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 ?
Before mixing, aerogel powder and HGM were imaged by a high-resolution SEM (Helios Nanolab 600, FEI).
Mechanical and thermal properties of epoxy composite thermal insulators filled with silica aerogel and hollow glass microspheres
Donald R Young, president and CEO of Aspen Aerogels, said, 'Pyrogel HPS is the latest technological advancement to emerge from our Aerogel Technology Platform.
Aspen Aerogels introduces Pyrogel(R) HPS
The bamboo NCF aerogels were prepared using a freeze-drying method.
A new type of nanocomposite based on bamboo parenchymal cells
Some biogenerated polymers have been also used as active reagents for wastewater treatment, such as starch-derived carbon aerogels, chitosan, and its derivatives [19, 22].
Preparation, Characterization, and Cationic Functionalization of Cellulose-Based Aerogels for Wastewater Clarification
The researchers suggest that regions of the Martian surface could be made habitable with a material -- silica aerogel -- that mimics Earth's atmospheric greenhouse effect.
Material Way to Make Mars Habitable
Though Aerogel Technologies is working with Ford to test lightweight Airloy engine covers with superior sound- and heat-absorption properties, it's the company's work with Airbus that shows the promise of aerogels in interior applications.
Aerogels: Moving from Outer to Inner Space: A new generation of cross-linked polymer aerogels could revolutionize interiors
In recent years, for the synthesis of silica based hydrophobic aerogels tetramethoxysilane (TMOS), tetraethyl orthosilicate (TEOS), polyethoxydisiloxanes, industrial water glass, fly ash, diatomite, bentonite and sodium silicate were used as a silica source [21-28].
One Step Ultrasonic Assisted Sol-Gel Synthesis of Silica Based Aerogel From Gold Mine Waste: The Effect of Synthesis Parameters on the Structure
Summarizing these studies, the authors obtained macroporous aerogels that did not exhibit the nanostructure of the corresponding hydrogel.
Nanostructured Chitosan-Gelatin Hybrid Aerogels Produced by Supercritical Gel Drying
But until now, removing the water molecules without collapsing the fine silica structure has been a long, difficult and expensive process and, as a consequence, the use of aerogels has been limited to a few highly specialist tasks.
Dragonfly-inspired gel creating quite a buzz
But until now, removing the water molecules without collapsing the fine silica structure has been a long, difficult and expensive process and as a consequence, the use of aerogels has been limited to a few highly specialist tasks.
The wings of a dragonfly and power bills; IN BRIEF
The spray-dried aerogels were then transferred into a clean container and labelled accordingly.
Tailoring Aerogel for Thermal Spray Applications in Aero-Engines: A Screening Study
In addition to these materials, silica aerogels firstly synthesized by Kistler in 1931 have been used as additive materials in experimental studies for insulation purposes in concrete technology in recent years.
Mechanical Properties and Thermal Conductivity of Aerogel-Incorporated Alkali-Activated Slag Mortars
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