Scaling Up Stability: Navigating from Lab Insights to Robust Oxygen Evolution Electrocatalysts for Industrial Water Electrolysis

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Aug. 29, 2024

Abstract In the pursuit of sustainable hydrogen production via water electrolysis, paramount importance electrocatalyst stability emerges as a defining factor for long‐term industrial viability. A thorough understanding and enhancement not only ensure extended catalyst lifetimes but also pave way consistent efficient generation. This review focuses on pivotal role in determining practical viability oxygen evolution electrocatalysts (OECs) large‐scale applications electrolysis production. The paper explores over initial activity, citing examples hypothetical scenarios. First, figures merits evaluation are explained along with available benchmarking protocols evaluation. Further, text delves into various strategies that can enhance which include self‐healing/regeneration pathway, reaction (OER) mechanism optimization to achieve highly stable OER stabilization active metals atoms within inhibit dissolution forward application. interplay stability, cost is suit application electrocatalyst. Lastly, it outlines challenges, prospects, future directions, presenting guide advancing OECs generation landscape.

Language: Английский

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NiFe‐Based Electrocatalysts for Alkaline Oxygen Evolution: Challenges, Strategies, and Advances Toward Industrial‐Scale Deployment

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Oct. 2, 2024

Abstract Developing high‐efficiency alkaline water splitting technology holds great promise in potentially revolutionizing the traditional petrochemical industry to a more sustainable hydrogen economy. Importantly, oxygen evolution reaction (OER) accompanied at anode is considered as critical bottleneck terms of both complicated mechanism and sluggish kinetics, requiring rational design OER electrocatalysts elucidate structure‐performance relationship reduce applied overpotential. As benchmarked non‐precious metal candidate, NiFe‐based have gained enormous attention due low‐cost, earth‐abundance, remarkable intrinsic activity, which are expected be implemented industrial splitting. In this contribution, comprehensive overview provided, starting with fundamental mechanisms, evaluation metrics, synthetic protocols. Subsequently, basic principles corresponding regulatory strategies summarized following sequence substrate‐catalyst‐electrolyte efficient robust toward industrial‐scale deployment. Perspectives on remaining challenges instructive opportunities booming field finally discussed.

Language: Английский

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Long-term stability for anion exchange membrane water electrolysis: recent development and future perspectives

Deleted Journal, Journal Year: 2025, Volume and Issue: 5, P. 100024 - 100024

Published: Jan. 9, 2025

Language: Английский

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Modulation of Electrochemical Reactions through External Stimuli: Applications in Oxygen Evolution Reaction and Beyond

ACS Nano, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 29, 2025

Electrochemical water splitting is a promising method for generating green hydrogen gas, offering sustainable approach to addressing global energy challenges. However, the sluggish kinetics of anodic oxygen evolution reaction (OER) poses great obstacle its practical application. Recently, increasing attention has been focused on introducing various external stimuli modify OER process. Despite significant enhancement in catalytic performance, an in-depth understanding origin superior activity contributed by remains elusive, which significantly hinders further development highly efficient and durable electrolyzed devices. Herein, this review systematically summarizes recent advancements stimuli, including photon irradiation, applied magnetic field, thermal heating, etc., boost activities. In particular, underlying mechanisms promote species transfer, electronic structure electrocatalysts, accelerate structural reconstruction are highlighted. Additionally, applications other electrocatalytic reactions also presented. Finally, several remaining challenges future opportunities discussed, providing insights that could study support rational design storage conversion

Language: Английский

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Surfactant-metal-organic framework complexes and their derivatives: advances in electrocatalysis

Science China Chemistry, Journal Year: 2024, Volume and Issue: 67(10), P. 3209 - 3222

Published: Aug. 14, 2024

Language: Английский

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Ion exchange in metal-organic frameworks and their derivatives: a facile strategy for enhanced water splitting

Materials Today Energy, Journal Year: 2024, Volume and Issue: 44, P. 101595 - 101595

Published: May 9, 2024

Language: Английский

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Advances in the mechanism investigation for the oxygen evolution reaction: fundamental theory and monitoring techniques

Materials Chemistry Frontiers, Journal Year: 2023, Volume and Issue: 8(3), P. 603 - 626

Published: Oct. 30, 2023

Fundamental theory and monitoring techniques of the OER mechanism: a review.

Language: Английский

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Synergetic engineering of Zeolitic Imidazolate framework for efficient oxygen evolution reaction

Emergent Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 10, 2025

Language: Английский

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Phosphorus and Cobalt Codoped Transition-Metal Oxides with Accelerated Surface Reconstruction for Efficient Alkaline Oxygen Evolution Reactions

Langmuir, Journal Year: 2025, Volume and Issue: unknown

Published: March 4, 2025

Developing highly efficient nonprecious metal catalysts for oxygen evolution reactions (OERs) is crucial the development of water electrolysis; however, these face challenges such as high overpotential and insufficient durability at current densities. In this study, we successfully prepared ordered needlelike structured Co-Fe hydroxide with F-ion immersion (Fe/Co(OH)F) on surface nickel foam explored synergistic strengthening effects Mo cation doping P anion doping. The structure Fe/Co(OH)F was destroyed during phosphating calcination process, while transformed it into a rough platelike structure. By combining treatment, obtained Fe/F-MoCo-POx catalyst presented crystalline-amorphous heterostructure morphology enhanced OER performance. At density 200 mA cm-2, exhibited an 300 mV without i-R compensation maintained potential decay rate only 0.16 h-1 after 560 h test. Electrochemical testing combined phase composition analysis revealed that induced formation amorphous layer hypophosphite Fe(PO3)3, which found to undergo exchange *OH electrochemical testing. This reconstruction thus formed rich -OH catalytic Fe/F-MoCo-POx, then remarkably lowered boosted kinetics, surpassing most state-of-the-art electrocatalysts. finding underscores effect in forming heterostructure, boosts alkaline performance, aiding cost reduction improvement hydrogen production efficiency through electrolysis

Language: Английский

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Advances and Challenges in Perovskite Oxide Design for High‐Performance Zinc–Air Batteries: Integrating Experimental Strategies and Machine Learning

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: March 11, 2025

Abstract Rechargeable zinc–air batteries (ZABs) have emerged as highly promising energy storage systems due to their exceptional theoretical density, high power cost‐effectiveness, and environmental safety. The current focus of ZAB research is on developing high‐performance bifunctional oxygen electrocatalysts. Among these, perovskite oxide, a transition metal oxide with tunable electronic structures intrinsic catalytic activity, has gained significant attention for its application in ZABs. Recently, advancements introduced various strategies enhance the activity stability oxides. In this review, design oxides from both experimental perspectives systematically examined. strategy electrocatalysts first summarized, including composition strategy, morphology regulation, heteroatom doping, vacancy. Furthermore, latest advances machine learning screening special properties storage/conversion devices, especially ZABs, are presented. Finally, insights into future development ZABs offered, aiming provide comprehensive guideline precise metal–air batteries.

Language: Английский

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