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Technology Research News
May 18, 2005
Thin Silver Sheet Makes Superlens Researchers have fashioned a superlens from a thin sheet of silver that resolves images as small as 60 nanometers using 365-nanometer light. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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 mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
Technology Research News
March 23, 2005
Microdroplet makes mighty microscope Researchers from the University of Maryland have found a way to reach nanometer-scale resolution using something called far-field optics. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
Technology Research News
April 23, 2003
Eric Smalley
Silver bits channel nano light Researchers from the California Institute of Technology and the University of Southern California have found a way to guide near-field light over short distances through channels that are several times narrower than the wavelengths of light. mark for My Articles similar articles
Technology Research News
June 29, 2005
Micro marbles make nano rings Using chemical methods, researchers have found a cheaper way to make nanoscale rings. The rings can then be used to make materials to bend light. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
Technology Research News
September 22, 2004
Microscope Etches Ultrathin Lines Researchers have shown that it is possible to match electron beam resolution for organic materials using an ultraviolet laser shown through a near-field optical microscope. mark for My Articles similar articles
Technology Research News
February 9, 2005
Nano triangles concentrate light An extremely small gold bowtie nanoantenna that focuses visible and near-infrared light to extremely small, intense spots of light could eventually be used to allow microscopes to focus at the nanoscale. Researchers hope to have a practical implementation built within a year. mark for My Articles similar articles
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. mark for My Articles similar articles
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. mark for My Articles similar articles
IEEE Spectrum
April 2009
Bill Arnold
Shrinking Possibilities Lithography will need multiple strategies to keep up with the evolution of memory and logic mark for My Articles similar articles
Popular Mechanics
September 2009
5 Metamaterials That Make Matter Invisible, Silent or Blindingly Fast When nature can't supply raw ingredients for next-generation hardware, scientists create their own. mark for My Articles similar articles
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. mark for My Articles similar articles
The Motley Fool
June 13, 2006
Dan Bloom
Texas Instruments Gets Tinier The company finds a watery way to create smaller, faster, cheaper chips. mark for My Articles similar articles
IEEE Spectrum
November 2008
Chris A. Mack
Seeing Double Someday, chips might be made with X-rays. Until then, double-patterning lithography will be the only game in town. mark for My Articles similar articles
Technology Research News
October 6, 2004
Crystal structure tunes nanowires A new process that controls the crystal structure of nanowires made from specific semiconductors may enable electronic components, such as light-emitting diodes and laser diodes, with tunable properties. mark for My Articles similar articles
Technology Research News
October 17, 2005
Data storage technologies Today's magnetic disk drives could be improved by incorporating much larger magnetoresistance or replaced by microelectromechanical systems (MEMS), near-field optics, holographic systems, or even molecules for better data storage solutions. mark for My Articles similar articles
Technology Research News
April 20, 2005
Ultraviolet Shifts Plastic's Shape Researchers have concocted a polymer material that can be switched from one shape to another in the presence of the right wavelengths of ultraviolet light. mark for My Articles similar articles
The Motley Fool
September 19, 2006
Jack Uldrich
Intel's New Laser-Like Focus The company's latest silicon chip development could open up exciting new markets. The news offers investors yet another reason to believe Intel remains a sound long-term investment. mark for My Articles similar articles
Technology Research News
June 18, 2003
Nano rapid prototyping advances Rapid prototyping -- using lasers to harden liquid plastic into three-dimensional shapes -- has been around for a couple of decades, but lately researchers have been working to scale the process down to the realm of nanotechnology. mark for My Articles similar articles
Technology Research News
April 21, 2004
Kimberly Patch
Spoke Polarization Tightens Focus Conventional wisdom holds that you can't focus light much beyond half its wavelength, which has computer chipmakers scrambling to work out how to use extreme ultraviolet and x-rays to make smaller circuits. But scientists are coming up with tricks for getting around this not-so-fundamental limit. mark for My Articles similar articles
Chemistry World
March 6, 2007
Kira Welter
Nano-Objects Under the Light Microscope Scientists have developed a lens that can transmit images over long distances with a resolution that is not restricted by light wavelength. mark for My Articles similar articles
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 mark for My Articles similar articles
Chemistry World
December 20, 2011
Simon Hadlington
pH adjustable protein micro-lenses Scientists in China have used a common protein to create tiny optical lenses, a few tens of micrometres in diameter, whose focus can be adjusted simply by changing the pH of the surrounding medium. mark for My Articles similar articles
Technology Research News
April 9, 2003
Liquid crystals go 3D Researchers from Sheffield University in England and the University of Pennsylvania have unlocked some of the secrets of liquid crystals, materials that self-assemble into lattices of geometric shapes that are neither solid nor liquid, but somewhere between. mark for My Articles similar articles
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. mark for My Articles similar articles
Chemistry World
August 8, 2012
James Urquhart
Liquid Gallium Lights Up US researchers have developed a nanomoulding technique for patterning liquid gallium that enables surface plasmons to become excited using visible light. mark for My Articles similar articles
Technology Research News
June 29, 2005
Eric Smalley
Nanowire networks route light Will computer chips using light rather than electricity offer increased computing speed? Research says probably. mark for My Articles similar articles
Technology Research News
February 25, 2004
Nanotube mix makes liquid crystal Carbon nanotubes are rolled-up sheets of carbon atoms that can be as narrow as 0.4 nanometers, or the span of four hydrogen atoms. They have useful electrical and mechanical properties and are a leading player in nanotechnology. mark for My Articles similar articles
InternetNews
February 21, 2006
Clint Boulton
IBM Chip Path to Cheat Moore's Law? In the search for new chip form factors to carry the torch that is Moore's Law, IBM researchers this week said they have found a way to build smaller chip circuits. mark for My Articles similar articles
Technology Research News
August 25, 2004
Kimberly Patch
Liquid Crystal IDs Pathogens Liquid crystal is not only the stuff of computer screens and watch displays, it is also how your cell membranes are structured. Combining the similarly structured artificial and biological materials makes a device that detects viruses and toxins. mark for My Articles similar articles
Military & Aerospace Electronics
January 2006
Laser-Diode Modules with TTL Modulation U.K.-based Photonic Products added TTL modulation options to its Photon range of laser-diode modules, which will accept signals from DC up to 100 kHz minimum. mark for My Articles similar articles
Wired
September 2000
Charles Platt
Bright Switch A tiny crystal full of holes is about to smash the electronic speed limit, and in the coming photonics era, superfast optical networking is only the beginning. mark for My Articles similar articles
Chemistry World
September 28, 2012
Laura Howes
Tuning photonic crystals by blending brush polymers Bob Grubbs at the California Institute of Technology in the US, has previously made photonic crystals with brush block copolymers but this precise tuning of the wavelength of reflected light is new. mark for My Articles similar articles
Chemistry World
July 1, 2012
Laura Howes
Fish with Crystal Clear Vision Zoologists and physicists in the UK and Germany have teamed up to understand the construction of the elephantnose fish retina, which is very different from our own. Their eyes are another natural example of photonic crystals, like opals. mark for My Articles similar articles