Kyma Technologies Inc of Raleigh, NC, USA, which provides crystalline gallium nitride (GaN), aluminium nitride (AlN) and aluminium gallium nitride (AlGaN) materials and related products and services, says that it has demonstrated a 10-inch ...
Tags: Kyma, AlN-on-sapphire, GaN, LEDs
Yale University has developed techniques to release nitride semiconductor layers and transfer them to other substrates, allowing vertical current-flow light-emitting diodes (LEDs) [Yu Zhang et al, Appl. Phys. Lett., vol100, p181908, 2012]. ...
Joseph Armstrong Ph.D., chief technology officer of Ascent Solar Technologies Inc (ASTI) of Thornton, CO, USA, has joined the Strategic Advisory Council of Bye Aerospace Inc. Ascent Solar makes lightweight thin-film photovoltaic modules ...
According to a market research report published by Strategies Unlimited (SU), the high-brightness (HB) LED market, experienced a 93 percent growth rate between 2009 and 2010. In 2009, the global market for packaged HB LEDs was $5.6 billion. ...
Tags: Sapphire Wafer
Taiwan-based sapphire substrate makers believe December revenues are likely to show a continuous decrease due to the low season and year-end inventory checks by downstream LED firms. Taiwan-based Crystalwise and Sino Sapphire will ...
Tags: sapphire substrate makers, continuous decrease, LED firms, Lighting
Sunnyvale,CA–Osram Opto Semiconductors'new Oslon Signal LED currently provides the world's brightest blue light.Made using a special thin-film chip technology,the Oslon Signal emits powerful bright blue light providing significantly ...
Oxford University researchers looking for more efficient and cheaper ways to manufacture solar panels have found a possible solution in lowly base metal zinc. For as long as photovoltaic panels have been in large-scale commercial ...
Tags: Indium, Rare Earth, Zinc, Metallurgy
CIC biomaGUNE is a non-profit research organisation created in 2006 to promote scientific research and technological innovation at the highest levels in the Basque Country. Dr Ralf Richter leads Laboratory 3 in the Biosurfaces Research Unit ...
Tags: Instruments, Meters, Optics, Biomolecular Hydrogels
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
The impact of using a vertical current injection structure was also seen in a higher external quantum effi- ciency (EQE) of 16.2% at 350mA, com- pared with 13.2% for the LLED. At 550mA, the VLED EQE fell 11.9%, com- pared with14.6% for the ...
Tags: LED
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
LED utilization rates are picking up again, with utilization in Taiwan now back up to 70 to 90 percent of capacity. Companies expect to be back to close to 100 percent in a month or two, driven by TV backlight demand, reports Yole ...
AIXTRON SE introduced a 5 x 200mm gallium nitride on silicon (GaN-on-Si) reactor design for its G5 Planetary Reactor metal organic chemical vapor deposition (MOCVD) platform. AIX G5+ comprises special reactor hardware and process design, ...
Tags: MOCVD
While growth in the LED industry came initially from small display applications and was furthered by LCD display applications, lower-than-expected adoption of LEDs in the TV market and the entry of several new players (mostly from Asia) in ...
Tags: LED Package