TARGETTI USA, the North American operations for the TARGETTI Group, has appointed Kaitlin LeSage Crawford, IESNA | LC, as Customer Service and Marketing Manager. “Since our official North American operations launch in September, our ...
Tags: TARGETTI USA, Kaitlin LeSage, Appointment, Customer service
The universities of Virginia and of Texas in the USA have been developing avalanche photodiodes (APDs) based on aluminium indium arsenide antimonide (AlInAsSb) alloys. Two papers from the group detail the implementation of a staircase ...
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 PYROS Family of outdoor floodlights from TARGETTI includes 3 sizes for different architectural applications. Pyros fixtures are ideal for illuminating façades, landscapes and architectural details. Each fixture incorporates ...
Tags: PYROS, Outdoor Floodlights, LED floodlights
Jijun Feng and Ryoichi Akimoto based in China and Japan have developed low-threshold green and green-yellow laser diodes (LDs) based on a beryllium zinc cadmium selenide (BeZnCdSe) quantum well [Appl. Phys. Lett., vol107, p161101, 2015]. ...
Tags: laser diodes, zirconium dioxide
The factory in Mesa, Arizona, had never been intended to house the manufacture of a gemstone. Ahead of the photovoltaics industry’s 2011-2012 meltdown, First Solar had built it with the aim of producing 280 MW worth of solar panels ...
Tags: Arizona, photovoltaics industry, Alchemy Turns Sapphire
Over the past 15 years or so, car manufacturers have been showing increasing interest in new technologies – especially photonics-based developments – in all areas: from powertrain, through lighting to driver assistance and ...
Tags: Photonics, car manufacturers, lighting, smart displaying
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 ...
University of California Santa Barbara (UCSB) has developed an n-type gallium nitride (n-GaN) tunnel junction (TJ) intracavity contact to reduce threshold current and increase differential efficiency in its m-plane III-nitride ...
Tags: VCSEL, n-GaN, GaN substrates, MOCVD, MBE
Taiwan's National Tsing Hua University has been studying ways to improve the performance of p-type gallium nitride (p-GaN) in terms of hole density and contact resistance with nickel/gold [Bo-Sheng Zheng et al, J. Appl. Phys., vol118, ...
Tags: nickel caps, Diodes, Electronics
Researchers in Japan have been developing ways to increase minority carrier lifetimes in lightly doped silicon carbide (SiC) with a view to insulated-gate bipolar transistors (IGBTs) [Tetsuya Miyazawa et al, J. Appl. Phys., vol118, p085702, ...
University of Glasgow and University of Cambridge in the UK have claimed the highest frequency performance to date for gallium nitride (GaN) high-electron-mobility transistors (HEMTs) on low-resistivity (LR) silicon (Si) [A. Eblabla et al, ...
University of Oklahoma in the USA has developed interband cascade (IC) lasers on indium arsenide (InAs) substrates with low threshold and high-current operation [Lu Li et al, Appl. Phys. Lett., vol106, p251102, 2015]. The researchers claim ...
University of Oklahoma in the USA has developed interband cascade (IC) lasers on indium arsenide (InAs) substrates with low threshold and high-current operation [Lu Li et al, Appl. Phys. Lett., vol106, p251102, 2015]. The researchers claim ...
Researchers in China and Hong Kong have claimed the highest output power density and power-added efficiency reported to date for gallium nitride (GaN)-based enhancement-mode metal-insulator-semiconductor high-electron-mobility transistors ...
Tags: GaN MIS-HEMTs, PECVD ALD MOCVD