Journal ArticleDOI
Honeycomb-like Ni-Mo-S on Ni foam as superior bifunctional electrocatalyst for hydrogen evolution and urea oxidation
TLDR
In this paper , a simple electrochemical deposition method was designed for the preparation of honeycomb-like nickel-molybdenum-sulfur amorphous microstructures on the nickel foam (labeled as NiMoS/NF), which exhibited excellent electrocatalytic activity for hydrogen evolution reaction (HER) and urea oxidation reaction (UOR).About:
This article is published in Journal of Alloys and Compounds.The article was published on 2022-04-01. It has received 24 citations till now. The article focuses on the topics: Overpotential & Electrocatalyst.read more
Citations
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Journal ArticleDOI
Amorphous Ni(Ⅲ)-based sulfides as bifunctional water and urea oxidation anode electrocatalysts for hydrogen generation from urea-containing water
TL;DR: In this article , a bifunctional Ni(OH)S/Ni(S) catalyst was proposed for an efficient oxygen evolution reaction (OER) and urea oxidation reaction (UOR) as anode water electrolysis reactions, which can be used for hydrogen production using urea-containing water.
Journal ArticleDOI
Fe-doped (Ni,Mn)Co2O4 Nanorod Arrays on Ni Foam as Highly Efficient Electrocatalyst for Oxygen Evolution Reaction in Alkaline and Neutral Conditions with Superb Long-term Stability
TL;DR: In this paper , the authors synthesized Fe-doped (Ni,Mn)Co2O4 nanorod arrays on nickel foam (labeled as FNMCO/NF) via anion-exchange route with subsequent annealing process.
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Electrodeposition of self-supported transition metal phosphides nanosheets as efficient hydrazine-assisted electrolytic hydrogen production catalyst
TL;DR: In this article , NiCo-Fe-P binder-free nanosheets were fabricated using the electrochemical deposition method and used as an effective, stable, and cost-effective electrode for hydrazine-assisted electrochemical hydrogen production.
Journal ArticleDOI
Nickel nanocrystal/sulfur-doped Carbon Composites as Efficient and Stable Electrocatalysts for Urea Oxidation Reaction
TL;DR: In this paper , the Ni@S-C-500 composite was fabricated by the pyrolysis of NiCl 2 @PEDOT−PVA hydrogel and the composite achieved an excellent UOR activity of 177 mA cm −2 in 1 M KOH + 0.33 M urea at 1.656 V, which was 3.75 times more than that of the commercial Pt/C catalyst.
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Heterostructure Engineering of Self-supported Bimetallic Sulfide as an Efficient Bifunctional Electrocatalyst for Overall Water Splitting
TL;DR: In this paper , a self-supported Ni3S2/NiMo2S4-POM/NF hybrid heterostructure with uniform flower-like nanosheets and highly porous for overall water splitting was synthesized via a scalable hydrothermal method followed by a vulcanization treatment.
References
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Journal ArticleDOI
Electrodeposition of hierarchically structured three-dimensional nickel-iron electrodes for efficient oxygen evolution at high current densities.
Xunyu Lu,Chuan Zhao +1 more
TL;DR: The as-prepared three-dimensional structured electrodes developed by electrodepositing amorphous mesoporous nickel–iron composite nanosheets directly onto macroporous nickel foam substrates is the most efficient oxygen evolution electrode in alkaline electrolytes reported to the best of the knowledge.
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Oxygen Reduction Reaction on Pt and Pt Bimetallic Surfaces: A Selective Review
TL;DR: In this article, a review of recent progress in the development of the oxygen reduction reaction (ORR) catalysis on well-defined surfaces is presented, focusing on two type of metallic surfaces: platinum single crystals and bimetallic surfaces based on platinum.
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A review on noble-metal-free bifunctional heterogeneous catalysts for overall electrochemical water splitting
TL;DR: In this paper, the authors reviewed the development of bifunctional catalysts that are active for both the hydrogen evolution reaction and the oxygen evolution reaction (OER) is a key factor in enhancing electrochemical water splitting activity and simplifying the overall system design.
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Nanostructured catalysts for electrochemical water splitting: current state and prospects
TL;DR: In this paper, the authors reviewed the fundamentals of water electrolysis, current popular electrocatalysts developed for cathodic hydrogen evolution reaction and anodic oxygen evolution reaction (OER), and strategies to improve catalytic activity, long-term durability and endurance to electrochemical erosion.
Journal ArticleDOI
Considerations for the scaling-up of water splitting catalysts
Jakob Kibsgaard,Ib Chorkendorff +1 more
TL;DR: A wealth of candidates are being investigated to improve the catalysts found in acidic and alkaline electrolysers as discussed by the authors, and attention should be focused on developing stable water oxidation catalysts with improved intrinsic activity, not only increased geometric activity.