Results 111 to 120 of about 880,159 (220)

Research on the Liquid Helium Insulation Characteristics of an Experimental System

open access: yesEnergies
The research on the thermal insulation performance of experimental systems in the liquid helium temperature range is relatively scarce. This paper presents the theoretical design and establishment of a liquid helium storage system for insulation research,
Ye Chen   +5 more
doaj   +1 more source

Mechanical and thermal properties of epoxy hybrid foams with inorganic and organic microspheres

open access: yesAdvanced Industrial and Engineering Polymer Research
This study reports the preparations and properties of hybrid composite foams composed of epoxy (E−51) resin, organic expandable microspheres (EMP), and inorganic hollow glass microspheres (HGM).
Haiwen Tang   +10 more
doaj   +1 more source

Solvothermal synthesis, characterization and magnetic properties of α-Fe2O3 and Fe3O4 flower-like hollow microspheres

open access: yes, 2013
The flower-like hollow microspheres of α-Fe2O3 and Fe3O4 have been prepared by a solvothermal combined with heat treatment method. A solvothermal method is adopted to synthesize flower-like hollow microspheres of the ferrous alkoxide precursor.
Zhu, Ying-Jie, Xu, Jingsan, Chen, Feng
core   +1 more source

α-Fe2O3 hierarchically hollow microspheres self-assembled with nanosheets: surfactant-free solvothermal synthesis, magnetic and photocatalytic properties

open access: yes, 2011
A surfactant-free solvothermal combined with precursor thermal transformation method has been developed for the preparation of α-Fe2O3 hierarchically hollow microspheres assembled with nanosheets.
Zhu, Ying-Jie   +3 more
core   +1 more source

Effects of hollow glass microspheres on cold-water pelagic copepods and fish

open access: yesEcotoxicology and Environmental Safety
The highly reflective properties of hollow glass microspheres (HGM) have motivated their application as a reflective shield onto Arctic sea ice to increase albedo and reduce melting. However, to ensure safe application in the environment, their potential
Bjørn Henrik Hansen   +5 more
doaj   +1 more source

Bismuth oxychloride hollow microspheres with high visible light photocatalytic activity

open access: yes, 2016
Hollow microspheres of two bismuth oxychlorides, BiOCl and BiOCl, were successfully synthesized using carbonaceous microsphere sacrificial templates. The phase evolution from BiOCl to BiOCl was easily realized by heating the former at 600 °C.
Cui, Pengzhen   +6 more
core   +1 more source

Electrophysical Parameters of a 3D-Printable Composite Filled with Hollow Glass Microspheres

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника
Introduction. The development of telecommunication networks and radar systems operating in the 10…100 GHz range requires materials with low dielectric permittivity (ε less than two).
R. A. Platonov   +4 more
doaj   +1 more source

Role of hollow glass microspheres (HGM) in improving piezoresistive response of CNT/cement composites exposed to water ingress condition

open access: yesCase Studies in Construction Materials
Cement-based sensors have attracted considerable attention due to their potential for self-sensing applications, particularly in the realms of structural health monitoring and traffic management, as they eliminate the need for external sensors.
Jihoon Park   +5 more
doaj   +1 more source

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