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
Seoul National University and Ritsumeikan University in Korea have developed a new technique for growing higher-quality gallium nitride (GaN) layers at temperatures as low as 500°C [In-Su Shin et al, Appl. Phys. Express, vol5, p125503, ...
Tags: Lights, Instruments, Meters
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
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
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
Current bright blue LEDs are based on the wide band gap semiconductors GaN (gallium nitride) and InGaN (indium gallium nitride). They can be added to existing red and green LEDs to produce the impression of white light, though white LEDs ...
Researchers in China have developed a low-cost, high-throughput photonic crystal (PhC) process for nitride semiconductor light-emitting diodes (LEDs) [Tongbo Wei et al, Appl. Phys. Lett., vol101, p211111, 2012]. The process used ...
Tags: Nanospheres GaN LEDs MOCVD, LEDs
BluGlass Ltd of Silverwater, Australia says that it has received commitments totalling A$2.35m (US$2.45m) for a placement of new fully paid ordinary shares to institutional investors. When the placement is settled later this week, ...
Tags: BluGlass, commitments, placement, shares, purpose
The modern day LED was born 50 years ago this month.Jeanine Chrobak-Kando,Business Development Manager at Verbatim,describes how far the lighting technology has come in such a short time. Light-emitting diodes(LEDs)have become an ...
Tags: LED, celebrates 50th Anniversary, Jeanine Chrobak-Kando
Australian clean technology innovator,BluGlass Limited announced today that it is now producing n-type gallium nitride(GaN)films with demonstrated industry equivalent performance properties using its breakthrough low temperature Remote ...
Researchers in Korea have developed gold-doped graphene as a transparent and current-spreading electrode (TCSE) for ultraviolet (UV) light-emitting diodes (LEDs). Some of the research group from Chonbuk National University and ...
Tags: UV LED
National Chung Hsing University in Taiwan has developed a simple silane treatment to improve crystal quality/internal quantum efficiency (IQE) and light extraction in nitride semiconductor light-emitting diodes (LEDs) [Chung-Chieh Yang et ...
Tags: LED
Researchers in China have improved LED power output and droop behavior in nitride semiconductor light-emitting diodes (LEDs) by including an electron-emitting layer under the active region [Jianbao Zhang et al, Appl. Phys. Express, vol5, ...
Researchers in Korea and India have used zinc oxide (ZnO) nanorods on the rear side tolight-emitting diodes (LEDs) grown on c-plane sapphire [Joo Jin et al, Jpn. J. Appl. Phys., vol51, p102101, 2012]. The researchers were based at Chonbuk ...
Tags: LED
Osram Opto Semiconductors launches direct emitting green laser diodes Osram Opto Semiconductors now offers its first direct green diode lasers. The two compact laser diodes have an optical output of 30 and 50 milliwatts and a particularly ...
Tags: LED