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 September ...
Optics & Photonics
Sep 5, 2010
1
0
(PhysOrg.com) -- IBM scientists today unveiled a significant step towards replacing electrical signals that communicate via copper wires between computer chips with tiny silicon circuits that communicate using pulses of light. ...
Optics & Photonics
Mar 3, 2010
4
1
A freak wave at sea is a terrifying sight. Seven stories tall, wildly unpredictable, and incredibly destructive, such waves have been known to emerge from calm waters and swallow ships whole. But rogue waves of light -- rare ...
Optics & Photonics
Mar 5, 2009
2
0
The human eye can only see light at certain frequencies (called the visible spectrum), the lowest of which constitutes red light. Infrared light, which we can't see, has an even lower frequency than red light. Researchers ...
Optics & Photonics
Jun 20, 2024
0
96
It has been known for centuries that light exhibits wave-like behavior in certain situations. Some materials are able to rotate the polarization, i.e. the direction of oscillation, of the light wave when the light passes ...
Condensed Matter
Apr 22, 2024
1
134
Researchers at the Georgia Institute of Technology have developed a light-based means of printing nano-sized metal structures that is significantly faster and cheaper than any technology currently available. It is a scalable ...
Nanophysics
Jan 18, 2024
0
37
High-frequency terahertz waves have great potential for a number of applications including next-generation medical imaging and communication. Researchers at Linköping University, Sweden, have shown, in a study published ...
Optics & Photonics
Dec 20, 2023
0
53
A NASA telescope has captured the biggest solar flare in years, which temporarily knocked out radio communication on Earth.
Planetary Sciences
Dec 15, 2023
0
515
University of Central Florida researcher Debashis Chanda, a professor at the NanoScience Technology Center, has developed a new technique to detect photons—elementary particles that span from visible light to radio frequencies ...
Condensed Matter
Dec 12, 2023
0
1024
Silicate glass is a commonly-used glass found in most households, in drinking glasses or windowpanes for example. The integration of gold nanoparticles (NPs) in silicate glass has been used in art and decoration for centuries. ...
Optics & Photonics
Dec 12, 2023
0
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