The dark side of LEDs: Suppression of melatonin by blue light
You may have heard that exposure to blue light can disrupt your sleep. As it turns, out it's also harmful to wildlife.
You may have heard that exposure to blue light can disrupt your sleep. As it turns, out it's also harmful to wildlife.
Plants & Animals
Sep 9, 2022
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Planet earth runs on light energy. Light energy from the sun powers photosynthetic processes in plants and different wavelengths of light cue these plants to flower, move their leaves, and grow taller. These same cues influence ...
Energy & Green Tech
Mar 28, 2016
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Cellphones and other devices could soon be controlled with touchless gestures and charge themselves using ambient light, thanks to new LED arrays that can both emit and detect light.
Nanophysics
Feb 9, 2017
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Advances at Oregon State University in manufacturing technology for "quantum dots" may soon lead to a new generation of LED lighting that produces a more user-friendly white light, while using less toxic materials and low-cost ...
Nanophysics
Aug 19, 2015
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Recently, quantum dots (QDs)—nano-sized semiconductor particles that produce bright, sharp, color light—have moved from the research lab into commercial products like high-end TVs, e-readers, laptops, and even some LED ...
Nanophysics
Aug 7, 2015
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LED bulbs seem to be the future of home lighting: They save electricity, they're durable and they don't contain mercury like compact fluorescents. But having them produce white light like any old light bulb is like using ...
Consumer & Gadgets
Mar 13, 2013
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(PhysOrg.com) -- Researchers from Siemens have broken their own record for wirelessly transmitting data over white LED light. They’ve now achieved rates of 500 megabits per second (Mbps), shattering the previous record ...
For consumers who are still bemoaning the phaseout of incandescent light bulbs, hate the harsh CFLs and can't figure out LEDs, another option may be on the horizon - a new kind of bulb is slated to hit store shelves this ...
Energy & Green Tech
Sep 4, 2015
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South Korea's LG Display said it has developed a liquid crystal display (LCD) television panel that is thinner than a pencil, describing it as the world's slimmest.
Consumer & Gadgets
May 19, 2009
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Anyone who has stood in confusion in the light-bulb aisle (and that's most of us) knows that technology and the push to save energy are continuing to flip the script on home lighting options.
Energy & Green Tech
Jun 15, 2016
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