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IEEE Spectrum December 2007 Neil Savage |
Slower Light for Faster Telecom Networks Promising research could yield better optical data storage.  |
Technology Research News March 24, 2004 Kimberly Patch |
Pulse trap makes optical switch Scientists who work with light pulses so short that one trillion of them pass by in a second are laying the groundwork for higher bandwidth communications and blazingly-fast, all-optical computer chips.  |
Technology Research News December 31, 2003 Eric Smalley |
Light frozen in place Researchers at Harvard University have trapped and held a light pulse still for a few hundredths of a millisecond.  |
Technology Research News February 11, 2004 Eric Smalley |
Light-storing chip charted Storing light, even briefly, was considered impossible until recently. Since scientists have proved it could be done, they've been finding different ways of accomplishing the feat. A proposal for slowing and stopping light in photonic crystal promises to bring these experiments to the chip level.  |
Technology Research News April 6, 2005 Eric Smalley |
Scheme Reverses Light Pulses Researchers have developed a method for accurately time-reversing electromagnetic pulses, making it possible to receive a light pulse and return a replica of exactly the same size, shape and wavelength.  |
IEEE Spectrum February 2009 Mark Anderson |
Two Steps Toward a Terabit Internet Nonlinear optics tricks bring terabit-per-second bandwidth within reach  |
Technology Research News April 6, 2005 |
Trapped Light Pulses Interact Researchers at Harvard University have showed that light pulses can be trapped and held in a rubidium vapor and made to interact with one another. The method could eventually be used in quantum cryptographic and quantum computing schemes.  |
IEEE Spectrum October 2005 Paniccia & Koehl |
The Silicon Solution In the future, ordinary silicon chips will move data using light rather than electrons, unleashing nearly limitless bandwidth and revolutionizing computing  |
Technology Research News April 21, 2004 |
Photons Teleported Six Kilometers Real-life teleportation will never come close to the teleportation of fiction, but instantly sending single quantum particles like photons from one place to another has been proved possible in laboratory experiments and promises to extend the reach of quantum cryptography, which offers potentially perfect security.  |
Scientific American September 2007 Marguerite Holloway |
What Visions in the Dark of Light Lene Vestergaard Hau made headlines by slowing light to below highway speed. Now the ringmaster of light can stop it, extinguish it and revive it and thereby give quantum information a new look.  |
Military & Aerospace Electronics December 2005 |
European Company Optimizes Optical Fiber for High-Energy Amplification Liekki, a supplier of highly doped optical fibers in Finland, has developed an optical fiber for amplifying pulses from 1-micron lasers.  |
IEEE Spectrum August 2007 Saswato R. Das |
Scheme for a Single-Photon Transistor Researchers have taken a big step toward building a really fast computer that uses light rather than electricity to perform calculations.  |
Technology Research News April 9, 2003 Eric Smalley |
Fiber loop makes quantum memory A relatively simple device that sends individual photons cycling through a fiber-optic loop could provide the memory needed to make ultra powerful computers that use the quantum states of light as bits.  |
Industrial Physicist Eric Lerner |
Briefs Penetrating the fog... Plasma self-organization... Stronger than spider silk... Slow light... etc.  |
IEEE Spectrum November 2006 Monte Ross |
The New Search for E.T. If extraterrestrials are trying to communicate with us, they're probably using lasers, not radio waves.  |
IEEE Spectrum May 2012 Alexander Hellemans |
A New Twist on Radio Waves Using the angular momentum of light could make one radio channel into two, three, or more. But many wireless experts are skeptical  |
Technology Research News June 1, 2005 |
Lasers Built Into Fiber-Optics Researchers have crossed a gas-filled fiber optic laser with ordinary fiber optics to make a Raman laser and a frequency stabilizer -- devices that provide precise control of laser beams.  |
Technology Research News January 29, 2003 Eric Smalley |
Faster quantum crypto demoed Working out how to use only standard telecommunications gear to transmit cryptographic keys could dramatically improve quantum cryptography's paltry performance.  |
