Articles with "onion like" as a keyword



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Onion-like carbon-modified TiO2 coating by suspension plasma spray with enhanced photocatalytic performances

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Published in 2019 at "Journal of Nanoparticle Research"

DOI: 10.1007/s11051-019-4633-z

Abstract: Onion-like carbon (OLC), a novel carbonaceous nanomaterial, has already attracted widespread concern due to its exceptional physicochemical properties. In this work, OLC nanoparticles (5–10 nm in diameter) were used as additives to fabricate nanotitania (TiO2)… read more here.

Keywords: tio2 coating; plasma spray; like carbon; onion like ... See more keywords
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Enhanced Thermal Properties of Novel Latent Heat Thermal Storage Material Through Confinement of Stearic Acid in Meso-Structured Onion-Like Silica

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Published in 2017 at "JOM"

DOI: 10.1007/s11837-017-2525-1

Abstract: Meso-structured onion-like silica (MOS), which had a highly ordered, onion-like multilayer; large surface area and pore volume; and highly curved mesopores, were synthesized as a support for stearic acid (SA) to develop a novel shape-stabilized… read more here.

Keywords: meso structured; structured onion; latent heat; onion like ... See more keywords
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Onion-like carbon as dopant/modification-free electrocatalyst for [VO]2+/[VO2]+ redox reaction: Performance-control mechanism

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Published in 2018 at "Carbon"

DOI: 10.1016/j.carbon.2017.10.073

Abstract: Abstract We investigate the application of the onion-like carbon (OLC) as an electrocatalyst for [VO]2+/[VO2]+ redox flow reaction; its performance (electrocatalytic activity and reversibility) strongly increases with the synthesis to peak at 1800 °C in 1000–2000 °C… read more here.

Keywords: carbon; mechanism; like carbon; electrocatalyst vo2 ... See more keywords
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Onion-like crystalline WS2 nanoparticles anchored on graphene sheets as high-performance anode materials for lithium-ion batteries

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Published in 2019 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2019.122033

Abstract: Abstract In this study, onion-like crystalline WS2 nanoparticles uniformly anchored on graphene sheets (WS2@Gs) were prepared via ball milling using WO3 nanoparticles and graphene and subsequent sulfidation. They were then employed as high-performance anode materials… read more here.

Keywords: performance; anode materials; ws2; ws2 nanoparticles ... See more keywords
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FeS@onion-like carbon nanocapsules embedded in amorphous carbon for the lithium ion batteries with excellent cycling stability

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Published in 2018 at "Ceramics International"

DOI: 10.1016/j.ceramint.2018.04.203

Abstract: Abstract The development of lithium ion battery with long-term cycle stability is considered to be a prerequisite for commercialization. Onion-like carbon coated FeS nanocapsules embedded in amorphous carbon (FeS@OLC/a-C) is designed and one-step developed via… read more here.

Keywords: carbon; amorphous carbon; onion like; stability ... See more keywords
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FeSn2/defective onion-like carbon core-shell structured nanocapsules for high-frequency microwave absorption

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Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2016.11.167

Abstract: Abstract The rapid development of microelectric devices has stimulated the research interest of GHz frequency electromagnetic wave absorbing materials. FeSn 2 /defective onion-like carbon core-shell structured nanocapsules have been synthesized by an arc-discharge method, in… read more here.

Keywords: carbon; core shell; defective onion; like carbon ... See more keywords
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High strength and high ductility in nickel matrix nanocomposites reinforced by carbon nanotubes and onion-like-carbon hybrid reinforcements

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Published in 2020 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2019.152303

Abstract: Abstract Carbon nanotubes (CNTs) and onion-like-carbon (OLC) hybrid reinforced nickel (Ni) matrix nanocomposites were prepared by spark plasma sintering technique under 1100 °C and 70 MPa using Ni powders with various amounts of CNTs (0.25–1.0 wt%). The microstructures… read more here.

Keywords: carbon; carbon nanotubes; like carbon; onion like ... See more keywords
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Molten-salt-assisted synthesis of onion-like Co/CoO@FeNC materials with boosting reversible oxygen electrocatalysis for rechargeable Zn-air battery.

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

DOI: 10.1016/j.jcis.2021.03.145

Abstract: A melt-salt-assisted method is utilized to construct an onion-like hybrid with Co/CoO nanoparticles embedded in graphitic Fe-N-doped carbon shells (Co/CoO@FeNC) as a bifunctional electrocatalyst. The iron-polypyrrole (Fe-PPy) is firstly prepared with a reverse emulsion. Direct… read more here.

Keywords: onion like; fenc; salt; coo fenc ... See more keywords
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Pollutant Diesel Soot Derived Onion-like Nanocarbons for the Adsorption of Organic Dyes and Environmental Assessment of Treated Wastewater

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Published in 2020 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.0c01267

Abstract: The presented finding offers a sustainable approach for the successful utilization of the pollutant soot in the form of waste black carbon (BC), collected from the exhausts of a diesel engine as an... read more here.

Keywords: diesel soot; pollutant diesel; soot derived; onion like ... See more keywords
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Synthesis of Onion–Like δ-MoN Catalyst for Selective Hydrogenation

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Published in 2017 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.7b05460

Abstract: Synthesis of base metal catalysts with well-defined structure and morphology is highly desired to achieve high catalytic performance for clean energy and green chemistry applications. However, in most catalyst synthesis, it is challenging to control… read more here.

Keywords: selective hydrogenation; chemistry; synthesis; onion like ... See more keywords
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Onion-like Carbons Provide a Favorable Electrocatalytic Platform for the Sensitive Detection of Tramadol Drug

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Published in 2022 at "ACS Omega"

DOI: 10.1021/acsomega.2c05722

Abstract: This work reports the first study on the possible application of nanodiamond-derived onion-like carbons (OLCs), in comparison with conductive carbon black (CB), as an electrode platform for the electrocatalytic detection of tramadol (an important drug… read more here.

Keywords: sensitive detection; onion like; detection; detection tramadol ... See more keywords