Aerogel

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Aerogel

An ultralight substance composed of silica, aluminium oxide, chromium oxide, zirconia, carbon and other substances, which is transparent, has significant insulating and sound-attenuating properties, and may have currency as a replacement for ozone layer-depleting CFCs.
References in periodicals archive ?
The major advantage of silica aerogel (SA) for use adsorption is that modifications with chelating agents.
In the present study, the influence of silica aerogel and HGM fillers at different contents on the thermal conductivity and adhesion of epoxy composites are studied and compared.
In this work, waste coal gangue was used as the rich silicon raw material for the preparation of silica aerogel by using a "3-step extraction" route to extract and purify Si[O.
For these simulations the characteristics of a 10 PPI metal foam coated with silica aerogel ([D.
confusum requereram periodo de exposicao maior do que seis horas a silica aerogel para sua morte (WHITE & LOSCHIAVO, 1989).
Among specific topics are the properties of innovative mortars utilizing secondary raw material, process development for three-dimensional lithography, heat transfer analyses of natural fiber composites, some applications of reliability-based design optimization in engineering structures, insulating timber-framed walls of historical buildings using modern technologies and materials, and the effect of silica aerogel on the thermal conductivity of cement paste for constructing concrete buildings in sustainable cities.
Then, a cost analysis is conducted for retrofit applications where silica aerogel blankets are installed from the interior side, and the prices are compared with conventional insulation cases.
Noting that nanocover is a product which comprises multiple layers to preserve temperature and prevent heat loss, he added that the main layer is the one made of silica aerogel nanoparticles by means of modern nanotechnology.
Stroud's initial work as staff member at NRL was critical to the development of tunable nano-architectures based on silica aerogel, resulting in four patents, and it was her Ph.
We looked at the silica aerogel chemistry and we asked ourselves: 'Can we do this with organic chemistry?
Glazing experts US Daylighting, LLC will be introducing AeroGlass ThermaDivide glass curtainwall systems insulated with Lumira aerogel, a translucent form of silica aerogel.
Inside its thinner, lighter design, the Dell Power Manager delivers power just when you need it, while GORE Thermal Insulation, the same silica aerogels used in the Mars Rover to diffuse and dissipate heat, introduces an innovative material into the thermal design to keep the system cool while it works hard.