Plastics that convert light to electricity could have a big impact
Researchers the world over are striving to develop organic solar cells that can be produced easily and inexpensively as thin films that could be widely used to generate electricity. But a major obstacle is coaxing these carbon-based materials to reliably form the proper structure at the nanos...Scientists discover repulsive side to light force
New Haven, Conn.A team of Yale University researchers has discovered a "repulsive" light force that can be used to control components on silicon microchips, meaning future nanodevices could be controlled by light rather than electricity. The team previously discovered an "attractive" force of ...Regular light bulbs made super-efficient with ultra-fast laser
An ultra-powerful laser can turn regular incandescent light bulbs into power-sippers, say optics researchers at the University of Rochester. The process could make a light as bright as a 100-watt bulb consume less electricity than a 60-watt bulb while remaining far cheaper and radiating a more ple...Physicists discover important step for making light crystals
COLUMBUS, Ohio -- Ohio State University researchers have developed a new strategy to overcome one of the major obstacles to a grand challenge in physics. What they've discovered could eventually aid high-temperature superconductivity, as well as the development of new high-tech materials. In...Engineers tune a nanoscale grating structure to trap and release a variety of light waves
People debating politics are well-advised to shed more light than heat. Engineers working in optical technologies have the same aspiration. Light waves transmit data with much greater speed than do electrical signals, says Qiaoqiang Gan, a Ph.D. candidate at Lehigh University in Bethlehem, Pa. ...U of T physicists squeeze light to quantum limit
A team of University of Toronto physicists have demonstrated a new technique to squeeze light to the fundamental quantum limit, a finding that has potential applications for high-precision measurement, next-generation atomic clocks, novel quantum computing and our most fundamental understandin...Duke researchers coax bright white light from unexpected source
DURHAM, N.C. -- Duke University and United States Army scientists have found that a cheap and nontoxic sunburn and diaper rash preventative can be made to produce brilliant light best suited to the human eye. Duke adjunct physics professor Henry Everitt, chemistry professor Jie Liu and their gr...'The photon force is with us': Harnessing light to drive nanomachines
New Haven, Conn. Science fiction writers have long envisioned sailing a spacecraft by the optical force of the sun's light. But, the forces of sunlight are too weak to fill even the oversized sails that have been tried. Now a team led by researchers at the Yale School of Engineering & Applied Sc...Large-scale genetic study sheds new light on lung cancer
A multi-institution team, funded by the National Human Genome Research Institute (NHGRI) of the National Institutes of Health (NIH), today reported results of the largest effort to date to chart the genetic changes involved in the most common form of lung cancer, lung adenocarcinoma. The findings ...Scientists use light to control proteins
A team of researchers from Penn State and the University of Texas Southwestern Medical Center has discovered a way to use light to control certain proteins that catalyze biochemical reactions. "This is one of the first examples of someone successfully controlling the activity of a protein using l...deCODE Discovery Sheds Light on Risk of the Most Common Form of Skin Cancer
Latest discoveries add to understanding of individual risk of basal cell carcinoma, and are integrated into the deCODEme(TM) personal genome analysis scan REYKJAVIK, Iceland, Oct. 13 /PRNewswire-FirstCall/ -- Scientists at deCODE genetics (Nasdaq: DCGN ) today report the discovery of common...AdvanDx Receives FDA 510(k) Clearance for Yeast Traffic Light PNA FISH(TM)
New Product Provides First Capability To Rapidly Identify Five Candida Species Directly From Positive Blood Cultures In One Test WOBURN, Mass., Sept. 23 /PRNewswire/ -- AdvanDx today announced it received FDA 510(k) clearance of the Yeast Traffic Light PNA FISH(TM) to identify Candida y...New technique to compress light could open doors for optical communications
Scientists at the University of California, Berkeley, have devised a way to squeeze light into tighter spaces than ever thought possible, potentially opening doors to new technology in the fields of optical communications, miniature lasers and optical computers. Optics researchers succeeded pre...Detecting dangerous chemicals with lasers, exploring the brain's circuitry with light and more
WASHINGTON, April 22Nearly 6,000 researchers from around the world will present the latest breakthroughs in electro-optics, lasers and the application of light waves at the 2008 Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference (CLEO/QELS) May 4-9 at the San...Trap and zap: Harnessing the power of light to pattern surfaces on the nanoscale
