(Phys.org) -- Using “random lasers” as a source of illumination in medical imaging equipment could improve both processing time and the clarity of the final images, according to new research by Yale ...
Apr 30, 2012
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(AP) -- How much would you pay for an amazing, state-of-the-art light bulb? Shoppers will be asking themselves that very question at Home Depot and other outlets starting Sunday - Earth Day - when the bulb ...
Apr 16, 2012
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(PhysOrg.com) -- It took Thomas Edison two years and over 3,000 experiments to develop a marketable light bulb. It has taken 10 times that long and who-knows-how-many experiments to develop a system that is ...
Apr 04, 2012
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If you follow the clean energy dialogue, then you may have encountered discussions about the role of rare earth metals at some point in the last year or two. If not, read on, because rare earths should not ...
Apr 03, 2012
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Most light emitters, from candles to light bulbs to computer screens, look the same from any angle. But in a paper published this week on the Nature Photonics website, MIT researchers report the development of a n ...
Mar 12, 2012
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The invention of a long-lasting incandescent light bulb in the 19th century spurred on the second wave of the industrial revolution, illuminating homes, extending leisure time and bringing us to the point today where many ...
Feb 28, 2012
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A new technique that paves the way for manufacturing affordable LED light bulbs is to be exploited in the UK, in a deal that researchers say could have a dramatic impact on carbon emissions.
Feb 07, 2012
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Scientists study the movement of charge carriers to design an organic LED that is energy efficient and still casts a warm, natural glow.
Feb 01, 2012
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A California startup out to change the world shined at the Consumer Electronics Show on Thursday with a light bulb blending beauty and efficiency with love for the Earth.
Jan 13, 2012
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Congress has dodged a government shutdown, agreeing to a $1 trillion spending bill that features a variety of rare compromises. Both Democrats and Republicans won some concessions, and it's too early to say who came out on ...
Dec 26, 2011
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(PhysOrg.com) -- In an example of life imitating art, biologists and bioengineers at UC San Diego have created a living neon sign composed of millions of bacterial cells that periodically fluoresce in unison ...
Dec 19, 2011
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With the successful launch of the Mars Science Laboratory on Saturday, Los Alamos National Laboratory researchers and scientists from the French space institute IRAP are poised to begin focusing the energy ...
Nov 29, 2011
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It's possible that Tanya Morris has become something of a pest. And she delights in it. Wherever she goes, she's likely to whip out her iPad and open her favorite app: the Light Bulb Finder.
Nov 21, 2011
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Alternative lighting is emerging as a potent method to combat the energy crisis. Light-emitting diode (LED) lighting technologies could provide an innovative way to save energy and make wasteful lighting obsolete.
Nov 17, 2011
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In this month's edition of Physics World, Paul Blom and Ton van Mol from the Holst Centre in Eindhoven describe a way of creating thin, flexible sheets of organic light-emitting diodes (OLEDs) using a cheap, newspaper-style "roll- ...
Nov 01, 2011
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