Showing posts with label science. Show all posts
Showing posts with label science. Show all posts

New Cotton Candy-Like Material Heals Difficult to Treat Wounds

New Cotton Candy-Like Material Heals Difficult to Treat Wounds: "

Missouri Science and Technology, healing technology, wound treatment technology, medical glass fiber, cotton candy glass, bioactive glass, borate glass fiber, silicon glass fibers


The Missouri Science and Technology just unveiled a new cotton candy-like material made from glass fibers that is capable of healing difficult to treat wounds. The soft, fluffy substance can be placed over a wound, where it melts into the tissue to provide critical elements that support blood vessel productivity, improved healing. The discovery heralds wide-ranging applications ranging from new treatments for diabetic and anemic patients to advanced wound dressings that can be administered by emergency medical technicians.



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Photovoltaic fabric: Your jacket becomes a solar panel


Can you imagine never having to recharge your cellphone again? That's the promise of this solar-fabric concept from Konarka, a U.S. solar tech company. Instead of plugging your phone into an outlet, you'd stick it in the pocket of a special jacket woven with fibers that are ultra-thin photovoltaic cells.
Each thread contains a stainless-steel wire the thickness of a human hair, covered with several layers of organic photovoltaic material. The wire is paired with another, thinner one that functions as a secondary electrode. Once the wires are coated with a protective, transparent polymer, they're ready to be woven into wearable solar clothing — shirts, hoodies, full-body Game Boy costumes — whatever you like.
One downside is the woeful efficiency — just 3% — but when you consider the entire surface area of your clothing becomes a solar collector, it would probably still soak up enough rays to keep that iPhone in your pocket juiced. While it's years away from becoming a real product, we'd much rather hang a jacket made of solar fabric in our closet than that silly solar vest from last week.

via: dvice

Saser....!!

What\'s a Saser? A sonic laser, of course


Everyone knows what a laser is (especially the US Navy), but what about a saser? That would be a sonic laser — a device that creates a sonic beam of extremely high frequency. Developed by Anthony Kent at the University of Nottingham, the Saser works like so: First, you bombard a "super lattice" material, which consists of several microlayers of gallium arsenide and aluminum arsenide, with intense light. The layers vibrate, producing phonons, or sound "particles." Because of the design of the lattice, the phonons combine until they're highly concentrated, eventually creating a sound beam with a frequency in the terahertz range. VoilĂ  — sound amplification by stimulated emission of radiation.

Great, but what's it good for? That's when things get slightly muted, but Kent postulates that a terahertz saser could eventually lead to computer processors that are thousands of times faster than today's chips. Uh, awesome, but we were kind of hoping for a sonic screwdriver.

via: dvice