Articles with "urea electrolysis" as a keyword



Vanadium-Doped Ni3S2: Morphological Evolution for Enhanced Industrial-Scale Water and Urea Electrolysis.

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Published in 2024 at "ChemSusChem"

DOI: 10.1002/cssc.202401371

Abstract: We report the V-Ni3S2 self-supported catalytic network with optimized morphology grown directly on nickel foam (NF) by the one-step hydrothermal technique for water and urea electrolysis at industrial scale hydrogen generation. The morphology of Ni3S2… read more here.

Keywords: cm2; water; water urea; cell ... See more keywords

Regulating the Electronic Structure of Tungsten Carbide‐Induced Co(OH)2 for Efficient Water and Urea Electrolysis in Hydrogen Production from Urea‐Containing Water

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Published in 2025 at "Small Methods"

DOI: 10.1002/smtd.202501189

Abstract: Urea oxidation reaction (UOR) is considered a capable method for simultaneously producing hydrogen and treating urea‐rich wastewater. The development of well‐designed, high‐performance electrocatalysts is crucial for efficient urea oxidation. In this study, a tungsten carbide… read more here.

Keywords: water; urea electrolysis; hydrogen; hydrogen production ... See more keywords

One-step electrodeposited NiFeMo hybrid film for efficient hydrogen production via urea electrolysis and water splitting

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Published in 2021 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2021.149514

Abstract: Abstract Urea electrolysis as a promising approach to highly effective and energy-saving hydrogen production, is gaining increasing attention to cope with the global energy crisis and environmental issues. In this study, we report a NiFeMo… read more here.

Keywords: nifemo hybrid; hydrogen production; urea electrolysis;
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Achieving low-energy consumption water-to-hydrogen conversion via urea electrolysis over a bifunctional electrode of hierarchical cuprous sulfide@nickel selenide nanoarrays.

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Published in 2021 at "Journal of colloid and interface science"

DOI: 10.1016/j.jcis.2021.02.038

Abstract: Replacing sluggish oxygen evolution reaction with thermodynamically favorable urea oxidation reaction is a promising strategy for hydrogen-generation from water with low-energy consumption. However, the involved six-electron transfer process makes it formidable and seems critical. Hence,… read more here.

Keywords: energy consumption; hydrogen; water; low energy ... See more keywords

Crystalline-Amorphous Ni3S2-NiMoO4 Heterostructure for Durable Urea Electrolysis-Assisted Hydrogen Production at High Current Density.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c11238

Abstract: Developing bifunctional catalysts with good performance at a high current density for the urea oxidation reaction (UOR) and the hydrogen evolution reaction (HER) can effectively relieve the severe environmental and energy pressures. Herein, amorphous NiMoO4… read more here.

Keywords: current density; high current; ni3s2 nimoo4; urea electrolysis ... See more keywords

Co2P-NiMoN/NF Heterostructure Nanorod Arrays as Efficient Bifunctional Electrocatalysts for Urea Electrolysis.

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Published in 2025 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.4c22180

Abstract: Electrolysis of water represents an effective method for the generation of high-purity hydrogen. Nevertheless, the anodic oxygen evolution reaction (OER) exhibits slow kinetics, which leads to a high electrolytic potential and induces excessive energy consumption.… read more here.

Keywords: co2p nimon; water; heterostructure; urea electrolysis ... See more keywords

Transition metal atom M (M = Fe, Co, Cu, Cr) doping and oxygen vacancy modulated M-Ni5P4-NiMOH nanosheets as multifunctional electrocatalysts for efficient overall water splitting and urea electrolysis reaction.

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Published in 2022 at "Dalton transactions"

DOI: 10.1039/d2dt02673b

Abstract: It is significant to develop reasonable and efficient hydrogen evolution reaction catalysts to alleviate the energy crisis, yet challenging to produce hydrogen through the electrolysis of water and urea. In this work, the dual control… read more here.

Keywords: doping oxygen; reaction; water; electrolysis ... See more keywords

Cu-induced NiCu-P and NiCu-Pi with multilayered nanostructures as highly efficient electrodes for hydrogen production via urea electrolysis.

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Published in 2022 at "Nanoscale"

DOI: 10.1039/d2nr04409a

Abstract: Since urea is commonly present in domestic sewage and industrial wastewater, its use in hydrogen production by electrolysis can simultaneously help in water decontamination. To achieve this goal, the development of highly active and inexpensive… read more here.

Keywords: hydrogen production; induced nicu; electrolysis; nicu nicu ... See more keywords

The effect of tensile strain in Pd-Ni core-shell nanocubes with tuneable shell thickness on urea electrolysis selectivity.

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Published in 2023 at "Nanoscale"

DOI: 10.1039/d2nr05950a

Abstract: Expanding our understanding of the structure-performance relationship in nanoscale electrocatalysts for urea electrolysis is crucial for efficient urea waste treatment and concomitant cathodic hydrogen production or CO2 reduction. Here, we elucidate the effect of the… read more here.

Keywords: effect; core shell; shell nanocubes; strain core ... See more keywords

Recent Development of Nickel-Based Electrocatalysts for Urea Electrolysis in Alkaline Solution

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Published in 2022 at "Nanomaterials"

DOI: 10.3390/nano12172970

Abstract: Recently, urea electrolysis has been regarded as an up-and-coming pathway for the sustainability of hydrogen fuel production according to its far lower theoretical and thermodynamic electrolytic cell potential (0.37 V) compared to water electrolysis (1.23… read more here.

Keywords: alkaline solution; electrocatalysts urea; nickel based; electrolysis alkaline ... See more keywords