News tagged with light emitting diode

Pyramid scheme for brighter organic LEDs

The most common kind of light bulb in the United States—the incandescent—is only about 5 percent efficient. The phosphorescent organic light-emitting diode, on the other hand, makes light out of 100 percent of the electricity ...

dateJun 20, 2014 in Energy & Green Tech
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Giving LEDs a cozy, warm glow

When the 2014 Nobel Prize in physics was awarded this October to three Japanese-born scientists for the invention of blue light emitting diodes (LEDs), the prize committee declared LED lamps would light the 21st century. ...

dateNov 19, 2014 in Optics & Photonics
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