Power+Energy Inc (P+E) of Ivyland, PA, USA, which provides palladium-membrane-based hydrogen purifiers for the compound semiconductor and energy industries, says that it recently shipped a PE9000C Series purifier to Jiangxi Lianchuang ...
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]. ...
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
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
Taiwan researchers have achieved a reduction in luminous efficiency droop from 42%to 7%by inserting p-type indium gallium nitride(p-InGaN)between the active light-emitting and electron-blocking layers of a nitride semiconductor ...
Epileds, a Taiwan-based maker of AlGaInP and InGaN LED chips for use in LED lighting, on August 13 released financial report for the second quarter of 2012, with net operating profit of NT$61 million (US$2.0 million) hiking on quarter by ...
5 June 2012 China's Sinoepi orders Aixtron CRIUS II-L system to produce nitride LED wafers Deposition equipment maker Aixtron SE of Herzogenrath,Germany says that in fourth-quarter 2011 it received an order from new customer Sinoepi Co ...
Tags: CRIUS II-L system, LED wafers, MOVCD, Aixtron SE, Sinoepi