Results 21 to 30 of about 385,675 (250)

Heterostructure Engineering of 2D Superlattice Materials for Electrocatalysis

open access: yesAdvanced Science, 2022
Exploring low‐cost and high‐efficient electrocatalyst is an exigent task in developing novel sustainable energy conversion systems, such as fuel cells and electrocatalytic fuel generations.
Zhen Zhang   +8 more
doaj   +1 more source

Electrochemical Catalysts for Green Hydrogen Energy

open access: yesAdvanced Energy & Sustainability Research, 2021
Developing clean and renewable energy resources has become one of the world's most important challenges, given the double burden of energy scarcity and environmental pollution.
Do Hyung Kweon   +2 more
doaj   +1 more source

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

Asteroseismology of ZZ Ceti stars with fully evolutionary white dwarf models: I. The impact of the uncertainties from prior evolution on the period spectrum [PDF]

open access: yes, 2016
ZZ Ceti stars are pulsating white dwarfs with a carbon-oxygen core build up during the core helium burning and thermally pulsing Asymptotic Giant Branch phases.
Althaus, Leandro G.   +4 more
core   +6 more sources

A Bifunctional Electrocatalyst for Oxygen Evolution and Oxygen Reduction Reactions in Water [PDF]

open access: yesAngewandte Chemie International Edition, 2016
AbstractOxygen reduction and water oxidation are two key processes in fuel cell applications. The oxidation of water to dioxygen is a 4 H+/4 e− process, while oxygen can be fully reduced to water by a 4 e−/4 H+ process or partially reduced by fewer electrons to reactive oxygen species such as H2O2 and O2−.
Schofberger, W.   +15 more
openaire   +5 more sources

Spin-polarized oxygen evolution reaction under magnetic field

open access: yesNature Communications, 2021
Here, authors demonstrate the ferromagnetic catalyst to facilitate spin polarization in water oxidation reaction. They find the ferromagnetic-exchange-like behaviour between the ferromagnetic catalyst and the adsorbed oxygen species.
Xiao Ren   +10 more
doaj   +1 more source

Perovskite-based electrocatalysts for oxygen evolution reaction in alkaline media: A mini review

open access: yesFrontiers in Chemistry, 2022
Water electrolysis is one of the attractive technologies for producing clean and sustainable hydrogen fuels with high purity. Among the various kinds of water electrolysis systems, anion exchange membrane water electrolysis has received much attention by
Dongkyu Kim   +9 more
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

Recent development of hydrogen evolution, oxygen evolution and oxygen reduction reaction [PDF]

open access: yesSCIENTIA SINICA Chimica, 2018
In the 21st century, human beings have to face two serious problems, energy crisis and environmental pollution. Therefore, seeking cheap, durable and efficient overall water splitting electrocatalysts which can be comparable to those of state-of-the-art noble metal catalysts is our ultimate goal.
Yaxiao Guo   +3 more
openaire   +1 more source

Coating Electrode for Oxygen Evolution Reaction

open access: yesInternational Journal of Electrochemical Science, 2019
In this study, β-PbO2-WC composite coatings were synthesized on a substrate using the electrodeposition method in an electrolyte containing Pb2+ and WC particles.
Shiwei He   +6 more
doaj   +1 more source

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