Articles with "electrocatalysts oxygen" as a keyword



Graphitic‐Shell Encapsulation of Metal Electrocatalysts for Oxygen Evolution, Oxygen Reduction, and Hydrogen Evolution in Alkaline Solution

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Published in 2019 at "Advanced Energy Materials"

DOI: 10.1002/aenm.201903215

Abstract: Developing highly efficient, cost effective, and environmentally friendly electrocatalysts for the oxygen evolution reaction (OER), oxygen reduction reaction (ORR), and hydrogen evolution reaction (HER) is of interest for sustainable and clean energy technologies, including metal–air… read more here.

Keywords: shell; oxygen; oxygen evolution; electrocatalysts oxygen ... See more keywords

Crystalline 1D Linear Conjugated Polymers with a Quinoidal Unit As Metal‐Free Electrocatalysts for Oxygen Reduction

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Published in 2024 at "Advanced Energy Materials"

DOI: 10.1002/aenm.202402657

Abstract: Crystalline and soluble 1D linear conjugated polymers (LCPs) have garnered considerable interest as cost‐effective and efficient metal‐free electrocatalysts for the oxygen reduction reaction (ORR) due to their high exposure of catalytic sites and ease of… read more here.

Keywords: conjugated polymers; metal free; electrocatalysts oxygen; oxygen reduction ... See more keywords

P and O Co‐Doped Pt−Co Octahedral Nanocrystals as Highly Active and Stable Electrocatalysts for Oxygen Reduction Reaction

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Published in 2024 at "ChemCatChem"

DOI: 10.1002/cctc.202400260

Abstract: The development of high active and stable Pt−M (M=transition metals) electrocatalysts for oxygen reduction reaction (ORR) is crucial for the commercialization of proton exchange membrane fuel cells (PEMFCs). The main challenge of Pt−M electrocatalysts is… read more here.

Keywords: reduction reaction; active stable; electrocatalysts oxygen; doped octahedral ... See more keywords

Biomass Derived N-Doped Porous Carbon Supported Single Fe Atoms as Superior Electrocatalysts for Oxygen Reduction.

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Published in 2017 at "Small"

DOI: 10.1002/smll.201604290

Abstract: Exploring sustainable and high-performance electrocatalysts for the oxygen reduction reaction (ORR) is the crucial issue for the large-scale application of fuel cell technology. A new strategy is demonstrated to utilize the biomass resource for the… read more here.

Keywords: electrocatalysts oxygen; carbon; biomass; carbon supported ... See more keywords
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Development of Perovskite Oxide-Based Electrocatalysts for Oxygen Evolution Reaction.

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Published in 2021 at "Small"

DOI: 10.1002/smll.202101605

Abstract: Perovskite oxides are studied as electrocatalysts for oxygen evolution reactions (OER) because of their low cost, tunable structure, high stability, and good catalytic activity. However, there are two main challenges for most perovskite oxides to… read more here.

Keywords: electrocatalysts oxygen; oxygen evolution; oxide based; perovskite oxide ... See more keywords

N-doped carbon nanocages: Bifunctional electrocatalysts for the oxygen reduction and evolution reactions

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Published in 2018 at "Nano Research"

DOI: 10.1007/s12274-017-1808-8

Abstract: Highly efficient metal-free, carbon-based, bi-functional electrocatalysts for the oxygen evolution reaction (OER) and oxygen reduction reaction (ORR) have attracted increased attention for use in electrochemical energy conversion systems, owing to their low cost and high… read more here.

Keywords: electrocatalysts oxygen; doped carbon; carbon; microscopy ... See more keywords

Nitrogen-Doped Sponge Ni Fibers as Highly Efficient Electrocatalysts for Oxygen Evolution Reaction

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Published in 2019 at "Nano-Micro Letters"

DOI: 10.1007/s40820-019-0253-5

Abstract: HighlightsFreestanding N-doped sponge Ni micro/nanofibers exhibit a porous sponge structure.An N-doping strategy is adopted to optimize the catalytic activity.γ-NiOOH is identified as active phase by XPS and NEXAFS analyses.AbstractControllable synthesis of highly active micro/nanostructured metal… read more here.

Keywords: evolution reaction; oxygen evolution; sponge; structure ... See more keywords

Tri(Fe/N/F)-doped mesoporous carbons as efficient electrocatalysts for the oxygen reduction reaction

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Published in 2019 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2019.05.095

Abstract: Abstract In recent years, advanced designs of non-precious electrocatalysts, such as those with transition metals and heteroatoms into iron‑nitrogen-doped mesoporous carbon, have been actively studied to replace precious-metal electrocatalysts for oxygen reduction reaction (ORR), which… read more here.

Keywords: oxygen reduction; doped mesoporous; tri doped; reduction reaction ... See more keywords

Facile synthesis of binary NiCoS nanorods supported on nickel foam as efficient electrocatalysts for oxygen evolution reaction

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Published in 2017 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2017.05.235

Abstract: Abstract A facile two-step method has been applied to synthesize novel binary metal NiCoS nanorods supported on nickel foam (NF) as electrocatalysts for oxygen evolution reaction (OER). Firstly, electrodeposition process is conducted to fabricate binary… read more here.

Keywords: electrocatalysts oxygen; supported nickel; nicos nanorods; oxygen evolution ... See more keywords

Controlled development of higher-dimensional nanostructured copper oxide thin films as binder free electrocatalysts for oxygen evolution reaction

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Published in 2020 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2020.04.152

Abstract: Abstract The development of cost-effective and highly efficient electrocatalysts for oxygen evolution reaction (OER) is a grave challenge in water splitting catalysis for the clean and viable production of molecular hydrogen (H2). Herein, we report… read more here.

Keywords: electrocatalysts oxygen; binder free; oxygen evolution; evolution reaction ... See more keywords

Optimized bimetallic nickel-iron phosphides with rich defects as enhanced electrocatalysts for oxygen evolution reaction.

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Published in 2019 at "Journal of colloid and interface science"

DOI: 10.1016/j.jcis.2018.10.099

Abstract: Exploring low-cost and outstanding bimetallic phosphides to substitute noble metals as electrocatalysts for oxygen evolution reaction (OER) in alkaline media is essential for renewable energy technologies. Herein, bimetallic nickel-iron phosphides nanoparticles (P-NiFe-800 NPs) with rich… read more here.

Keywords: electrocatalysts oxygen; nickel; nickel iron; oxygen evolution ... See more keywords