نتایج جستجو برای: hollow microspheres

تعداد نتایج: 26261  

Journal: :MATEC web of conferences 2021

The technology for the formation of functional coatings from hollow glass microspheres by self-organization method aqueous-alcoholic suspensions is proposed. A monolayer with closest (hexagonal) packing shown to be formed on a solid (glass) substrate. criterion ordering assessment influence various technological factors rate and degree its given.

Journal: :Ukrainian Journal of Physics 2022

The self-rotation of dust particles in a magnetic field up to 0.02 T is researched. stratified glow discharge and coaxial magneticfield are used. hollow glass microspheres, whose horizontal deflection observed. dependences the rotation frequency direction grains on magnitude superimposed studied. hysteresis effect particle at variation intensity examined.

Journal: :Chemical communications 2010
Shanshan Feng Zhiyu Ren Yuanlong Wei Baojiang Jiang Yang Liu Lingyi Zhang Weibing Zhang Honggang Fu

Hollow magnetic graphitic carbon microspheres (HMGSs) with/without a TiO(2) nanoparticle layer on their surfaces are designed and synthesized by combining the bubble-template method, assembly of beta-cyclodextrin and Fe(3)O(4) stabilized by oleic acid and ammonia, and consequent graphitization reaction. HMGSs have potential in adsorption, enrichment, magnetic-assisted separation and drug delivery.

Journal: :Angewandte Chemie 2013
Jiangyan Wang Nailiang Yang Hongjie Tang Zhenghong Dong Quan Jin Mei Yang David Kisailus Huijun Zhao Zhiyong Tang Dan Wang

Copyright Statement Copyright 2013 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. This is the author-manuscript version of the following article: Accurate Control of Multishelled Co3O4 Hollow Microspheres as HighPerformance Anode Materials in Lithium-Ion Batteries, Angewandte Chemie, Vol. 125(25), 2013, pp. 6545-6548, which has been published in final form at http://dx.doi.org/10.1002/ange.201301622.

2009
Dongyeon Son Alejandro Wolosiuk Paul V. Braun

Chemistry of Materials is published by the American Chemical Society. 1155 Sixteenth Street N.W., Washington, DC 20036 Article Double Direct Templated Hollow ZnS Microspheres Formed on Chemically Modified Silica Colloids Dongyeon Son, Alejandro Wolosiuk, and Paul V. Braun Chem. Mater., 2009, 21 (4), 628-634• DOI: 10.1021/cm8017852 • Publication Date (Web): 22 January 2009 Downloaded from http:/...

Journal: :E-polymers 2021

Abstract A fast, simple, and energy-saving microwave-assisted approach was successfully developed to prepare carbon microspheres. The microspheres with a uniform particle size good dispersity were prepared using glucose as the raw material HCl dehydrating agent at low temperature (90°C) in an open system assistance of microwave heating. characterized by elemental analysis, XRD, SEM, FTIR, TG, R...

2013
Manas Tripathi

The present investigation was aimed to formulate and evaluate the gastro-retentive floating microballoons of glipizide using hydrophilic polymers hydroxypropyl methylcellulose (HPMC) and Eudragit RS100 (RS 100) by emulsion solvent evaporation technique. The floating microballoons were evaluated using micromeritic properties, buoyancy, in vitro drug release, scanning electron microscopy and stab...

Journal: :Journal of materials science. Materials in medicine 2013
Toshiki Miyazaki Shota Anan Eiichi Ishida Masakazu Kawashita

Recently, organic-inorganic hybrids composed of derivatives of dextran, a polysaccharide, and magnetite nanoparticles have attracted much attention as novel thermoseeds. If they can be fabricated into microspheres of size 20-30 μm, they are expected to show not only hyperthermia effects but also embolization effects in human liver and kidney cancers. In this study, we examined the fabrication o...

2018
Xuyang Jing Cong Wang Wenjing Feng Na Xing Hanmei Jiang Xiangyu Lu Yifu Zhang Changgong Meng

Hierarchical VOOH hollow spheres with low crystallinity composed of nanoparticles were prepared by a facile and template-free method, which involved a precipitation of precursor microspheres in aqueous solution at room temperature and subsequent hydrothermal reaction. Quasi-solid-state symmetric and asymmetric supercapacitor (SSC and ASC) devices were fabricated using hierarchical VOOH hollow s...

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