Chinese LED chip manufacturers are conservative towards expansion, according to the Commercial Times. Forepi and Genesis Photonics Inc. (GPI) have temporarily stopped introducing new MOCVD units for 2014 and are aiming to increase ...
Tags: LED chip
Researchers in China have developed a selective area epitaxy (SAE) approach to create nanopyramids of nitride semiconductor 'white' light-emitting diodes (LEDs) without using phosphors [Kui Wu et al, Appl. Phys. Lett., vol103, p241107, ...
Tags: Electrical, Electronics, LED
Researchers based in Korea and Egypt have used wafer thinning to increase the efficiency of nitride semiconductor green light-emitting diodes (LEDs) [Wael Z. Tawfik et al, Appl. Phys. Express, vol6, p122103, 2013]. The contributing ...
Researchers at University of California Santa Barbara (UCSB) have used low-temperature metal-organic chemical vapor deposition (MOCVD) of p-type gallium nitride (GaN) to achieve intentional surface roughening of a solar cell device, thereby ...
Tags: Ingan Solar Cell, MOCVD
Good government policies can help propel an industry forward but bad ones can hinder development. Although China’s policies are aimed at developing the LED industry, the subsidies have gotten out of control recently, said LEDinside ...
Tags: LED Policies, LED Lighting
China-based LED epitaxial wafer and chip maker Sanan Optoelectronics will expand production capacity by adding 100 MOCVD machines to total of 264 in 2014, according to industry sources. Sanan has signed with China-based EMC (energy ...
Tags: LED chipmaker, LED lighting
Hydrogen gas impurity analyzer manufacturer Power+Energy Inc (P+E) of Ivyland, PA, USA has established sales alliances with Labcare Scientific Group in mainland China, HongKong and Macau SAR as well as AccuDEVICE Co Ltd in Taiwan. Both ...
Tags: Power, Energy, Electrical, Electronics
LED manufacturer Lextar’s Suzhou factory has begun die manufacturing on top of existing package and wire bonding production. The Suzhou factory will introduce an estimated 16 MOCVD to produce 60,000 2 inch dies a month. Adding on the ...
It is even more important if you measure temperature at different points on the same wafer, on different wafers or in different reactors simultaneously or if you compare the temperature of different runs. Dr. Tony SpringThorpe of the ...
Tags: Electrical, Electronics, Lights, Lighting
It is known that metal-organic vapor phase epitaxy (MOVPE) growth of AlGaAs on GaAs is limited by lattice mismatch at room temperature and not at growth temperature (A. Maassdorf et.al., J. Cryst. Growth 370 (2013) 150-153), notes in-situ ...
Tags: Laser Structures, Electronics
LED epitaxial wafer and chip maker Epistar has announced it will increase its investments in two China subsidiaries: an additional US$34 million for United LED (Shan Dong), which it owns a 60% stake, in northern China; and US$20 million for ...
Tags: China Subsidiaries, LED epitaxial
San'an Opto announced the company will be purchasing advanced 20 single chamber or five four-chambered GaN MOCVD systems from international companies for its Xiamen subsidiary on Dec. 16, 2013. Xiamen San'an Opto has received RMB 24 ...
LED epitaxial wafer and chip maker Genesis Photonics will defer kicking off production at its factory in Kunshan, eastern China, from the end of 2013 as originally scheduled to after the 2014 Lunar New Year which falls on January 31, ...
Tags: Lights, Lighting, LED, LED flip chips
Researchers at the National Institute of Advanced Industrial Science and Technology (AIST) in Japan have used evanescent wave coupling to enhance the light output power of red light-emitting diodes (LEDs) by a factor of 3.8 [Guo-Dong Hao ...
Tags: Red LEDs AlGaInP, LED, Electrical, Electronics
In-situ metrology system maker LayTec AG of Berlin, Germany says that Dr Tony SpringThorpe of the National Research Council of Canada recently reported fast and easy temperature calibration of all three heating zones of his showerhead ...
Tags: Electrical, Electronics