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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 July 28, 2004 Eric Smalley |
Photonic chips go 3D Computer chips made from photonic crystal promise better communications equipment and ultrafast, all-optical computers |
IEEE Spectrum October 2005 Salvatore Coffa |
Light From Silicon For decades, silicon was a semiconducting dim bulb, but now we can make it into LEDs that match the best made from more exotic materials |
Technology Research News November 5, 2003 Eric Smalley |
Crystal fiber goes distance Making fiber-optic lines that are hollow is one step toward more efficient telecommunications. Making lines that are full of holes goes further. Lots of regularly spaced holes bend light, which keeps it on the straight and narrow. |
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. |
Technology Research News February 11, 2004 |
Magnets tune photonic crystal Researchers from Fudan University in China have found that it is possible to use a magnetic field to quickly shift or block certain frequencies of electromagnetic signals passing through photonic crystals made from semiconductor material. |
IEEE Spectrum February 2006 Holonyak & Feng |
The Transistor Laser Ultrafast transistors that output optical and electrical signals open a new computing frontier. |
IEEE Spectrum February 2012 Neil Savage |
Nanostructures Catch the Light Razor-thin solar cells could be cheap but need a little help holding light in |
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 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 November 3, 2004 |
Photonic Crystal Lasers Juiced Researchers have made a photonic crystal laser that is driven by electric current. The device could eventually be used as a source of single photons for quantum cryptography and communications devices. |
Technology Research News November 19, 2003 |
Liquid Crystal Tunes Fiber Researchers have combined photonic crystal and liquid crystal to make an optical fiber whose properties can change according to temperature. The combination allows the researchers to change the properties of the light inside the fiber. |
Technology Research News December 29, 2004 |
TRN's Top Picks: Technology Research Advances of 2004 Biotechnology... Communications... Computer chips... Computer interfaces... Engineering... etc. |
Technology Research News June 18, 2003 Eric Smalley |
Chip sorts colors The simple concept of proportionality is the key to a significant advance in the emerging field of integrated optics -- chips that control light rather than electricity. |
Technology Research News November 17, 2004 Kimberly Patch |
Fibers Mix Light and Electricity Scientists have demonstrated that it is possible to make some semiconductor devices in optical fiber form. |
Technology Research News December 1, 2004 Eric Smalley |
Pure Silicon Laser Debuts Researchers have made a prototype laser from silicon. The laser is tunable, meaning it can lase in a range of wavelengths, or colors, and it works at room temperature. |
Technology Research News March 24, 2004 |
Irregular layout sharpens light Aperiodic photonic crystal could improve devices that shape, detect and filter light, including communications devices like photodetectors, demultiplexers, which sort wavelengths of light, and channel drop filters, which filter out different wavelengths. |
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 December 2007 Neil Savage |
Slower Light for Faster Telecom Networks Promising research could yield better optical data storage. |
Technology Research News June 1, 2005 Eric Smalley |
Movie Captures Trapped Light Slow light, once better understood, could be used to improve devices like sensors and optical communications equipment. Researchers have moved the field forward with a way to directly observe the phenomenon. |
Military & Aerospace Electronics January 2005 Stevens & Shmulovich |
Planar lightwave circuits will be a key technology for next-generation military systems Optoelectronics, or photonics, is now becoming crucial to communications systems on a variety of military platforms and sensor applications. |
IEEE Spectrum April 2011 Neil Savage |
Diodes Built Inside Fiber More complex nanocircuits possible, say engineers. |
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 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 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. |
Chemistry World December 10, 2007 Killugudi Jayaraman |
Scientists Trap Light in Nano-Soup Physicists in India, have demonstrated how to trap and retrieve light using a soup of micro- and nano-sized magnetic spheres. |
Technology Research News June 29, 2005 |
Crystal promises more light Spontaneous emission from chip-based devices like light-emitting diodes can lower efficiency and create noise. Researchers have created a device that can harness the energy from the emissions and put them towards positive ends. |
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 July 2, 2003 |
