Cubic perovskite-type Sm0.3Sr0.7Nb0.08Co0.92O3−δ as a novel cathode material for intermediate temperature solid oxide fuel cells

2020 ◽  
Vol 56 (9) ◽  
pp. 1361-1364
Author(s):  
Haizhou Zhang ◽  
Gui Chen ◽  
LiLi Tang
Keyword(s):  
Solid Oxide Fuel Cells ◽  
Oxygen Reduction Reaction ◽  
Cathode Material ◽  
Oxygen Reduction ◽  
Room Temperature ◽  
Reduction Reaction ◽  
Solid Oxide ◽  
Oxide Fuel ◽  
Electro Catalysis ◽  
Perovskite Type

A cubic perovskite stabilized at room temperature is synthesized to show dramatic electro-catalysis activity for the oxygen reduction reaction.

A perovskite-type Nd0.75Sr0.25Co0.8Fe0.2O3−δ cathode for advanced solid oxide fuel cells

2019 ◽  
Vol 55 (26) ◽  
pp. 3713-3716 ◽  
Author(s):  
Suresh Mulmi ◽  
Venkataraman Thangadurai
Keyword(s):  
Solid Oxide Fuel Cells ◽  
Oxygen Reduction Reaction ◽  
Oxygen Reduction ◽  
Chemical Stability ◽  
Polarization Resistance ◽  
Composite Cathode ◽  
Reduction Reaction ◽  
Solid Oxide ◽  
Oxide Fuel ◽  
Perovskite Type

Perovskite-type Nd0.75Sr0.25Co0.8Fe0.2O3−δ (NSCF) has shown excellent oxygen reduction reaction properties (an area specific polarization resistance of 0.1 Ω cm2 at 700 °C) as a composite cathode (30 wt% La0.8Sr0.2Ga0.8Mg0.2O3−δ (LSGM)) with remarkable chemical stability under CO2.

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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