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News tagged with optical

New EU project targets first 100GHz optical RAM silicon chips

A new EU project that aims to develop a 100 gigabits per second (Gbps) optical random access memory (RAM) chip has just kicked off. This chip will be the first of its kind.

Technology / Semiconductors

created Dec 21, 2011 | popularity 4 / 5 (4) | comments 0

A single cell endoscope: Researchers use nanophotonics for optical look inside living cells

(PhysOrg.com) -- An endoscope that can provide high-resolution optical images of the interior of a single living cell, or precisely deliver genes, proteins, therapeutic drugs or other cargo without injuring ...

Nanotechnology / Nanophysics

created Dec 20, 2011 | popularity 5 / 5 (10) | comments 1 | with audio podcast

Celestial bauble intrigues astronomers

(PhysOrg.com) -- With the holiday season in full swing, a new image from an assembly of telescopes has revealed an unusual cosmic ornament. Data from NASA's Chandra X-ray Observatory and ESA's XMM-Newton have ...

Space & Earth / Astronomy

created Dec 20, 2011 | popularity 4.7 / 5 (6) | comments 14 | with audio podcast

Nanometer-scale growth of cone cells tracked in living human eye

Humans see color thanks to cone cells, specialized light-sensing neurons located in the retina along the inner surface of the eyeball. The actual light-sensing section of these cells is called the outer segment, which is ...

Physics / Optics & Photonics

created Dec 20, 2011 | popularity 5 / 5 (2) | comments 15

Researchers use light to measure cancer cells' response to treatment

Many cancer therapies target specific proteins that proliferate on the outside of some cancer cells, but the therapies are imperfect and the cancer does not always respond. Since it is beneficial for doctors to know as soon ...

Physics / Optics & Photonics

created Dec 20, 2011 | popularity 5 / 5 (1) | comments 0

New device for rapid, mobile detection of brain injury

When accidents that involve traumatic brain injuries occur, a speedy diagnosis followed by the proper treatment can mean the difference between life and death. A research team, led by Jason D. Riley in the Section on Analytical ...

Physics / Optics & Photonics

created Dec 20, 2011 | popularity not rated yet | comments 0

NASA considers sending a telescope to outer solar system

Light pollution in our inner solar system, from both the nearby glow of the Sun and the hazy zodiacal glow from dust ground up in the asteroid belt, has long stymied cosmologists looking for a clearer take ...

Space & Earth / Space Exploration

created Dec 20, 2011 | popularity 4.8 / 5 (9) | comments 30

For NASA Webb telescope engineers, COCOA this winter means precision testing

Engineers working on NASA's James Webb Space Telescope are bringing out the COCOA this winter, but it's not a warm beverage. Rather, it's a way to check that the mirrors are perfectly shaped and will work ...

Space & Earth / Space Exploration

created Dec 15, 2011 | popularity 5 / 5 (2) | comments 0

First low-mass star detected in globular cluster

Even the most powerful high-tech telescopes are barely able to record remote low-mass and thus faint stars. Together with researchers from Poland and Chile, an astrophysicist from the University of Zurich ...

Space & Earth / Astronomy

created Dec 15, 2011 | popularity 4.5 / 5 (2) | comments 10 | with audio podcast

Optical fiber innovation could make future optical computers a 'SNAP'

Optics and photonics may one day revolutionize computer technology with the promise of light-speed calculations. Storing light as memory, however, requires devices known as microresonators, an emerging technology ...

Physics / Optics & Photonics

created Dec 14, 2011 | popularity 5 / 5 (18) | comments 0 | with audio podcast

Twisting molecules by brute force: A top-down approach

Molecules that are twisted are ubiquitous in nature, and have important consequences in biology, chemistry, physics and medicine. Some molecules have unique and technologically useful optical properties; the medicinal properties ...

Physics / Condensed Matter

created Dec 14, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

First electronic optical fibers with hydrogenated amorphous silicon are developed

(PhysOrg.com) -- A new chemical technique for depositing a non-crystalline form of silicon into the long, ultra-thin pores of optical fibers has been developed by an international team of scientists in the ...

Physics / Optics & Photonics

created Dec 13, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

World's first demonstration of multi-vendor equipment interoperability in transmitting 100 gigabit ethernet signals over

Fujitsu Limited, NEC Corporation, and Anritsu Corporation today jointly announced that, in field tests, for the first time in the world they successfully demonstrated interoperability testing for optical network interface ...

Technology / Telecom

created Dec 13, 2011 | popularity not rated yet | comments 0

Trillion-frame-per-second video

By using optical equipment in a totally unexpected way, MIT researchers have created an imaging system that makes light look slow.

Technology / Engineering

created Dec 13, 2011 | popularity 4.8 / 5 (41) | comments 30 | with audio podcast

How long do electrons live in graphene?

Together with international colleagues, scientists from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have added another important component towards understanding the material graphene; a material that is ...

Nanotechnology / Nanophysics

created Dec 12, 2011 | popularity 4.6 / 5 (5) | comments 0 | with audio podcast