Results 21 to 30 of about 1,098,304 (355)

Mesoporous Nanocast Electrocatalysts for Oxygen Reduction and Oxygen Evolution Reactions [PDF]

open access: yesInorganics, 2019
Catalyzed oxygen evolution and oxygen reduction reactions (OER and ORR, respectively) are of particular significance in many energy conversion and storage processes. During the last decade, they emerged as potential routes to sustain the ever-growing needs of the future clean energy market.
Tatiana Priamushko   +2 more
openaire   +4 more sources

MOF-Derived Cu@Cu2O Nanocatalyst for Oxygen Reduction Reaction and Cycloaddition Reaction

open access: yesNanomaterials, 2018
Research on the synthesis of nanomaterials using metal-organic frameworks (MOFs), which are characterized by multi-functionality and porosity, as precursors have been accomplished through various synthetic approaches.
Aram Kim   +4 more
doaj   +1 more source

Theoretical Study of Solvent Effects on the Platinum-Catalyzed Oxygen Reduction Reaction [PDF]

open access: yes, 2010
We report here density functional theory (DFT) studies (PBE) of the reaction intermediates and barriers involved in the oxygen reduction reaction (ORR) on a platinum fuel cell catalyst.
Goddard, William A., III   +4 more
core   +1 more source

The Preparation and Electrochemical Properties of Perovskite La0.6Sr0.4CoO3-d for Catalytic Reduction of Oxygen

open access: yesInternational Journal of Electrochemical Science, 2017
La0.6Sr0.4CoO3-d powder in nanoscale was produced through flame spray synthesis (FSS), which was a process method of particles in large scale. Then, the catalytic performance of the powder as a bi- functional catalyst towards oxygen evolution reaction ...
Lining Fang
doaj   +1 more source

Water Splitting Reaction at Polar Lithium Niobate Surfaces [PDF]

open access: yes, 2019
Water splitting is a highly promising, environmentally friendly approach for hydrogen production. It is often discussed in the context of carbon dioxide free combustion and storage of electrical energy after conversion to chemical energy.
Dues, Christof   +2 more
core   +2 more sources

Transition metal oxide nanocatalysts for oxygen reduction reaction

open access: yesMaterials Science for Energy Technologies, 2018
Oxygen reduction reaction (ORR) is the most important reaction that occurs in the cathode surface of fuel cells. Its sluggish kinetics stimulated the researchers towards the development of inexpensive as well as efficient alternatives, to the precious ...
Chiranjita Goswami   +2 more
doaj   +1 more source

The activity of supported vanadium oxide catalysts for the selective reduction of NO with ammonia [PDF]

open access: yes, 1986
The activities of monolayer V2O5 catalysts for the selective reduction of NO with NH3 are compared with those of commercial available catalysts containing V and/or W.
Bosch, Hans   +5 more
core   +4 more sources

Chemically Ordered Pt–Co–Cu/C as Excellent Electrochemical Catalyst for Oxygen Reduction Reaction [PDF]

open access: yes, 2020
This paper reveals the ordered structure and composition effect to electrochemical catalytic activity towards oxygen reduction reaction (ORR) of ternary metallic Pt–Co–Cu/C catalysts. Bimetallic Pt-Co alloy nanoparticles (NPs) represent an emerging class
Fu, Richard   +5 more
core   +1 more source

Experimental evaluation of a Chinese sulfur-containing lean iron ore as the oxygen carrier for chemical-looping combustion [PDF]

open access: yes, 2016
A series of chemical-looping combustion (CLC) tests were conducted in a thermogravimetric analysis (TGA) reactor to investigate the potential of a Chinese sulfur-containing lean iron ore as the oxygen carrier. Two main products of solidfuel pyrolysis and
Baosheng Jin   +7 more
core   +2 more sources

Manipulating the oxygen reduction reaction pathway on Pt-coordinated motifs

open access: yesNature Communications, 2022
Controlling O2 reduction pathways can help optimize catalytic activity and product selectivity. Here the authors report facile manipulation of 2e‒ /4e‒ pathways on Pt-coordinated motifs by varying the Pt site density or the coordination environment.
Jiajun Zhao   +11 more
doaj   +1 more source

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