Researchers in South Korea and USA have been developing graded-composition superlattice electron-blocking layers (GSL-EBLs) for nitride semiconductor light-emitting diodes (LEDs) [Jun Hyuk Park et al, Appl. Phys. Lett., vol103, p061104 ...
Tags: LED, droop GaN EBL, Electrical, Electronics, nitride semiconductor
From recessed troffers to circular pendants to suspended lighting fixtures, GE's Lumination™ LED Luminaires, a product of GE ecomaginationSM, continue to push the boundaries of indoor LED lighting systems. Ultra-thin and elegant, ...
Tags: GE, LED Lighting
Electron leakage causes efficiency drop, or what's known as droop, when LEDs are operated at higher drive currents according to a research group at Rensselaer Polytechnic Institute. For more than a decade, the LED industry has sought to ...
New RPI research proves the concept of integrating LED emitters on the same chip with other electronic components such as transistors, while other new research focuses on maximizing the light extraction efficiency of LEDs and lowering cost ...
The Smart Lighting Engineering Research Center at Rensselaer Polytechnic Institute (RPI) has demonstrated the first monolithic integration of LED and high electron mobility transistor (HEMT) on the same gallium nitride (GaN) chip. It is ...
Tags: Smart Lighting, Lights, Lighting, LED Lighting
The Smart Lighting Engineering Research Center at Rensselaer Polytechnic Institute (RPI) in Troy, NY, USA has demonstrated what is reckoned to be the first monolithically integrated light-emitting diode (LED) and high-electron-mobility ...
Tags: Smart Lighting, GaN Chip
In the March 2013 budget statement the Chancellor announced that he “will exempt from next year the industrial processes for that industry [ceramics] and some others from the Climate Change Levy. And in the Spending Round we will ...
Tags: glass manufacturers, glass, glass industry
Orta Solar the team that have developed one of the UK’s largest Solar Farm portfolios to date, has today announced that it has been awarded planning on another 5 Solar Farms in the South of the UK. “I’m thrilled for our ...
Tags: Orta Solar, Solar Farm portfolios, Solar
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
Watson, IBM's supercomputer that came to fame besting a Jeopardy champion, is going to college to hone its skills. IBM said Wednesday that it will provide a modified version of an IBM Watson system to Rensselaer Polytechnic Institute in ...
Tags: Watson, Jeopardy champion, IBM, supercomputer
Researchers in the USA have developed radio frequency switches based on nitride semiconductor voltage-controlled capacitors (varactors) [F. Jahan et al, IEEE Electron Device Letters, 9 January 2013]. The team, consisting of engineers from ...
Tags: radio frequency switches, nitride semiconductor voltage, SET
Energy bills are continuing to go up, which is really hitting the pockets of the poorest families in the UK and the latest inflation figures compiled by the Office for National Statistics (ONS) does little to temper fears. This data ...
Tags: Energy bills, inflation figures, energy prices, Gas
Ranbaxy Pharmaceuticals (RPI), a wholly owned subsidiary of Ranbaxy Laboratories, has introduced the authorized generic cevimeline hydrochloride 30mg capsules in the US. Cevimeline hydrochloride is indicated for the treatment of dry mouth ...
Tags: Generic Evoxac, cevimeline hydrochloride, moisture-producing glands
Rensselaer Polytechnic Institute (RPI) and Samsung Electronics have used tapered micro-pillars of titanium dioxide (TiO2) to increase light extraction from nitride semiconductor light-emitting diodes (LEDs) by up to 100% [Ming Ma et al, ...
Tags: LEDs
The Lighting Research Center at Rensselaer Polytechnic Institute plans to continue a collaborative approach to driving the adoption of LED-based lighting. The Alliance for Solid-State Illumination Systems and Technologies (ASSIST) is ...
Tags: LED lighting