Articles with "hollow sphere" as a keyword



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YSZ Hollow Sphere Photonic Glasses: Tailoring Optical Properties for Highly Saturated Non‐Iridescent Structural Coloration

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Published in 2019 at "Advanced Optical Materials"

DOI: 10.1002/adom.201900428

Abstract: Non‐iridescent structural colors can be obtained by the disordered arrangement of monodisperse spheres, a so‐called photonic glass (PhG), in which the structure is designed to reflect or transmit light at specific wavelengths depending on the… read more here.

Keywords: hollow sphere; iridescent structural; non iridescent; optical properties ... See more keywords
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One-pot synthesis of hematite-alumina hollow sphere composite by ultrasonic spray pyrolysis technique with high adsorption capacity toward PAHs

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Published in 2021 at "Advanced Powder Technology"

DOI: 10.1016/j.apt.2021.02.015

Abstract: Abstract A hybrid nanocomposite of alumina and hematite was synthesized by ultrasonic spray pyrolysis technique. The study of microscopic images, mapping analysis, and XRD patterns revealed that the Al2O3 – Fe2O3 nanocomposite was composed of… read more here.

Keywords: spray pyrolysis; ultrasonic spray; adsorption; hollow sphere ... See more keywords
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A layered hollow sphere architecture of iridium-decorated carbon electrode for oxygen evolution catalysis

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Published in 2017 at "Carbon"

DOI: 10.1016/j.carbon.2016.12.088

Abstract: Abstract Here, we introduce a layered hollow sphere (LHS) architecture of iridium-decorated carbon electrode. The electrode was prepared by coating of a solution composed of graphene oxide (GO), IrCl3, and polystyrene bead followed by subsequent… read more here.

Keywords: hollow sphere; layered hollow; carbon; iridium decorated ... See more keywords
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Structure-switchable mesoporous carbon hollow sphere framework toward sensitive microwave response

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Published in 2020 at "Carbon"

DOI: 10.1016/j.carbon.2020.02.011

Abstract: Abstract Mesoporous carbon hollow sphere (MCHS) is one of the most significant functional materials in various fields. Unfortunately, systematically regulating microstructure of MHCS has been rarely investigated so far. In this work, using one unique… read more here.

Keywords: hollow sphere; mesoporous carbon; carbon; structure switchable ... See more keywords
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Highly dispersed Pd nanoparticles hybridizing with 3D hollow-sphere g-C3N4 to construct 0D/3D composites for efficient photocatalytic hydrogen evolution

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Published in 2019 at "Journal of Catalysis"

DOI: 10.1016/j.jcat.2019.09.007

Abstract: Abstract Herein, 3D hollow-sphere structure graphitic carbon nitride (g-C3N4) with large specific surface area and high porosity is synthesized through a mild, heat polymerization, template-free route. The as-prepared hollow-sphere structure can be used as a… read more here.

Keywords: hollow sphere; hydrogen evolution; photocatalytic hydrogen;

Three-dimensional vibrations of multilayered hollow spheres submerged in a complex fluid

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Published in 2019 at "Journal of Fluid Mechanics"

DOI: 10.1017/jfm.2019.681

Abstract: Fluid–structure interaction is fundamental to the characteristics of the induced flows due to the motion of structures in fluids and also is crucial to the performance of submerged structures. This paper presents a three-dimensional analytical… read more here.

Keywords: three dimensional; hollow sphere; multilayered hollow; fluid ... See more keywords
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Phenyl Bridged Graphitic Carbon Nitride with Porous and Hollow Sphere Structure to Enhance Dissociation of Photogenerated Charge Carriers and Visible-Light-Driven H2 Generation.

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Published in 2020 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.0c11578

Abstract: Graphitic carbon nitride (CN) suffers from rapid recombination of photoexcited charges due to the existed highly symmetrical tri-s-triazine ring and long charge diffusion path, resulting in its moderate photocatalytic activity. The bridged phenyl embedded in… read more here.

Keywords: hollow sphere; porous hollow; graphitic carbon; carbon nitride ... See more keywords
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In Situ Localized Growth of Ordered Metal Oxide Hollow Sphere Array on Microheater Platform for Sensitive, Ultra-Fast Gas Sensing.

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Published in 2017 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.6b12677

Abstract: A simple and versatile strategy is presented for the localized on-chip synthesis of an ordered metal oxide hollow sphere array directly on a low power microheater platform to form a closely integrated miniaturized gas sensor.… read more here.

Keywords: hollow sphere; microheater; oxide hollow; sphere array ... See more keywords
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Long time and distance self-propelling of a PVC sphere on a water surface with an embedded ZnO micro-/nano-structured hollow sphere.

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Published in 2017 at "Chemical communications"

DOI: 10.1039/c6cc09308f

Abstract: In this research, a zinc oxide micro-/nano-structured hollow sphere (MNHS) with a large specific surface area is applied as energy storage material to encapsulate poly(vinyl chloride) solution and control the fuel release. The sustained release… read more here.

Keywords: hollow sphere; structured hollow; time distance; micro nano ... See more keywords
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Fabrication of a hierarchical NiO/C hollow sphere composite and its enhanced supercapacitor performance.

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Published in 2018 at "Chemical communications"

DOI: 10.1039/c8cc00991k

Abstract: A hierarchical NiO/C hollow sphere composite (NiO/C-HS) was prepared via semi-sacrificial template-assisted hydrothermal and calcination methods. NiO/C-HS, with well-dispersed NiO nanosheets supported by carbon hollow spheres, exhibited excellent electrochemical performance. The method was heuristic for… read more here.

Keywords: hollow sphere; hierarchical nio; nio; nio hollow ... See more keywords
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Influence of hollow sphere surface heterogeneity and geometry of N-doped carbon on sensitive monitoring of acetaminophen in human fluids and pharmaceutical products

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Published in 2021 at "New Journal of Chemistry"

DOI: 10.1039/d0nj05442a

Abstract: A sensitive and selective acetaminophen sensor assay was designed based on N-HCCS. The surface morphology, and composition of open hollow conjugated spheres of N-HCCS resulted in facile AC diffusion/loading and electrocatalytic oxidation. read more here.

Keywords: influence hollow; sphere surface; geometry; hollow sphere ... See more keywords