New organic material may speed Internet access
The next time an overnight snow begins to fall, take two bricks and place them side by side a few inches apart in your yard.
Sound creates light: German researchers transfer ultra-stable frequency across a 480-km-long optical fiber link
German researchers at the Physikalisch-Technische Bundesanstalt have found an elegant solution to transmit an optical frequency with extreme precision: they employ fiber Brillouin amplification. The new method ...
Fast photon control brings quantum photonic technologies closer
NTT researchers develop breakthrough optical memory device
Crystal erbium compound offers superior optical properties, can enhance energy, computer, lighting technologies
Arizona State University researchers have created a new compound crystal material that promises to help produce advances in a range of scientific and technological pursuits.
NSA collected thousands of US communications (Update 2)
The National Security Agency declassified three secret court opinions Wednesday showing how in one of its surveillance programs it scooped up as many as 56,000 emails and other communications by Americans ...
A silicon chip with integrated laser and optical grating offers new possibilities for telecommunications
(PhysOrg.com) -- Silicon is an ideal platform for integrated photonic circuits because the material is cheap and readily available. Silicon chips with an integrated laser source capable of emitting light at ...
'Temporal cloaking' could bring more secure optical communications
(Phys.org) —Researchers have demonstrated a method for "temporal cloaking" of optical communications, representing a potential tool to thwart would-be eavesdroppers and improve security for telecommunications.
Manipulating light at will
Electrical engineers at Duke University have developed a material that allows them to manipulate light in much the same way that electronics manipulate flowing electrons.
'Fast, cheap' Internet satellites launched
The first four of 12 satellites in a new constellation to provide affordable, high-speed Internet to people in nearly 180 "under-connected" countries were blasted into Space on Tuesday.
Team achieves one terabit per second data rate on a single integrated photonic chip
(PhysOrg.com) -- With worldwide Internet data traffic increasing by 50 percent each year, telecommunications companies that handle this digital torrent must be able to economically expand the capacities of their networks ...
'Nanotubes on a chip' could simplify optical power measurements
(Phys.org)—The National Institute of Standards and Technology (NIST) has demonstrated a novel chip-scale instrument made of carbon nanotubes that may simplify absolute measurements of laser power, especially ...
Physicists map spiraling light to harness untapped data capacity
Physicists with the Institute of Ultrafast Spectroscopy and Lasers (IUSL) at The City College of New York have presented a new way to map spiraling light that could help harness untapped data channels in optical fibers. Increased ...
Australia embarks on great broadband adventure
From snowy mountains and sun-baked deserts to the steamy tropical north, Australia has begun wiring its vast expanse with a high-tech broadband network in a giant project being closely followed abroad.