Looking for an item in a large department store or mall can be like searching for a needle in a haystack, but that could change thanks to a hybrid location-identification system that uses radio frequency transmitters and ...
Engineering
Jan 26, 2012
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Philips has developed what is said to be the world’s most efficient and cost effective solar powered LED street lighting solution per km of road.
Energy & Green Tech
Jan 24, 2012
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A switch to LED lights in refrigeration units could save the retail meat industry millions of dollars each year, according to research from Kansas State University.
Other
Jan 17, 2012
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Sony announced that it has developed the next-generation self-emitting display, “Crystal LED Display,” and presents a Full HD, 55-inch prototype model at the 2012 International Consumer Electronics Show. It is the ...
Consumer & Gadgets
Jan 11, 2012
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Working under the open sky – it sounds enticing, but it’s seldom really a practical option. Now, a dynamic luminous ceiling brings the sky into office spaces by creating the effect of passing clouds. This kind of ...
Engineering
Jan 3, 2012
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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.
Energy & Green Tech
Nov 17, 2011
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A team at Stanford's School of Engineering has demonstrated an ultrafast nanoscale light emitting diode (LED) that is orders of magnitude lower in power consumption than today's laser-based systems and able to transmit data ...
Optics & Photonics
Nov 15, 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 ...
General Physics
Nov 1, 2011
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Researchers have used zinc oxide microwires to significantly improve the efficiency at which gallium nitride light-emitting diodes (LED) convert electricity to ultraviolet light. The devices are believed to be the first LEDs ...
Nanophysics
Oct 31, 2011
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(PhysOrg.com) -- The human eye is as comfortable with white light generated by diode lasers as with that produced by increasingly popular light-emitting diodes (LEDs), according to tests conceived at Sandia National Laboratories.
Optics & Photonics
Oct 26, 2011
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