Understanding the A-site non-stoichiometry in perovskites: promotion of exsolution of metallic nanoparticles and the hydrogen oxidation reaction in solid oxide fuel cells

2021 ◽  
Author(s):  
Na Yu ◽  
Guang Jiang ◽  
Tong Liu ◽  
Xi Chen ◽  
Mengyu Miao ◽  
...  
Keyword(s):  
Fuel Cells ◽  
Solid Oxide Fuel Cells ◽  
Metallic Nanoparticles ◽  
Oxidation Reaction ◽  
Hydrogen Oxidation ◽  
Solid Oxide ◽  
Oxide Fuel ◽  
Hydrogen Oxidation Reaction ◽  
A Site ◽  
Perovskite Type

A-site non-stoichiometry in perovskites can greatly facilitate the exsolution of metallic nanoparticles from the parent oxides, and enable effectively enhanced electrochemical activity in perovskite type hydrogen electrodes.

Dependence of hydrogen oxidation reaction on water vapor in anode-supported solid oxide fuel cells

2021 ◽  
Vol 362 ◽  
pp. 115565
Author(s):  
R.A. Budiman ◽  
T. Ishiyama ◽  
K.D. Bagarinao ◽  
H. Kishimoto ◽  
K. Yamaji ◽  
...  
Keyword(s):  
Fuel Cells ◽  
Water Vapor ◽  
Solid Oxide Fuel Cells ◽  
Oxidation Reaction ◽  
Hydrogen Oxidation ◽  
Solid Oxide ◽  
Oxide Fuel ◽  
Hydrogen Oxidation Reaction

Defective Sr0.9Mo0.9O3-δ perovskites with exsolved Ni nanoparticles as high-performance composite anodes for solid-oxide fuel cells

2021 ◽  
Author(s):  
Ana Laura Larralde ◽  
Loreto Troncoso ◽  
M. Consuelo Alvarez-Galvan ◽  
Vanessa Cascos ◽  
Maria Teresa Fernandez-Diaz ◽  
...  
Keyword(s):  
Fuel Cells ◽  
Solid Oxide Fuel Cells ◽  
Anode Material ◽  
High Performance ◽  
Solid Oxide ◽  
Oxide Fuel ◽  
Ni Nanoparticles ◽  
High Performance Composite ◽  
Composite Anodes ◽  
A Site

An A-site deficient perovskite with metallic Ni in exsolution, Ni-Sr0.9Mo0.9O3-δ, has been prepared, characterized and tested as an anode material in intermediate-temperature solid-oxide fuel cells (IT-SOFCs). It was obtained by...

Properties of A-site nonstoichiometry (Pr0.4)xSr0.6Co0.2Fe0.7Nb0.1O3−σ (0.9 ≤ x ≤ 1.1) as symmetrical electrode material for solid oxide fuel cells

2014 ◽  
Vol 248 ◽  
pp. 163-171 ◽  
Author(s):  
Peng Zhang ◽  
Guoqing Guan ◽  
Deni S. Khaerudini ◽  
Xiaogang Hao ◽  
Minfang Han ◽  
...  
Keyword(s):  
Fuel Cells ◽  
Solid Oxide Fuel Cells ◽  
Electrode Material ◽  
Solid Oxide ◽  
Oxide Fuel ◽  
A Site
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