Articles with "urea electrooxidation" as a keyword



Catalytic urea electrooxidation on nickel‐metal hydroxide foams for use in a simplified dialysis device

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Published in 2024 at "AIChE Journal"

DOI: 10.1002/aic.18547

Abstract: Electrocatalytic urea removal is a promising technology for artificial kidney dialysis and wastewater treatment. Urea electrooxidation was studied on nickel electrocatalysts modified with Cr, Mo, Mn, and Fe. Mass transfer limits were observed for urea… read more here.

Keywords: urea electrooxidation; simplified dialysis; hydroxide; catalytic urea ... See more keywords

Rational design of NiCo2S4 nanowire arrays on nickle foam as highly efficient and durable electrocatalysts toward urea electrooxidation

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Published in 2019 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2018.10.225

Abstract: Abstract A 3D NiCo2S4 nanowire arrays directly grown on Ni foam electrode (NiCo2S4/NF) is prepared by two-step simple hydrothermal process. The morphology and phase composition of NiCo2S4/NF are characterized by scanning electron microscopy (SEM), transmission… read more here.

Keywords: urea electrooxidation; nico2s4 nanowire; nanowire arrays; microscopy ... See more keywords

Nickel-Rhodium bimetallic dispersions supported on nickel foam as the efficient catalyst for urea electrooxidation in alkaline medium

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Published in 2020 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2019.135211

Abstract: Abstract The nickel-rhodium bimetallic dispersions supported on nickel foam (Ni–Rh/Ni foam) are prepared by the hydrogen-bubble templated electrodeposition of nickel on nickel foam (Ni/Ni foam) and the subsequent electrodeposition of rhodium on Ni/Ni foam. The… read more here.

Keywords: foam; urea electrooxidation; nickel foam; nickel rhodium ... See more keywords

Highly selective urea electrooxidation coupled with efficient hydrogen evolution

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-024-50343-8

Abstract: Electrochemical urea oxidation offers a sustainable avenue for H2 production and wastewater denitrification within the water-energy nexus; however, its wide application is limited by detrimental cyanate or nitrite production instead of innocuous N2. Herein we… read more here.

Keywords: evolution; urea electrooxidation; highly selective; electrooxidation coupled ... See more keywords

Hydrothermal synthesis of Mn3O4 nanorods modified indium tin oxide electrode as an efficient nanocatalyst towards direct urea electrooxidation

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Published in 2022 at "PLoS ONE"

DOI: 10.1371/journal.pone.0272586

Abstract: Control fabrication of metal-oxide nanocatalysts for electrochemical reactions has received considerable research attention. Here, manganese oxide (Mn3O4) nanorods modified indium tin oxide (ITO) electrodes were prepared based on the in-situ one-step hydrothermal methods. The nanorods… read more here.

Keywords: mn3o4 nanorods; nanorods modified; urea electrooxidation; tin oxide ... See more keywords