Development of Electrochemical Water Splitting with Highly Active Nanostructured NiFe Layered Double Hydroxide Catalysts: A Comprehensive Review

Catalysts, Journal Year: 2025, Volume and Issue: 15(3), P. 293 - 293

Published: March 20, 2025

Electrochemical water splitting is a feasible and effective method for attaining hydrogen, offering mechanism renewable energy solutions to combat the world’s crises due scarcity of fossil fuels. Evidently, viability stability electrocatalysts are fundamental electrochemical water-splitting process. However, net efficiency this process noticeably hindered by kinetic drawbacks related OER. Hence, NiFe LDH has been widely used as highly efficient OER HER catalyst material its unique nanostructure, tunable composition, favorable electronic structure. This review offers systematic analysis latest progress in fabrication functional catalysts associated strategies, structure optimizations, performance improvements. Special emphasis given understanding role nanostructure engineering increasing active site accessibility, enhancing effectiveness subsequent electron transfer, boosting intrinsic catalytic activity Moreover, we discuss influence doping, defects, formation heterostructures with other materials on activities LDHs. Additional accounts basic structures provided, along an enhanced theoretical based DFT studies LDH. limitations potential developments work focus need existing synthesis approaches, catalysts, their insertion into working processes. comprehensive current state research use foster improved development sustainable hydrogen sources future.

Language: Английский

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Phosphidation of Cu²⁺ Ions Loaded HKUST-1 to Derive Cu₃P/C Nanomaterials for Electrocatalytic Carbon Dioxide Reduction

ACS Applied Energy Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Nov. 18, 2024

Developing effective electrocatalysts for the conversion of CO2 to CO is essential enhancing global carbon cycle. In this article, we report synthesis Cu3P/C nanomaterials, derived from copper-based MOF (HKUST-1), using a novel phosphidation method. To enhance copper contents in final material, HKUST-1 impregnated Cu2+ solutions various concentrations, followed by phosphidation. Cu3P nanoparticles fully embedded hierarchical have been confirmed transmission electron microscopy. These exhibit remarkable efficiency reduction CO. Among synthesized electrocatalysts, optimal electrocatalyst, i.e., (5 M) demonstrates outstanding performance, which shows 88% Faradaic production. It also low overpotential (η) only 177 mV, high current density (j) 60 mA cm–2, and long-term stability over 20 h at potentials 0.1 M KHCO3 medium, making it an excellent choice applications. The catalyst's exceptional selectivity converting further validated qualitative detection PdCl2 strips

Language: Английский

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Nanoflower-like Fe-doped CoP as highly efficient catalyst for alkaline hydrogen evolution reaction

Journal of Electroanalytical Chemistry, Journal Year: 2025, Volume and Issue: unknown, P. 119116 - 119116

Published: April 1, 2025

Language: Английский

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Exploring the electrocatalytic properties of binder-free RGO/MoS2 heterostructure for hydrogen evolution reaction

Materials Science and Engineering B, Journal Year: 2025, Volume and Issue: 318, P. 118292 - 118292

Published: April 11, 2025

Language: Английский

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Electric field-assisted synthesis of multivalent WO3-x coupling with carbon nanotubes for promoting (photo-)electrocatalytic oxygen evolution reaction

International Journal of Hydrogen Energy, Journal Year: 2025, Volume and Issue: 127, P. 903 - 911

Published: April 18, 2025

Language: Английский

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Rational Designing of NiO Nanoparticles Anchored with PEG-WO3 for Enhanced Water Oxidation Performance

Polymers, Journal Year: 2025, Volume and Issue: 17(9), P. 1281 - 1281

Published: May 7, 2025

The electrochemical water splitting method is widely regarded as an efficient and sustainable approach for producing high-purity hydrogen in environmentally friendly manner. Cost-effective electrocatalysts are essential augmenting the electrocatalytic oxidation reaction. Herein, PEG-WO3-NiO electrocatalyst acknowledged attaining oxygen evolution reaction (OER) performances alkaline conditions. NiO nanoparticles anchored themselves to PEG-WO3‘s surface produced effective interfacial contact between materials. Among various compositions, optimized ratio of exhibits a low overpotential 349.7 mV at current density 10 mA cm−2 Tafel slope 71.22 dec−1 OER 1 M KOH. Additionally, demonstrates excellent stability, maintaining its performance even after 5000 cyclic voltammetry (CV) cycles chronopotentiometry analysis. Given durability high electrochemically active area, contributes advancement cost-effective scalable solutions applications.

Language: Английский

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Electrochemical hydrogen evolution reaction enhanced by dynamic bubble-template synthesized CoP/NiCu/cu catalysts

Journal of Electroanalytical Chemistry, Journal Year: 2025, Volume and Issue: unknown, P. 119188 - 119188

Published: May 1, 2025

Language: Английский

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Development of a novel multiphase Ni–Fe–O–S/NF bifunctional catalyst for efficient overall water splitting

International Journal of Hydrogen Energy, Journal Year: 2024, Volume and Issue: 101, P. 258 - 268

Published: Dec. 31, 2024

Language: Английский

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Boosting the electrocatalytic performance of Co2P/Ni3S2 heterostructure for efficient water splitting

International Journal of Hydrogen Energy, Journal Year: 2024, Volume and Issue: 91, P. 683 - 692

Published: Oct. 17, 2024

Language: Английский

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