Technology Research News November 5, 2003 |
Rig fires more photon pairs Massachusetts Institute of Technology researchers have moved the field of quantum communications forward with entangled photon beams that contain specific wavelengths of light and are relatively bright.  |
Technology Research News June 4, 2003 Eric Smalley |
Shock waves tune light Researchers from the Massachusetts Institute of Technology have used a computer simulation to show that sending shock waves through photonic crystals could lead to faster and cheaper telecommunications devices, more efficient solar cells, and advances in quantum computing.  |
Industrial Physicist Aug/Sep 2004 Eric J. Lerner |
News: Plasmon microscopy A new technique allows far-field optical microscopy with resolutions well below the wavelength of light.  |
Industrial Physicist Jennifer Ouellette |
Quantum Key Distribution Several companies have focused on bringing one aspect of quantum communications to market, quantum key distribution, used to exchange secret keys that protect data during transmission.  |
IEEE Spectrum December 2008 Saswato R. Das |
Physicists Invent a Chip That Stores a Photon's Quantum State A step toward the "quantum repeaters" needed to make long-distance quantum-cryptography networks  |
Military & Aerospace Electronics February 2005 Adrian Carter |
New technology advances applications for high-power fiber lasers Since introduced by Nufern as a standard product in late 2002, LMA fibers have enabled a power-scaling revolution, and have produced near-diffraction-limited beam quality at powers approaching 1 kW and slope efficiencies of around 75 percent.  |
Technology Research News December 15, 2004 Eric Smalley |
Silicon Ring Boosts Light Chips Researchers have developed an all-optical switch that is made from silicon and is small enough to be made by the thousands on computer chips.  |
Technology Research News February 9, 2005 |
All-silicon chip laser demoed Researchers from Intel have moved a step forward in the push to meld lasers and silicon chips, which could eventually be used in portable biological and chemical sensors, to amplify communications signals, and to convert light to different wavelengths.  |
Technology Research News January 26, 2005 |
Plastic Records Infrared Light Researchers have extended the sensitivity of photorefractive polymers so that they can be used at the common infrared communications frequency of 1550 nanometers.  |
Technology Research News December 15, 2004 |
Light Writes Info Into Atoms Researchers have demonstrated that it is possible to transfer information encoded in the properties of photons to atoms.  |
InternetNews June 22, 2004 Michael Singer |
Big Blue Eyes Optical Chip Connectors A new high-speed photodetector lets chips talk to each other using high-speed light pulses.  |
IEEE Spectrum February 2012 Miles et al. |
Using Lasers to Find Land Mines and IEDs A laser could ionize a distant puff of air and thus safely detect the fumes from buried explosives  |
Technology Research News March 10, 2004 Eric Smalley |
X-shape pulses hold together A team of researchers in Italy and Lithuanian has found that under certain conditions a pulse of light can form an X shape that does not spread out.  |
Technology Research News January 14, 2004 |
Fiber optics goes nano Researchers from Harvard University, Zhejiang University in China and Tohoku University in Japan have made glass optical fibers as thin as 50 nanometers that guide light without losing much of it.  |
Technology Research News October 22, 2003 |
Fiber handles powerful pulses Researchers from Cornell University and Corning, Inc. have shown that it's possible to preserve the shape, intensity and color of a very high-power light pulse as it travels through 200 meters of a fiber-optic cable.  |
Military & Aerospace Electronics August 2008 John Keller |
DARPA seeks proposals on photonic delays as a building block for optical computing Scientists at the U.S. Defense Advanced Research Projects Agency are trying to find compact, robust ways to control the flow of photons in future applications of optical computing.  |
Military & Aerospace Electronics March 2005 Sansone & Emslie |
Fiber sensing receives renewed interest History will remember optical-fiber technology as one of the truly great inventions of the 20th century: it is the driver behind the telecommunications revolution and the very backbone of the Internet, telephony, and Cable TV  |
