  
Analía L. Soldati ◽  
Erico Teixeira-Neto ◽  
Horacio E. Troiani ◽  
Anja Schreiber ◽  
...  
Keyword(s):  
Surface Chemistry ◽  
Oxygen Reduction Reaction ◽  
Reaction Kinetics ◽  
Oxygen Reduction ◽  
Reduction Reaction ◽  
Induced Changes

Pt Surface Oxides and Oxygen Reduction Reaction Kinetics Under Dynamic PEM Fuel Cell Operation

2021 ◽  
Vol MA2021-02 (36) ◽  
pp. 1018-1018
Author(s):  
Venkata Yarlagadda ◽  
Wenbin Gu ◽  
Srikanth Arisetty ◽  
Anusorn Kongkanand
Keyword(s):  
Fuel Cell ◽  
Oxygen Reduction Reaction ◽  
Reaction Kinetics ◽  
Oxygen Reduction ◽  
Pem Fuel Cell ◽  
Reduction Reaction ◽  
Surface Oxides ◽  
Fuel Cell Operation

Unraveling the Surface Chemistry and Structure in Highly Active Sputtered Pt3Y Catalyst Films for the Oxygen Reduction Reaction

2019 ◽  
Vol 12 (4) ◽  
pp. 4454-4462 ◽  
Author(s):  
Rosemary Brown ◽  
Mykhailo Vorokhta ◽  
Ivan Khalakhan ◽  
Milan Dopita ◽  
Thomas Vonderach ◽  
...  
Keyword(s):  
Surface Chemistry ◽  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Reduction Reaction ◽  
Highly Active ◽  
Surface Chemistry And Structure

A New Dual Site Catalyst Design Concept for Promoting Reaction Kinetics of the Oxygen Reduction Reaction

2020 ◽  
Vol MA2020-02 (36) ◽  
pp. 2324-2324
Author(s):  
Xiaochen Shen ◽  
Tomoyuki Nagai ◽  
Feipeng Yang ◽  
Li Qin Zhou ◽  
Yanbo Pan ◽  
...  
Keyword(s):  
Oxygen Reduction Reaction ◽  
Reaction Kinetics ◽  
Oxygen Reduction ◽  
Reduction Reaction ◽  
Catalyst Design ◽  
Design Concept ◽  
Kinetics Of ◽  
Dual Site

Tailoring defect chemistry at interfaces for promoted oxygen reduction reaction kinetics

2020 ◽  
Vol 8 (44) ◽  
pp. 23313-23322
Author(s):  
Seo Ju Kim ◽  
Ja Yang Koo ◽  
Taeeun Mun ◽  
Mingi Choi ◽  
Wonyoung Lee
Keyword(s):  
Fuel Cells ◽  
Electrochemical Performance ◽  
Solid Oxide Fuel Cells ◽  
Oxygen Reduction Reaction ◽  
Reaction Kinetics ◽  
Oxygen Reduction ◽  
Defect Chemistry ◽  
Reduction Reaction ◽  
Solid Oxide ◽  
Oxide Fuel

Engineering the defect chemistry at the interface between the electrolyte and the electrode is crucial to facilitate oxygen reduction reaction, thereby improve the electrochemical performance of intermediate temperature solid oxide fuel cells.

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