News tagged with natural fiber

Researchers discover that stem cell marker regulates synapse formation

Among stem cell biologists there are few better-known proteins than nestin, whose very presence in an immature cell identifies it as a "stem cell," such as a neural stem cell. As helpful as this is to researchers, ...

Medicine & Health / Neuroscience

created Jan 30, 2011 | popularity 4.8 / 5 (11) | comments 5 | with audio podcast

Light workout: Scientists use optogenetics to effectively stimulate muscle movement in mice

Researchers at Stanford University were able to use light to induce normal patterns of muscle contraction, in a study involving bioengineered mice whose nerve-cell surfaces are coated with special light-sensitive proteins.

Medicine & Health / Medical research

created Sep 26, 2010 | popularity 4.7 / 5 (3) | comments 3 | with audio podcast

'Slow light' on a chip holds promise for optical communications

A tiny optical device built into a silicon chip has achieved the slowest light propagation on a chip to date, reducing the speed of light by a factor of 1,200 in a study reported in Nature Photonics (published online Septem ...

Physics / Optics & Photonics

created Sep 05, 2010 | popularity 4.7 / 5 (16) | comments 1 | with audio podcast

Fibers that can hear and sing

For centuries, "man-made fibers" meant the raw stuff of clothes and ropes; in the information age, it's come to mean the filaments of glass that carry data in communications networks. But to Yoel Fink, an ...

Nanotechnology / Nanomaterials

created Jul 12, 2010 | popularity 4.6 / 5 (11) | comments 0 | with audio podcast

Breakthrough in industrial-scale nanotube processing

(PhysOrg.com) -- Rice University scientists today unveiled a method for the industrial-scale processing of pure carbon-nanotube fibers that could lead to revolutionary advances in materials science, power ...

Nanotechnology / Nanomaterials

created Nov 02, 2009 | popularity 4.9 / 5 (23) | comments 3

Scientists make paralyzed rats walk again after spinal-cord injury

UCLA researchers have discovered that a combination of drugs, electrical stimulation and regular exercise can enable paralyzed rats to walk and even run again while supporting their full weight on a treadmill.

Medicine & Health / Neuroscience

created Sep 20, 2009 | popularity 4.9 / 5 (24) | comments 3

Silk-based optical waveguides meet biomedical needs

There is a growing need for biocompatible photonic components for biomedical applications - from in vivo glucose monitoring to detecting harmful viruses or the telltale markers of Alzheimer's. Optical waveguides are of ...

Chemistry / Materials Science

created Aug 31, 2009 | popularity 5 / 5 (4) | comments 0

Chemists create two-armed nanorobotic device to maneuver world's tiniest particles

Chemists at New York University and China's Nanjing University have developed a two-armed nanorobotic device that can manipulate molecules within a device built from DNA. The device is described in the latest issue of the ...

Nanotechnology / Nanophysics

created Feb 15, 2009 | popularity 4.5 / 5 (8) | comments 0

Atomic clock comparison via data highways

(Phys.org) -- Optical atomic clocks measure time with unprecedented accuracy. However, it is the ability to compare clocks with one another that makes them applicable for high-precision tests in fundamental ...

Physics / General Physics

created Apr 27, 2012 | popularity not rated yet | comments 3 | with audio podcast

Physicists 'turn signals' for neuron growth

(PhysOrg.com) -- A new paper scheduled for publication in the January issue of Nature Photonics describes the use of spinning microparticles to direct the growth of nerve fiber, a discovery that could allow ...

Physics / Optics & Photonics

created Dec 15, 2011 | popularity 4.5 / 5 (6) | comments 0 | with audio podcast

Optofluidics could improve energy applications

(PhysOrg.com) -- The ability to manipulate light and fluids on a single chip, broadly called "optofluidics," has led to such technologies as liquid-crystal displays and liquid-filled optical fibers for fast ...

Physics / Optics & Photonics

created Sep 13, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

LCD projector used to control brain, muscles of tiny organisms such as worms (w/ Video)

(PhysOrg.com) -- Researchers are using inexpensive components from ordinary liquid crystal display (LCD) projectors to control the brain and muscles of tiny organisms, including freely moving worms. Red, ...

Biology / Biotechnology

created Jan 16, 2011 | popularity 4.8 / 5 (5) | comments 1 | with audio podcast

Vulnerability in commercial quantum cryptography

The Norwegian University of Science and Technology (NTNU) and the University of Erlangen-Nurnberg together with the Max Planck Institute for the Science of Light in Erlangen have recently developed and tested ...

Physics / Optics & Photonics

created Aug 29, 2010 | popularity 4.3 / 5 (9) | comments 1 | with audio podcast

Research adds to evidence that autism is a brain 'connectivity' disorder

Studying a rare disorder known as tuberous sclerosis complex (TSC), researchers at Children's Hospital Boston add to a growing body of evidence suggesting that autism spectrum disorders, which affect 25 to 50 percent of TSC ...

Medicine & Health / Neuroscience

created Jan 10, 2010 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Fabrics that fight germs, find explosives go to market

(PhysOrg.com) -- Two Cornell researchers have launched iFyber LLC, which markets fabrics with embedded nanoparticles to detect explosives and dangerous chemicals or to serve as antibacterials for hospitals.

Nanotechnology / Nanomaterials

created Sep 22, 2009 | popularity 4.5 / 5 (4) | comments 0