News tagged with silica

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Nano-sand to improve lotions and cosmetics

South Australian researchers have invented and patented a new technology for delivering cosmetics and drugs to the skin. They are using nanoparticles of silica (essentially sand) to create longer lasting cosmetics ...

Jul 05, 2010
4.2 / 5 (5) 4 | with audio podcast

Rare earth metal enhances phosphate glass

(PhysOrg.com) -- Adding cerium oxide to phosphate glass rather than the commonly used silicate glass may make glasses that block ultraviolet light and have increased radiation damage resistance while remaining colorless, ...

Dec 15, 2009
4.5 / 5 (2) 0

Icy exposure creates armored polymer high tech foams

(PhysOrg.com) -- Chemists and engineers at the University of Warwick have found that exposing particular mixtures of polymer particles and other materials to sudden freeze-drying can create a high-tech armored foam that could ...

Jul 28, 2009
4.3 / 5 (6) 0

Green Ideas: Making Concrete from Rice

(PhysOrg.com) -- Concrete accounts for about 5% of all human-related CO2 emissions. The fact that we use so much cement in building could mean that the issue becomes even more pronounced in the future. Bu ...

Jul 21, 2009 weblog
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