Imec reports large-area silicon solar cells with high efficiency
At the 25th European Photovoltaic Solar Energy Conference (Valencia, Spain), Imec presents several large-area silicon solar cells with a conversion efficiency above 19%.
New system developed to test and evaluate high-energy laser weapons
Technologies for using laser energy to destroy threats at a distance have been in development for many years. Today, these technologies -- known as directed energy weapons -- are maturing to the point of ...
Tunable quantum cascade laser
Redefining electrical current law with the transistor laser
(PhysOrg.com) -- While the laws of physics weren't made to be broken, sometimes they need revision. A major current law has been rewritten thanks to the three-port transistor laser, developed by Milton Feng ...
'Molecular glass fibers'
Dutch nanotechnologists from the MESA+ research institute of the University of Twente have discovered that the photosynthesis system of bacteria can be used to transport light over relatively long distances. ...
Nanoparticles Provide a Targeted Version of Photothermal Therapy for Cancer
(PhysOrg.com) -- Using easily prepared gold nanocages that are able to escape from the blood stream and accumulate in tumors, a team of investigators from the Washington University in St. Louis has shown that they can use ...
New hope for ultimate clean energy: fusion power
(PhysOrg.com) -- Imagine if you could generate electricity using nuclear power that emitted no radioactivity: it would be the answer to the world's dream of finding a clean, sustainable energy source.
Optical Society Launches Laser Anniversary Video
(PhysOrg.com) -- The Optical Society (OSA) today announced the release of the video Lasers: Transforming Life, a special anniversary video highlighting the importance of lasers and laser technology.
The hot -- and cold -- interventional radiology treatments for recurrent prostate cancer
The first known patient cases using magnetic resonance-guided heat (laser interstitial thermal therapy) or cold (cryoablation) to treat prostate cancer recurrence after surgical removal of the prostate gland were presented ...
NPL makes light work of home grooming
The National Physical Laboratory (NPL) and the University of Dundee recently assessed the light emitted by a home-use intense-pulsed light (IPL) hair reduction system and confirmed that it is safe. This confirmation is important, ...
Laser knocks down test missile off Calif. coast
The Air Force says a high-powered laser has destroyed a missile in flight during a test of a national defense system off the California coast.
Scientists Produce Unprecedented 1 Megajoule Laser Shot, Step Towards Fusion Ignition
US scientists have produced a laser shot with an unprecedented energy level that could be a key step towards nuclear fusion, the US National Nuclear Security Administration said Wednesday.
Looking for the heartbeat of cellular networks
Our cells' molecules form an intricate network of interactions. Today's techniques, however, can only be used to measure individual molecular reactions outside the cells. Since molecular concentrations are much higher in ...
New structure could produce efficient semiconductor laser sources
(PhysOrg.com) -- University of Wisconsin-Madison researchers have achieved a nanoscale laser structure they anticipate will produce semiconductor lasers in the next two years that are more than twice as efficient ...