Thomas Edison invented the first incandescent light bulb 130 years ago, which greatly contributed to the advancement of civilization. However, that technology is antiquated, economically inefficient to operate, and fragile. Fluorescent ...
Tags: LED, LED lights, LEDs
Ming Ma, a doctoral student in the Department of Materials Science and Engineering of the Rensselaer Polytechnic Institute (RPI), has been named the winner of the 2013 Lemelson-Rensselaer Student Prize which (along with prizes for students ...
Tags: Ming Ma, RPI, GRIN LED technology, LEDs
After an earlier complaint against Nichia was rejected, Everlight has uncovered additional details to bolster its claim that fictitious results were included in a Nichia patent application. Further activity has taken place in the patent ...
Tags: Nichia, Everlight, LED Patent
Nanometer-scale silicon crystals have been shown to generate high luminous potential, and scientists at Karlsruhe Institute of Technology (KIT) in Germany and the University of Toronto in Canada have succeeded in using these crystals to ...
Professor Yue Kuo, from the Artie McFerrin Department of Chemical Engineering at Texas A&M University , has fabricated a new type of LED, capable of producing a wide spectrum light while operating for long periods of time at atmospheric ...
Tags: LED, Yue Kuo, new type of LED
Professor Yue Kuo of the Artie McFerrin Department of Chemical Engineering at Texas A&M University has fabricated a new type of LED, capable of producing a wide spectrum light while operating for long periods of time at atmospheric ...
Tags: LED, LED industry, Fluorescent lights
A research group has fabricated what it claims is the world's first LED that emits warm-white light using a single phosphor. A group of researchers at the University of Georgia, together with other collaborators, have developed a new ...
Tags: LED, warm-white light, single phosphor
Miniature LEDs Miniature LEDs are some of the most common types of LED lights and can be found in an array of devices with surface-mount or through-hole designs. Miniature LED lights are used mostly as indicator ...
Tags: LED
BluGlass has utilized its low temperature RPCVD process to develop p-type GaN, an essential material that make up the top layers of a nitride LED. Preliminary testing has been carried out on the sample using a 0.5mm diameter size p-type ...
Tags: GaN, raw material, LED
BluGlass Ltd of Silverwater, Australia says that it has succeeded in its initial laboratory experiments in developing p-type gallium nitride (p-GaN) material (essential for making up the top layers of a nitride LED). Spun off from the ...
Tags: BluGlass RPCVD, Macquarie University, RPCVD, nitride LED
The 2012 Lighting Year began with the historic phase-out of the incandescent light bulb. The year continued with the 50th anniversary of the light-emitting diode (LED) in October and ended in December with yet another Greatest LED. ...
Tags: Philips, LED, LED lamp, LED Lighting, OsramNXP Cree
The 2012 Lighting Year began with the historic phase-out of the incandescent light bulb. The year continued with the 50th anniversary of the light-emitting diode (LED) in October and ended in December with yet another Greatest LED. ...
Tags: Philips LED, LED lamp, LED Lighting, OsramNXP Cree
Light output power increased 23% over conventional lateral LEDs. Korea's universities have used aluminum-alloyed graphite as a thermally conducting substrate to improve the light output power performance of nitride semiconductor LEDs by ...
Tags: LED
Many LED semiconductor chips are potted in clear or colored molded plastic shells. The plastic shell has three purposes: Mounting the semiconductor chip in devices is easier to accomplish. The tiny fragile electrical wiring is ...
Tags: LED
University of California,Santa Barbara(UCSB)has demonstrated for the first time nonpolar m-plane(10-10)nitride semiconductor vertical-cavity surface-emitting laser(VCSEL)diodes[Casey Holder et al,Appl.Phys.Express,vol5,p092104,2012]. The ...
Tags: nitride semiconducto, VCSEL, electrical