Wired October 23, 2007 Erin Biba |
Harvard Physicist Plays Magician With the Speed of Light Lene Vestergaard Hau can stop a pulse of light in midflight, start it up again at 0.13 miles per hour, and then make it appear in a completely different location.  |
Chemistry World January 31, 2014 Philip Ball |
X-rays set to reveal electrons' dance In principle the very intense, ultra-short x-ray pulses produced by free-electron laser sources will be capable of revealing the motions of electrons in real time as they hop between different energy states in atoms and molecules.  |
IEEE Spectrum June 2008 Saswato R. Das |
Tabletop EUV Light Source South Korean research team demonstrates an economical way to generate EUV light using femtosecond laser pulses.  |
Military & Aerospace Electronics October 2005 Steffen Koehler |
Advances in hybrid optical packaging enable high-bandwidth photonic RF transmission The challenge in exploiting optical fiber for RF transmission lies in getting the RF signals on and off the fiber without degrading the signals. Advances in optical packaging technology are making improvements to military equipment possible.  |
Chemistry World August 23, 2006 Simon Hadlington |
Laser Light Cast on Quantum Evolution Researchers have demonstrated for the first time why a technique called coherent control is able to break molecular bonds selectively using finely-tuned pulses of laser light.  |
Chemistry World January 10, 2013 Simon Hadlington |
Quantum timepiece ticks the right boxes In a remarkable feat of quantum horology, scientists in the US have created a clock that derives its timing mechanism from nothing more complicated than the mass of an atom. The new clock could prove to be a new way to make highly accurate measurements of atomic mass.  |
Technology Research News November 19, 2003 Eric Smalley |
Switch promises optical chips Computers have historically been electronic rather than photonic because lightwaves, while great for sending signals over long distances, are controlled by equipment that has proven difficult to shrink to computer chip scale. The rise of photonic crystals promises to narrow the gap.  |
Technology Research News April 21, 2004 Eric Smalley |
Optical Quantum Memory Designed Quantum computers that use photons rather than atoms or electrons are appealing because the equipment needed to handle them can be relatively simple. A scheme for trapping photons in fiber-optic loops and replacing the photons that the loops absorb could be the answer.  |
Technology Research News February 12, 2003 Eric Smalley |
Teleportation goes the distance Teleportation makes it possible to transmit the quantum states, or structural information, of photons from one place to another. And making photons from one location materialize at another without traveling the distance between opens the way for sending messages long distances.  |
IEEE Spectrum January 2009 Saswato Das |
Ion Teleportation Scheme Could Scale Up Quantum Computers Scientists have teleported the quantum state of one trapped ion onto another a meter away  |
Military & Aerospace Electronics March 2008 |
Aculight Introduces Eye-Safe Fiber Laser for Military Ladar Applications Aculight has introduced an eye-safe, high-power, pulsed fiber laser called the Perseus-TS for integration into military laser direction and ranging systems.  |
National Defense May 2012 Eric Beidel |
Air Force Seeks Impossible-to-Intercept Communications The Air Force has enlisted a group of researchers to create quantum memories based on the interaction between light and matter that would result in a new form of encryption that some experts have called "perfect."  |
Technology Research News July 27, 2005 Eric Smalley |
Quantum crypto scheme doubly fast Researchers have found a way to double the speed of information transfer over quantum cryptography systems.  |
IEEE Spectrum November 2005 Willie D. Jones |
No Place to Hide New through-the-wall radar devices that rely on ultrawideband, a fairly new technology known mainly as a promising high-speed, low-power radio communications transmission technique, are now available to municipalities and law enforcement agencies.  |
IEEE Spectrum March 2008 Saswato R. Das |
Physicists Make Artificial Black Hole Using Optical Fiber Scientists in Scotland say they have created a black hole's event horizon using laser pulses and microstructured optical fiber.  |