LED bulbs hit 100 watts as federal ban looms
Two leading makers of lighting products are showcasing LED bulbs that are bright enough to replace energy-guzzling 100-watt light bulbs set to disappear from stores in January.
Two leading makers of lighting products are showcasing LED bulbs that are bright enough to replace energy-guzzling 100-watt light bulbs set to disappear from stores in January.
Energy & Green Tech
May 16, 2011
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As someone who considers himself an environmentalist, I'd love to get a solar array for my home. But I'm finding that it may not make a lot of sense - at least right now. My wife and I drive fairly fuel-efficient cars. Our ...
Energy & Green Tech
Apr 28, 2013
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The light that typically floods homes, offices and public buildings could provide something more than illumination. Scientists at Disney Research and ETH Zurich have demonstrated that light could be a medium for light bulbs ...
Engineering
Sep 11, 2015
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Human devices, from light bulbs to iPods, send information using electrons. Human bodies and all other living things, on the other hand, send signals and perform work using ions or protons.
General Physics
Sep 20, 2011
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Perhaps no startup was launched for a more intriguing reason than that of Northeastern's Hanchen Huang. From the company website:
Materials Science
Jan 8, 2016
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(Phys.org)—Entrepreneurs Christian Yan, Tom Rodinger and Gimmy Chu have formed a partnership and created a company they call NanoLight. Their products are LED light bulbs that the group claims are the world's most efficient. ...
One problem in developing more efficient organic LED light bulbs and displays for TVs and phones is that much of the light is polarized in one direction and thus trapped within the light-emitting diode, or LED. University ...
Materials Science
Sep 29, 2013
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(PhysOrg.com) -- RTI International has developed a revolutionary lighting technology that is more energy efficient than the common incandescent light bulb and does not contain mercury, making it environmentally safer than ...
Nanomaterials
Feb 10, 2010
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(Phys.org)—Researchers at University of California, Santa Barbara, in collaboration with colleagues at the École Polytechnique in France, have conclusively identified Auger recombination as the mechanism that causes light ...
General Physics
Apr 23, 2013
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What is the universe made of? This question has driven astronomers for hundreds of years.
Astronomy
Jan 13, 2024
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