Selenium anion substitution endows manganese sulfide as a bifunctional electrocatalyst for efficient water splitting in alkaline solutions

Chemical Engineering Journal, Journal Year: 2023, Volume and Issue: 459, P. 141610 - 141610

Published: Jan. 31, 2023

Language: Английский

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Next-Generation Green Hydrogen: Progress and Perspective from Electricity, Catalyst to Electrolyte in Electrocatalytic Water Splitting

Nano-Micro Letters, Journal Year: 2024, Volume and Issue: 16(1)

Published: July 5, 2024

Green hydrogen from electrolysis of water has attracted widespread attention as a renewable power source. Among several production methods, it become the most promising technology. However, there is no large-scale system currently that can compete with conventional fossil fuel production. Renewable energy electrocatalytic splitting an ideal technology environmental cleanliness protection and good purity, which meet requirements future development. This review summarizes introduces current status by three aspects: electricity, catalyst electrolyte. In particular, present situation latest progress key sources power, catalytic materials electrolyzers for are introduced. Finally, problems generation electrolytic directions next-generation green in discussed outlooked. It expected this will have important impact on field water.

Language: Английский

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Effects of Electrolyte Ionic Species on Electrocatalytic Reactions: Advances, Challenges, and Perspectives

Advanced Energy Materials, Journal Year: 2023, Volume and Issue: 13(27)

Published: April 27, 2023

Abstract Electrolytes have a profound impact on the chemical environment of electrocatalysis, influencing reaction rate and selectivity products. Experimental theoretical studies extensively investigated interaction mechanisms between electrolyte ions (i.e., alkali metal cations, carbonate anions) reactants or catalyst surface in electrocatalytic reactions such as hydrogen evolution reaction, oxygen reduction water oxidation CO 2 reaction. Past demonstrated noticeable dependence electrochemical activity identity ions. However, few overviews comprehensively specifically discussed effects cations anions common reactions. In order to clarify give more insights this research area, review aims summarize highlight recent progress understanding various ionic species their influence diverse for splitting, H O production, reduction. The challenges perspectives effect electrocatalysis are also presented.

Language: Английский

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Self-supported crystalline-amorphous composites of metal phosphate and NiS for high-performance water electrolysis under industrial conditions

Applied Catalysis B Environment and Energy, Journal Year: 2023, Volume and Issue: 340, P. 123252 - 123252

Published: Sept. 4, 2023

Language: Английский

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CuTe supported on graphitic carbon nitride nanocomposite as an effective electrocatalyst for oxidation of water in basic media

Journal of Electroanalytical Chemistry, Journal Year: 2023, Volume and Issue: 953, P. 118018 - 118018

Published: Dec. 28, 2023

Language: Английский

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Electrochemical Oxidation of Small Molecules for Energy‐Saving Hydrogen Production

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: 14(30)

Published: May 27, 2024

Abstract Electrochemical water splitting is a promising technique for the production of high‐purity hydrogen. Substituting slow anodic oxygen evolution reaction with an oxidation that thermodynamically more favorable enables energy‐efficient Moreover, this approach facilitates degradation environmental pollutants and synthesis value‐added chemicals through rational selection small molecules as substrates. Strategies small‐molecule electrocatalyst design are critical to electrocatalytic performance, focus on achieving high current density, selectivity, Faradaic efficiency, operational durability. This perspective discusses key factors required further advancement, including technoeconomic analysis, new reactor system design, meeting requirements industrial applications, bridging gap between fundamental research practical product detection separation. aims advance development hybrid electrolysis applications.

Language: Английский

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A comprehensive review on the role of hydrogen in renewable energy systems

International Journal of Hydrogen Energy, Journal Year: 2024, Volume and Issue: 82, P. 923 - 951

Published: Aug. 6, 2024

Language: Английский

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Engineering advanced noble-metal-free electrocatalysts for energy-saving hydrogen production from alkaline water via urea electrolysis

Journal of Colloid and Interface Science, Journal Year: 2024, Volume and Issue: 661, P. 629 - 661

Published: Jan. 28, 2024

Language: Английский

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Green hydrogen production by water electrolysis: Current status and challenges

Current Opinion in Green and Sustainable Chemistry, Journal Year: 2024, Volume and Issue: 47, P. 100932 - 100932

Published: May 3, 2024

The scientific and industrial communities worldwide have recently achieved impressive technical advances in developing innovative electrocatalysts electrolysers for water seawater splitting. viability of electrolysis commercial applications, however, remains elusive, the key barriers are durability, cost, performance, materials, manufacturing, system simplicity, especially with regard to running on practical sources like seawater. This paper, therefore, primarily aims provide a concise overview most recent disruptive water-splitting technologies materials that could reshape future green hydrogen production. Starting from fundamentals, durable efficient modern types electrolysers, such as decoupled unconventional hybrid been represented precisely annotated this report. Outlining splitting, paper can help quick guide identifying gap knowledge while pointing out solutions cost-effective production meet zero-carbon targets short near term.

Language: Английский

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High‐Surface Area Mesoporous Sc₂O₃ with Abundant Oxygen Vacancies as New and Advanced Electrocatalyst for Electrochemical Biomass Valorization

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(16)

Published: Jan. 15, 2024

Abstract Scandium oxide (Sc 2 O 3 ) is considered as omnipotent “Industrial Ajinomoto” and holds promise in catalytic applications. However, rarely little attention paid to its electrochemistry. Here, the first nanocasting design of high‐surface area Sc with abundant oxygen vacancies (mesoporous V ‐Sc for efficient electrochemical biomass valorization reported. In case electro‐oxidation 5‐hydroxymethylfurfural (HMF) 2,5‐furandicarboxylic acid (FDCA), quantitative HMF conversion, high yield, faradic efficiency FDCA via hydroxymethylfurancarboxylic pathway are achieved by this advanced electrocatalyst. The beneficial effect on electrocatalytic performance mesoporous revealed enhanced adsorption reactants reduced energy barrier process. concerted design, situ ex experimental studies theoretical calculations shown work should shed light rational elaboration electrocatalysts, contribute establishment a circular carbon economy since bio‐plastic monomer green hydrogen efficiently synthesized.

Language: Английский

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