Tiny T splits light Researchers at the Swiss Federal Institute of Technology have designed a compact photonic crystal multiplexer that splits a lightwave into two slightly different colors. |
The Motley Fool August 5, 2010 Eric Wesoff |
Can a Disruptive PV Technology Topple First Solar? We list a few candidates for a "new black swan improbable pyro-nano-quantum-thingamajig technology" to displace thin-film PV. |
Scientific American August 2005 Steven Ashley |
Making Light of Silicon Scientists at UCLA and Intel have obtained coherent photons of light from silicon. This low cost alternative to "exotic" semiconductor materials currently used as lasers will pave the way for many technological advances. |
CIO October 1, 2002 John Edwards |
It Reflects Well On You MIT researchers have created high-performance mirrors in the shape of hairlike flexible fibers that can be woven into cloth or incorporated into paper. The technology could one day reside in clothing with an embedded reflective code or in protective gear for emergency personnel. |
Technology Research News March 10, 2004 |
Patterned fiber makes tiny scope Researchers from the University of Sydney in Australia have found a way to make an endoscope that's a dozen times smaller than today's 10-millimeter versions. The technology should make it possible to image areas that are inaccessible today. |
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. |
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. |
CIO May 15, 2003 John Edwards |
Looking-Glass Fiber Don't look now, but a new low-loss optical fiber -- featuring a mirrored core -- can conduct an intense stream of laser light that would melt an ordinary fiber. |
Military & Aerospace Electronics April 2005 |
Optoelectronics Briefs Breakthrough in solid-state laser technology... Fiber-optic field-simulation test instrument... TTL modulation added to photon devices... New high-power optical fiber... Light-sensitive camera... High-power multimode diode bar... Laser Diode earns ISO 9001:2000 certification... |
The Motley Fool October 11, 2005 Dan Bloom |
Intel's Optical Breakthrough The chipmaker may open new tech frontiers by teaching silicon and light to cooperate. |
Chemistry World May 18, 2009 James Urquhart |
Tailored colors for photonic crystals Korean and US scientists have permanently fixed the color of block copolymer photonic crystals by swelling photonic gels and 'freezing' them as they display the desired color. |
IEEE Spectrum October 2005 Anna Basanskaya |
Electricity Over Glass Photonic Power offers the option of measuring high currents by placing a transducer directly on the line, obviating the use of transformers to overcome voltage differences, as the power-over-fiber system converts electricity directly to light. |
Technology Research News August 27, 2003 |
Crystal shortens infrared waves Researchers from Sandia National Laboratories have found a way to make a tungsten photonic crystal emit 1.5 micron lightwaves, which are in the near-infrared, or heat range. This makes it useful for thermal photovoltaic devices, which turn heat into electricity. |
InternetNews September 18, 2006 David Needle |
Intel Sees The Laser Light Intel announced its latest research designed to create a super-fast hybrid silicon processor capable of moving data at terabits-per-second speed. |
Reactive Reports Issue 67 David Bradley |
Attractive Changing Colors Chemists have discovered that a simple magnet can be used to change the color of nanoparticles of iron oxide in aqueous suspension. |
Technology Research News December 11, 2002 Kimberly Patch |
Material soaks up the sun The semiconductor indium nitride got a raw deal a few decades back when it was misclassified as a mediocre photovoltaic. It turns out the stuff could be a champ at changing sunlight into electricity. If all goes according to plan, indium nitride will make for more efficient solar cells. |
Technology Research News September 8, 2004 |
Photonic Crystal Throttles Light Researchers have showed that the spacing of a photonic crystal can be used to control the timing of light emitted by a quantum dot. |
Technology Research News February 9, 2005 |
Lens design promises tight spots A new photonic crystal lens can focus near-field light to a spot one-quarter of the light's wavelength. The device can be used to make smaller, faster computer chips and memory. It could also be used in super-resolution microscopes. |
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. |
Chemistry World March 29, 2011 |
A Single Scale Tells More Than a Whole Wing Scientists in China have made zinc oxide replicas of single scales from butterfly wings to understand and exploit their optical properties for sensor and solar cell applications. |
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 June 16, 2004 |
Laser Tweezer Grabs Varied Specks Researchers have advanced the use of optical tweezers with a method that allows them to simultaneously trap and independently manipulate microscopic materials that have different indices of refraction. |