Institute of High Pressure Physics (IHPP) and TopGaN Ltd, both of Poland, have been jointly developing indium gallium nitride (InGaN) waveguide structures for use in blue laser diodes (LDs) [Grzegorz Muziol et al, Appl. Phys. Express, vol9, ...
University of California Santa Barbara (UCSB) in the USA has used limited-area epitaxy (LAE) on semi-polar gallium nitride (GaN) substrates to reduce misfit dislocation (MD) densities in multiple quantum well (MQW) green light-emitting ...
University of California Santa Barbara (UCSB) in the USA has developed a monolithic white light-emitting diode (LED) with blue light produced by electrical pumping, and green/'red' by optical pumping from the blue source [S. J. Kowsz et al, ...
Researchers based in UK, France, Australia and the USA have developed a chemical epitaxial lift-off (ELO) technique for full 2-inch-diameter gallium nitride (GaN) grown on sapphire and free-standing substrates [Akhil Rajan et al, J. Phys. ...
Tags: GaN, HVPE, free-standing wafers
Osaka University in Japan has developed a liquid phase epitaxy (LPE) process for the growth of gallium nitride (GaN) in a sodium (Na) flux with a small amount of carbon (C) that, with the addition of lithium (Li) and gallium, can also be ...
Kyma Technologies Inc of Raleigh, NC, USA (which provides crystalline nitride materials, crystal growth and fabrication equipment, and power switching electronics) and Quora Technology Inc have announced a strategic partnership in the ...
Tags: Kyma technologies, GaN, Quora
A team of engineers from Cornell University, the University of Notre Dame and the semiconductor company IQE has created gallium nitride (GaN) power diodes capable of serving as the building blocks for future GaN power switches -- with ...
Tags: GaN p-n junction diodes, GaN Power Switches, solid-state lighting
Researchers based in USA have been studying performance improvements in aluminium gallium nitride (AlGaN) ultraviolet (UV) avalanche photodiodes (APDs) gained from using free-standing gallium nitride substrates instead of gallium nitride on ...
Tags: AlGaN, Ultraviolet photodetectors, HVPE
The LED industry is gradually maturing in 2015, with products cost/performance (C/P) ratio becoming increasingly important. Low and mid-power flip chip products are increasingly valued by the industry. To further understand this trend ...
Tags: LED industry, LED chip, Chip Scale Packaging
Researchers in Japan have claimed record breakdown voltage combined with low on-resistance for vertical gallium nitride (GaN) p-n diodes fabricated on free-standing GaN substrates [Hiroshi Ohta et al, IEEE Electron Device Letters, published ...
Panasonic Corp of Osaka, Japan says that it has developed gallium nitride (GaN) diodes that can not only operate at a high current of 7.6kA/cm2 - four times greater than that tolerated by conventional silicon carbide (SiC) diodes with a ...
Tags: Panasonic, GaN Diodes
The gallium nitride (GaN) substrate market will grow from $2.2bn in 2014 to more than $4bn by 2020, forecasts research and consulting firm IndustryARC in the report 'Gallium Nitride (GaN) Substrates Market Analysis: By Type (GaN on ...
Tags: Diameters, GaN Substrate Market
“It is only a matter of time before white LEDs using blue LED chips will disappear from the market,” said Shuji Nakamura at a forum on GaN technology in July organized by Nikkei Asian Review. The comment from the inventor of ...
Tags: LED chip, Blue LED, Purple LEDs
Japan's Toyoda Gosei Co Ltd has developed vertical gallium nitride (GaN) Schottky barrier diodes (SBDs) capable of handling 50A forward current with 790V reverse blocking [Nariaka Tanaka et al, Appl. Phys. Express, vol8, p071001, 2014]. "To ...
Tags: Vertical Schottky barrier, power supply, diodes Free standing
Zhejiang University in China and University of Cambridge in the UK have jointly developed ultraviolet light-emitting diodes (UV-LEDs) based on metal-semiconductor Schottky junctions between silver nanowires (AgNWs) and gallium nitride (GaN) ...