Princeton engineers have invented an affordable technique that uses lasers and plastic beads to create the ultrasmall features that are needed for new generations of microchips. The method, which creates lines and dots that are 1,000 times narrower than a human hair, may enable the creation of...New discoveries, new labs highlight international Canadian Light Source meeting
SASKATOON, SASKATCHEWAN Discoveries by some of Canada's brightest researchers will be the focus of the Canadian Light Source (CLS) 11th Annual Users' Meeting. The meeting is part of a joint conference that also includes the fifth International Workshop on Mechanical Engineering Design of Synchrotr...Arpida Receives Green Light From US FDA for Phase II Efficacy Trial With Oral Iclaprim
REINACH, Switzerland, January 15 /PRNewswire-FirstCall/ -- Arpida Ltd. (SWX: ARPN) today announced that it has received authorisation from the U.S. Food and Drug Administration (FDA) to conduct a Phase II 'intravenous-to-oral' switch trial with iclaprim in patients with complicated Skin and Sk...Discovery of a new way to manipulate light a million times more efficiently
A discovery of a new way to manipulate light a million times more efficiently than before is announced in the journal Science this week. Using a special hollow-core photonic crystal fibre, a team at the University of Bath, UK, has opened the door to what could prove to be a new sub-branch of p...CU researchers shed light on light-emitting nanodevice
An interdisciplinary team of Cornell nanotechnology researchers has unraveled some of the fundamental physics of a material that holds promise for light-emitting, flexible semiconductors. The discovery, which involved years of perfecting a technique for building a specific type of light-emitting...Not all titanium dioxide is equal when it comes to splitting water with visible light
Researchers from the Department of Energy's Pacific Northwest National Laboratory will be presenting at this year's American Chemical Society 2009 Spring Meeting in Salt Lake City, Utah. The following talk will occur on Tuesday afternoon. Scientists are hot on the trail of materials that use ...Ultrafast optical shutter is switched entirely by laser light
Its a rare case of all light and no heat: A new study reports that a laser can be used to switch a film of vanadium dioxide back and forth between reflective and transparent states without heating or cooling it. It is one of the first cases that scientists have found where light can directly prod...Governors Growth Council hopes to go light on paperwork and heavy on ideas
MADISON -- Retired health insurance executive Tom Hefty has seen blue-ribbon government panels come and go over the years. In fact, Hefty sometimes displays a thick file of reports spanning 20 years of commissions, councils and advisory boards as a reminder that writing thoughtful research papers i...Inactivation of Contaminating Templates in PCR Using High Intensity Ultraviolet Light
Introduction Amplification of DNA through the polymerase chain reaction (PCR) is a highly sensitive method capable of copying millions of DNA molecules from just a single molecule. 1 Because of the extreme sensitivity of this method, ...DOE awards $377 million in funding for 46 energy frontier research centers
...new capabilities in nanotechnology, high-intensity light sources, neutron scattering sources, supercomputin...ve years to synthesize new molecular catalysts and light absorbers and integrate them into nanoscale archit...llion for five years to simultaneously explore the light absorbing and emitting properties of hybrid inorga...Viral Genetics Creates Subsidiary to Develop Cancer Therapy
...such studies or tests. Therefore, there can be no assurance that the forward-looking statements included in this release will prove to be accurate. In light of the significant uncertainties inherent in the forward-looking statements included herein, the forward-looking statements should not be regarded as ...Model predicts evolution of Mediterranean landscape following fires
...parameters such as the dispersal of plants (by shoots or seeds), their distribution over space and time, and the resources they compete for (primarily light and water). Such ecosystems can generally evolve from grassland to scrubland (with rock rose, lavender and broom), later to transitional woodland (...NIST scientists study how to stack the deck for organic solar power
...applications, but their market share will be limited until the technology improves. Even the best organic photovoltaics convert less than 6 percent of light into electricity and last only a few thousand hours. "The industry believes that if these cells can exceed 10 percent efficiency and 10,000 hours of l...Sanofi-aventis Announces Second Quarter 2009 Results
...in adjusted EPS excluding selected items for the year to be around 10%, calculated at constant exchange rates, barring major adverse events. In light of the first-time application of IFRS 8 (Operating Segments), sanofi-aventis has reviewed its segment structure and financial indicators, and now pres...Breaking barriers with nanoscale lasers
...electrons excited in metals can help you confine a light in a laser to sizes smaller than that required by ...ezed between metal layers, can actually emit laser light a laser with the smallest thickness of any ever p...onment. The next step is to achieve the same laser light emission at room temperature. Researchers world...