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photonic crystals News
Copernicus Project Developing Photonic Crystal Technology
NEUILLY-SUR-SEINE, France, Oct. 26, 2010 — European scientists and engineers have joined forces to pursue a visionary concept to employ photonic crystals for ultrafast signal processing with integrated optical circuits. The Copernicus project, which runs until the end of 2012, has received funding worth nearly Euro 3 million from a part of the European Commission’s Information Society Technologies Program, which is devoted to disruptive photonics technologies. The project has brought together eight European academic and...
Holding onto a Pinch of Light
TEL AVIV, Israel, July 16, 2010 — A new tool developed by Tel Aviv University, Holographic Optical Tweezers (HOTs) use holographic technology to manipulate up to 300 nanoparticles at a time, such as beads of glass or polymer, that are too small and delicate to be handled with...
Green Photonics
Mar 16, 2010 — Lasers are not all that’s green in the photonics industry. Photonics technologies are helping to reduce energy consumption, they’re used in the manufacturing of renewable energy te...
Imperfect Chips Enhance Quantum Technology
LYNGBY, Denmark, March 16, 2010 – A lot of effort is put into perfecting optical chips, which, among other applications, are used within quantum technology. However, a group at DUT Fotonik is saying that imperfectio...
Artificial vacuums unleash speed of quantum computing
TORONTO – Instilling photonic crystals with the occasional quantum dot triggers a vacuumlike effect that alters light in such a way that may make ultrafast optical computing possible. Sajeev John of the University of Toronto and his student Xun Ma were...
LEDs: Beyond High Brightness
Nov 1, 2009 — The US Department of Energy’s Energy Information Administration (EIA) reported in 2007 that the US had used roughly 526 billion kilowatt-hours of electricity for lighting (both commercial and residential). In 2008, the EIA reported that a typical...
PECASE Funds Photonics Work
WASHINGTON, July 13, 2009 -- Scientists and engineers focused on photonics-related work were among the 100 named by President Barack Obama as recipients of the Presidential Early Career Awards for Scientists and Engineers (PECASE), the highest honor bestowed by the US...
Magnetochromatic Beads
RIVERSIDE, Calif., June, 18, 2009 – For the first time, stable photonic materials with tunable colors could be fabricated on a large scale after a new mechanism for inducing color change in materials was discovered at the University of California, Riverside.
Silicon Emits Visible Light
SYDNEY, Australia, March 27, 2009 – Physicists at the University of Sydney discovered that silicon photonic crystals, which slow laser light, can convert IR wavelengths to green light.
Physicists Get Genius Grants
CHICAGO, Sept. 23, 2008 -- An optical physicist who demonstrated that power can be transmitted wirelessly, a physicist who explores the mysterious behavior of quantum systems, and an astrophysicist working to improve the spatial resolution and precision of instruments used to...
PHOTONIC CRYSTALS
May 1, 2008 — Written for undergraduate students and researchers, the second edition of Photonic Crystals: Molding the Flow of Light addresses photonic bandgap materials and their use in controlling the propagation of light. Covering current developments in the...
DSS 2009 Adds Sensing Topics
ORLANDO, Fla., March 27, 2008 -- SPIE said it will enhance its 2009 Defense+Security Symposium (DSS) by incorporating the sensing topics of its defunct Optics East show. SPIE DSS 2008, held last week, was well attended, the society said, with exhibitors reporting excellent...
DSS 2009 Adds Sensing Topics
ORLANDO, Fla., March 27, 2008 -- SPIE said it will enhance its 2009 Defense+Security Symposium (DSS) by incorporating the sensing topics of its defunct Optics East show. SPIE DSS 2008, held last week, was well attended, the society said, with exhibitors reporting excellent...
Sharon Weiss Receives NSF Award for Waveguide Research
Mar 27, 2008 — Sharon M. Weiss, PhD, assistant professor of electrical engineering and physics at Vanderbilt University, will receive $400,000 over five years under a National Science Foundation (NSF) Faculty Early Career Development Award. The CAREER Award will...
3-D Photonic Crystals Sought
LUDWIGSHAFEN, Germany, Nov. 27, 2007 -- Photonic crystals, which contain properties that give butterfly wings their shimmering colors, are being used to revolutionize the future of telecommunications by making systems smaller, faster and more efficient. By the end of a three-year...
Superparamagnetic Nanoclusters Form Photonic Crystals
Sep 1, 2007 — Photonic crystals hold promise in optoelectronic applications that require the manipulation of photons, as in telecommunication devices and sensors. Although a desirable photonic crystal will have a tunable stop band controllable by external...
LIGHTING, ENERGY
Jun 1, 2007 — A technology study from IntertechPira titled “Advances in Photonics for Lighting and Energy” discusses developments and trends in photonic materials and devices, including carbon nanotubes, light pipes, nanocrystals, photonic crystals, organic LEDs...
Newly Created Molecules Drive Lithography Technique
ATLANTA, March 30, 2007 -- New two-photon absorbing molecules that are sensitive to light at short wavelengths are helping to produce 3-D polymer line structures as small as 65 nm wide. The 3-D multiphoton lithography technique could compete with existing processes for making...
Lighting the World with a Smile
Dec 1, 2006 — According to researchers in Germany, teeth may provide more than just a smile that helps gain friends and influence enemies. Instead, the structure of these dental fixtures could lead to the development of solar collectors that function under...
World's Smallest Silicon Modulator Created
Feb 1, 2006 — AUSTIN, Texas, Feb. 1, 2006 -- An electrical engineer at The University of Texas at Austin has made a laser light blink while it passes through a miniaturized silicon chip, a major step toward developing commercially viable optical interconnects for...
World's Smallest Silicon Modulator Created
Feb 1, 2006 — AUSTIN, Texas, Feb. 1, 2006 -- An electrical engineer at The University of Texas at Austin has made a laser light blink while it passes through a miniaturized silicon chip, a major step toward developing commercially viable optical interconnects for...
Photonic Crystal Array Lases at Stanford
Jan 1, 2006 — Lasers based on nanocavities in photonic crystals have been widely investigated because of the high density of states associated with these tiny devices, which leads to low lasing thresholds and to high direct-modulation rates. But their drawback to...
Self-Assembled Nanoprisms Form Smectic Crystal
Jan 1, 2006 — Building nanometer-scale devices such as photonic crystals requires assembly techniques of unprecedented accuracy. Developing these techniques can be as difficult as designing the devices and, thus, self-assembly methods — in which the components of...
Butterfly Features Structurally Enhanced Fluorescence
Dec 1, 2005 — Reporting in the Nov. 18 issue of Science, researchers at the University of Exeter in the UK describe how the scales on the wing of the African swallowtail butterfly Papilio nireus resemble high-efficiency LEDs. The blue and blue-green scales, they...
New Laser Could Speed Telecommunications
Nov 8, 2005 — STANFORD, Calif., Nov. 8 -- Researchers at Stanford University have used an array of coupled photonic crystal nanocavities to develop a new kind of laser that could lead to drastically faster speeds in telecommunications and networking equipment,...
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