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
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 from Japan and the USA have reported the first fabrication on hydride vapor phase epitaxy (HVPE) aluminium nitride (AlN) substrates of aluminium gallium nitride (AlGaN) light-emitting diodes (LEDs) that emit at the ...
Tags: DUV, LEDs, AlGaN, AlN substrates, HVPE, light-emitting diodes
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, ...
Singapore researchers report "for the first time" the DC and microwave characteristics of submicron-gate aluminium gallium nitride on gallium nitride (AlGaN/GaN) high-electron-mobility transistors (HEMTs) on 8-inch (200mm) diameter Si(111) ...
Tags: MOCVD
LEDs - or Light-Emitting Diodes – are semiconductors that generate narrow-spectrum light when electrically biased in the forward direction of the p-n junction. This effect is a form of electroluminescence. A single LED is often a ...
Tags: LED
Driven by market demand, the semiconductor industry progressed toward consensus on building-block standards for automating LED production on 6-in wafers at the Semicon West conference, explains PAULA DOE. ...
Tags: LED
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 ...
Reducing noise at high frequency in nitride-on-silicon transistors France’s Institute of Electronic, Microelectronic and Nanotechnology (IEMN) has produced the first benchmark for low-noise gallium nitride on silicon transistors in ...
Tags: GaN/Si HEMTs MOCVD IEMN, Lights, Lighting, nitride-on-silicon transistors
China's Xiamen Powerway Advanced Material Co Ltd (PAM-Xiamen), which supplies ultra-high purity crystalline gallium nitride (GaN) and aluminium gallium nitride (AlGaN) materials and other related products and services, has announced the ...
Tags: Free-standing, SI, carbide
Taiwan National Tsing Hua University has used a hybrid ohmic-Schottky drain to reduce buffer leakage and improve breakdown performance in aluminium gallium nitride(AlGaN)semiconductor transistors produced on silicon substrates[Yi-Wei Lian ...
Tags: Nitride HEMTs, Silicon, Taiwan, AlGaN, Semiconductor
20 June 2012 First 40GHz 2.5W/mm output performance of GaN/Si HEMTs Institute for Electronics,Microelectronics and Nanotechnology(IEMN)in France has demonstrated high-power-density nitride high-electron-mobility transistors(HEMTs)on ...
Tags: GaN/Si HEMTs, IEMN, AlGaN
Singapore and Hong Kong researchers have developed a gold-free CMOS-compatible process for nitride semiconductor metal–oxide–semiconductor high-electron-mobility transistors(MOS-HEMTs)[Xinke Liu et ...
Tags: Nitride MOS-HEMTs MOCVD, MOS-HEMTs, AlGaN