Highly Active Nanoperovskite Catalysts for Oxygen Evolution Reaction: Insights into Activity and Stability of Ba0.5Sr0.5Co0.8Fe0.2O2+δ and PrBaCo2O5+δ
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DOI: 10.1002/adfm.201804355
Abstract: It is shown that producing PrBaCo2O5 and Ba0.5Sr0.5Co0.8Fe0.2O3 nanoparticle by a scalable synthesis method leads to high mass activities for the oxygen evolution reaction with outstanding improvements by 10 and 50 times, respectively, compared to… read more here.
Keywords: evolution; oxygen evolution; ba0 5sr0; 5sr0 5co0 ... See more keywords
Constructing Conductive Interfaces between Nickel Oxide Nanocrystals and Polymer Carbon Nitride for Efficient Electrocatalytic Oxygen Evolution Reaction
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DOI: 10.1002/adfm.201904020
Abstract: Combining transition metal oxide catalysts with conductive carbonaceous material is a feasible way to improve the conductivity. However, the electrocatalytic performance is usually not distinctly improved because the interfacial resistance between metal oxides and carbon… read more here.
Keywords: carbon nitride; carbon; oxygen evolution; metal ... See more keywords
High‐Performance Metal‐Free Nanosheets Array Electrocatalyst for Oxygen Evolution Reaction in Acid
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DOI: 10.1002/adfm.202003000
Abstract: Development of low cost electrocatalysts with outstanding catalytic activity and stability for oxygen evolution reaction (OER) in acid is a major challenge to produce hydrogen energy from water splitting. Herein, a novel metal‐free electrocatalyst consisting… read more here.
Keywords: nanosheets array; oxygen evolution; metal free; evolution reaction ... See more keywords
Recent Progress in the Development of Screening Methods to Identify Electrode Materials for the Oxygen Evolution Reaction
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DOI: 10.1002/adfm.202005060
Abstract: The oxygen evolution reaction (OER) limits the performance of proton‐exchange membrane electrolyzers since substantial overpotentials of several hundred millivolts are required for the formation of gaseous oxygen at the anode to reach satisfying current densities.… read more here.
Keywords: oxygen evolution; electrode materials; evolution reaction; screening methods ... See more keywords
Nanoporous Surface High‐Entropy Alloys as Highly Efficient Multisite Electrocatalysts for Nonacidic Hydrogen Evolution Reaction
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DOI: 10.1002/adfm.202009613
Abstract: Electrocatalytic hydrogen evolution in alkaline and neutral media offers the possibility of adopting platinum‐free electrocatalysts for large‐scale electrochemical production of pure hydrogen fuel, but most state‐of‐the‐art electrocatalytic materials based on nonprecious transition metals operate at… read more here.
Keywords: hydrogen evolution; surface; hydrogen; high entropy ... See more keywords
2D Transition Metal Dichalcogenides‐Based Electrocatalysts for Hydrogen Evolution Reaction
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DOI: 10.1002/adfm.202208994
Abstract: Hydrogen is an efficient, clean, and economical energy source, owing to its huge energy density. Electrochemical water splitting is a potential candidate for inexpensive and eco‐friendly hydrogen production. Recently, the development of 2D transition metal… read more here.
Keywords: transition metal; electrocatalysts hydrogen; evolution reaction; hydrogen evolution ... See more keywords
Revealing the Contribution of Individual Factors to Hydrogen Evolution Reaction Catalytic Activity.
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DOI: 10.1002/adma.201706076
Abstract: For the electrochemical hydrogen evolution reaction (HER), the electrical properties of catalysts can play an important role in influencing the overall catalytic activity. This is particularly important for semiconducting HER catalysts such as MoS2 ,… read more here.
Keywords: individual factors; hydrogen evolution; evolution reaction; catalytic activity ... See more keywords
Efficient Hydrogen Evolution Reaction Catalysis in Alkaline Media by All-in-One MoS2 with Multifunctional Active Sites.
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DOI: 10.1002/adma.201707105
Abstract: MoS2 becomes an efficient and durable nonprecious-metal electrocatalyst for the hydrogen evolution reaction (HER) when it contains multifunctional active sites for water splitting derived from 1T-phase, defects, S vacancies, exposed Mo edges with expanded interlayer… read more here.
Keywords: active sites; one mos2; hydrogen evolution; mos2 ... See more keywords
Tracking Structural Self-Reconstruction and Identifying True Active Sites toward Cobalt Oxychloride Precatalyst of Oxygen Evolution Reaction.
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DOI: 10.1002/adma.201805127
Abstract: Unravelling the intrinsic mechanism of electrocatalytic oxygen evolution reaction (OER) by use of heterogeneous catalysts is highly desirable to develop related energy conversion technologies. Albeit dynamic self-reconstruction of the catalysts during OER is extensively observed,… read more here.
Keywords: reconstruction; self reconstruction; oxygen evolution; cobalt oxychloride ... See more keywords
Graphene Nanoarchitectonics: Recent Advances in Graphene-Based Electrocatalysts for Hydrogen Evolution Reaction.
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DOI: 10.1002/adma.201903415
Abstract: Under the double pressures of both the energy crisis and environmental pollution, the exploitation and utilization of hydrogen, a clean and renewable power resource, has become an important trend in the development of sustainable energy-production… read more here.
Keywords: graphene based; hydrogen evolution; recent advances; evolution reaction ... See more keywords
Lattice-Strain Engineering for Heterogeneous Electrocatalytic Oxygen Evolution Reaction.
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DOI: 10.1002/adma.202209876
Abstract: The energy efficiency of metal-air batteries and water-splitting techniques is severely constrained by multiple electronic transfers in the heterogeneous oxygen evolution reaction (OER), and the high overpotential induced by the sluggish kinetics has become an… read more here.
Keywords: oxygen evolution; strain engineering; strain; evolution reaction ... See more keywords