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Article
Open AccessSurface restructuring of a perovskite-type air electrode for reversible protonic ceramic electrochemical cells
Reversible protonic ceramic electrochemical cells (R-PCECs) are ideally suited for efficient energy storage and conversion; however, one of the limiting factors to high performance is the poor stability and in...
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Article
Open AccessTuning proton-coupled electron transfer by crystal orientation for efficient water oxidization on double perovskite oxides
Develo** highly efficient and cost-effective oxygen evolution reaction (OER) electrocatalysts is critical for many energy devices. While regulating the proton-coupled electron transfer (PCET) process via int...
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Reference Work Entry In depth
Electrocatalysis - Basic Concepts, Theoretical Treatments in Electrocatalysis via DFT-Based Simulations
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Article
Open AccessOrdered mesoporous porphyrinic carbons with very high electrocatalytic activity for the oxygen reduction reaction
The high cost of the platinum-based cathode catalysts for the oxygen reduction reaction (ORR) has impeded the widespread application of polymer electrolyte fuel cells. We report on a new family of non-precious...
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Article
Open AccessHighly efficient and robust cathode materials for low-temperature solid oxide fuel cells: PrBa0.5Sr0.5Co2−xFexO5+δ
Solid oxide fuel cells (SOFC) are the cleanest, most efficient and cost-effective option for direct conversion to electricity of a wide variety of fuels. While significant progress has been made in anode mater...
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Article
Enhanced Oxygen Reduction Activity of IrCu Core Platinum Monolayer Shell Nano-electrocatalysts
Designing novel cathode materials for a proton exchange membrane fuel cell with high activity for the oxygen reduction reaction, low Pt loading, and enhanced long-term stability is imperative for its sustainab...
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Article
Acetone Condensation Over Sulfated Zirconia Catalysts
The aldol condensation reaction over sulfated zirconia led to the production of diacetone alcohol, which was further dehydrated forming mesityl oxide. The sulfated zirconia was obtained from zirconium acetate ...
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Article
Highly stable Pt monolayer on PdAu nanoparticle electrocatalysts for the oxygen reduction reaction
Stability is one of the main requirements for commercializing fuel cell electrocatalysts for automotive applications. Platinum is the best-known catalyst for oxygen reduction in cathodes, but it undergoes diss...
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Article
Open AccessPromotion of water-mediated carbon removal by nanostructured barium oxide/nickel interfaces in solid oxide fuel cells
The existing Ni-yttria-stabilized zirconia anodes in solid oxide fuel cells (SOFCs) perform poorly in carbon-containing fuels because of coking and deactivation at desired operating temperatures. Here we repor...
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Article
Continuum and Quantum-Chemical Modeling of Oxygen Reduction on the Cathode in a Solid Oxide Fuel Cell
Solid oxide fuel cells (SOFCs) have several advantages over other types of fuels cells such as high-energy efficiency and excellent fuel flexibility. To be economically competitive, however, new materials with...