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Light Sources News
Solid-State UV Lamp Presents Sterilization Alternative
NAGOYA, Japan, April 23, 2014 — A new solid-state UV lamp could provide a cheaper and safer option for surface sterilization.
Stress Activates Light-Emitting Nanowires
ZURICH, April 23, 2014 — Stretching gallium arsenide nanowires makes them better light emitters, while compression makes them better light absorbers.
Panels Redirect Sunlight into Shadowy Urban Areas
CAIRO, April 18, 2014 — Corrugated, translucent panels mounted on rooftops could be used to bend sunlight into places it normally doesn't reach.
Lasers Produce Bio-Inspired Surface Functions
Apr 17, 2014 — Lasers can interact with matter in a variety of ways. Depending on the wavelength, the energy of the laser beam and a whole set of other parameters, such as pulse duration or repetition rate, laser photons have countless ways of mingling with the...
New Switch Could Scale Up Quantum Computing
CAMBRIDGE, Mass., April 11, 2014 — A new technique to connect particles could assist in development of quantum computing systems.
Red Light Increases Viability of Implanted Stem Cells
CHONGQING, China, April 11, 2014 — Doses of red and near-IR light have been shown to increase the viability of implanted stem cells used to treat brain damage.
Light-Activated Neurons May Restore Function to Paralyzed Muscles
LONDON, April 10, 2014 — There is optimism that a new technique could help paralyzed muscles move again.
Nanostructures Show Promise for Efficient LEDs
ANN ARBOR, Mich., April 8, 2014 — Nanostructures and an indium nitride (InN) semiconductor could hold promise for improving the efficiency of LEDs, particularly in the green gap, where productivity typically takes a dive. Researchers from the University of Michigan conducted tests...
Market Growing for Laser-Based Machine Vision Technologies
Apr 7, 2014 — A panel of industry experts weighs in on recent and future advances in laser technologies for machine vision, and offers a look at the market. Laser-based machine vision can be a valuable tool for manufacturers looking to improve various areas of...
Nanophotonics Underpins Some Groundbreaking Technologies
Apr 7, 2014 — Nanophotonics is now a major research theme in optical physics and engineering. Driven by the dream of untapped device functionality, nanophotonics studies the exciting science of the interaction of light with nanostructures, at the size scale where...
The Better to See You With
Apr 7, 2014 — Advances in manufacturing and materials will help the military spot targets faster – and from farther away. For the military, the name of the game is to see first and farthest, which makes optics vital. The length of an optical path can set...
Integrated Chips Used as Single-Photon Sources
SYDNEY and NICE, France, April 3, 2014 — A high-quality source of single photons is hard to come by. But there may be a solution in the pipeline in the form of an integrated optical chip.
Energy Technologies Get Boost from New Waveguides
BUFFALO, N.Y., March 31, 2014 — More efficient photovoltaic cells are among the possibilities created by a new nanoscale microchip component.
Superabsorbing Method Improves Solar Cell Efficiency
RALEIGH, N.C., March 31, 2014 — A newly designed superabsorbing solar cell has the potential to significantly improve the light absorption efficiency of thin-film solar cells without compromising solar light absorption capabilities.
Combining Technologies Creates Ultrathin Light Detectors
VIENNA, March 28, 2014 — A first-ever combination of technologies has resulted in the creation of an extremely thin light detector.
System Pushes Better Light Control
CAMBRIDGE, Mass., March 27, 2014 — More precise control of light could be on the horizon, prompting advances in solar photovoltaics, detectors for telescopes and microscopes, and privacy filters for display screens.
Microtechnology Emerging as Next Big Thing
BELLINGHAM, Wash., March 26, 2014 — Growing demand for high-tech research and development in micro-optoelectromechanical systems (MOEMS) has led to breakthrough achievements for applications including space exploration, wireless systems and health care.
Solar Cell by Day, Light Panel by Night
SINGAPORE, March 25, 2014 — A chance discovery has brought light emission properties to solar cells. A new solar cell material developed by a team at Nanyang Technological University (NTU) not only converts light to electricity, but also emits light. The hybrid perovskite...
Switching an Antibiotic On and Off with Light
KARLSRUHE, Germany, and KIEV, Ukraine, March 25, 2014 — Soon antibiotics may be switched on and off as readily as a lightbulb, treating localized infections and even cancer in the process. A team from the Karlsruhe Institute of Technology and the University of Kiev incorporated a photoswitchable molecule...
Day of Photonics 2014: Enlightening the Public
BERLIN, March 24, 2014 — The annual Day of Photonics will take place Oct. 21, offering the general public a look at the opportunities the industry offers. Organized by the European Photonics Industry Consortium (EPIC) and sponsored by organizations worldwide, the event aims...
Inevitable Imperfection Produces Nanolaser
COPENHAGEN, Denmark, March 24, 2014 — Nanostructures are inevitably a little bit imperfect, making it impossible thus far to develop optical chips that can control light. However, such structures are proving to be perfect for a whole new set of uses.
Shrink Wrapping Disease Biomarkers
IRVINE, Calif., March 21, 2014 — A new technique for better detection of infectious disease biomarkers has scientists looking at ordinary shrink wrap in a whole new way.
Superconductor LEDs Help Unravel Entanglement
TORONTO, March 21, 2014 — Superconductivity in LEDs could generate the perplexing quantum physics phenomenon known as entanglement.
SPIE Names 2014 Award Winners
BELLINGHAM, Wash., March 18, 2014 — SPIE has announced its 2014 award recipients, who are being honored for their outstanding achievements in the industry. And the winners are: SPIE Gold Medal Award: James Harrington of Rutgers University for his contributions to the field of...
Ultrabright Nanocrystals Could Image Single Proteins
BERKELEY, Calif., March 19, 2014 — The future is bright in the world of biological imaging with the recent creation of ultrabright, ultrasmall light-emitting crystals that can image single proteins.
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