Results 21 to 30 of about 366,390 (306)

Porous mullite ceramics prepared by hollow glass microspheres and its properties

open access: yesCailiao gongcheng, 2023
Porous mullite ceramics were prepared by pressing molding and sintering method, using coal gangue and bauxite as raw materials, hollow glass microspheres as pore-forming agent.
ZOU Xinwei   +4 more
doaj   +1 more source

Three-dimensional assembly structure of anatase TiO2 hollow microspheres with enhanced photocatalytic performance

open access: yesResults in Physics, 2017
The pure anatase TiO2 hollow microspheres are synthesized by a one-step template-free hydrothermal route. By defining temperature and time limits, we produce TiO2 hollow microspheres with a fluoride-mediated self-transformation. The surface morphology of
Yihao Tang   +4 more
doaj   +1 more source

Synthesis of Hollow Paramontroseite VO2 Microspheres as Stable Electrode Materials for Lithium-ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2021
A simple and versatile method was developed to prepare hollow Paramontroseite VO2 microspheres. Hollow VO2 microspheres were formed via an Ostwald ripening mechanism.
Hailong Fei
doaj   +1 more source

The Facile Synthesis of Hollow CuS Microspheres Assembled from Nanosheets for Li-Ion Storage and Photocatalytic Applications

open access: yesNanomaterials, 2023
Herein, well-defined hollow CuS microspheres assembled from nanosheets were successfully synthesized through a facile solvothermal method. Hollow CuS microspheres have an average diameter of 1.5 μm; moreover, the primary CuS nanosheets have an ultrathin ...
Yiyang Zhao   +4 more
doaj   +1 more source

Preparation of hollow hydroxyapatite microspheres

open access: yesJournal of Materials Science: Materials in Medicine, 2006
The preparation of hollow hydroxyapatite (HA) microspheres as potential drug-delivery vehicles was investigated. A lithium-calcium-borate (10Li(2)O-15CaO-75B(2)O(3)) (mol%) glass, made by fusing the components at 1100 degrees C for 1 h, was ground to a powder and passed through a flame at approximately 1400 degrees Celsius to spheroidize the particles.
Qing, Wang   +5 more
openaire   +2 more sources

Preparation of Polyacrylate Hollow Microspheres via Facile Spray Drying

open access: yesApplied Sciences, 2019
Polyacrylate microspheres with a hollow structure were prepared by a facile spray drying method. The effects of spray drying process parameters, including inlet temperature, atomizer rotational speed, and feed speed, on the particle size, bulk density ...
Pingxu Chen   +6 more
doaj   +1 more source

Study on a new method of controlling casing shear deformation based on hollow glass microspheres cement sheath

open access: yesEnergy Reports, 2022
Casing shear deformation caused by fault slip is a serious problem that restricts shale gas development. As yet, there is no effective method for controlling casing shear deformation. In this study, a cement sheath with hollow glass microspheres was used
Penglin Liu   +6 more
doaj   +1 more source

Three-dimensional in situ observations of compressive damage mechanisms in syntactic foam using X-ray microcomputed tomography [PDF]

open access: yes, 2017
Royal Society Grant number RG140680 Lloyd's Register Foundation (GB) Oil and Gas Academy of Scotland Open access via Springer Compact AgreementPeer reviewedPublisher ...
Dugdale, L H   +5 more
core   +3 more sources

Template-Free Fabrication of Bi2WO6 Hierarchical Hollow Microspheres with Visible-Light-Driven Photocatalytic Activity

open access: yesEnergies, 2016
Highly hierarchical hollow bismuth tungstate (Bi2WO6) microspheres self-assembled by thin nanoplates have been fabricated via a facile template-free solvothermal route.
Yuxue Zhou   +4 more
doaj   +1 more source

Composite production by pressure infiltration [PDF]

open access: yes, 2008
This paper presents the possibility of composite block production by using pressure infiltration technology. This method uses the pressure of an inert gas (usually argon or nitrogen) to force the melted matrix material to infiltrate the reinforcing ...
Dobránszky, János   +2 more
core   +1 more source

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