Plessey's first silicon-based LEDs are relatively-low-output designs targeting the indicator and control-panel-backlight market, but the company says it will quickly deliver LEDs for general-lighting applications. Plessey has announced ...
Panasonic Corp of Osaka, Japan has developed a GaN-based power transistor with a blocking voltage of 600V that enables stable switching operations. Shipment of evaluation samples began in March. The firm claims that its design will for ...
Tags: Panasonic, GaN Power Transistor
Panasonic Corp of Osaka, Japan has announced the development of a gallium nitride (GaN)-based power transistor with a blocking voltage of 600V that enables stable switching operations. Shipment of evaluation samples began in March. The ...
Tags: switching operations, GaN, power transistor
The UK’s University of Cambridge has opened a new £1m facility for growing gallium nitride that aims to enable researchers to expand and accelerate their work, which promises to further reduce the cost and improve the efficiency ...
Tags: LED lights, LED, lights
Gallium nitride has been described as “the most important semiconductor since silicon” and is used in energy-saving LED lighting. A new £1million (or US$1,530,700) growth facility will allow University of Cambridge ...
Tags: GaN LEDs, Electrical, lighting
Researchers in South Korea have developed a new gold-doping process for graphene transparent conducting layers (TCLs) that improves its adhesion and electrical contact with near-ultraviolet light-emitting diodes (NUV-LEDs) [Chu-Young Cho et ...
Tags: NUV-LEDs GaN Graphene, Electrical, Electronics, LED
The first millimeter-wave power demonstration of aluminium gallium nitride/gallium nitride (AlGaN/GaN) high-electron-mobility transistors (GaN) grown on a (110) silicon substrate has been claimed by a French team of researchers [A. Soltani ...
Nvidia wants graphics processors to create avatars with realistic human faces, and power visual searches in which images can be identified to produce matching search results. Those are already possible with Nvidia's fastest graphics ...
Tags: Computer Products, software
Researchers in Spain have grown high-indium-content indium gallium nitride (InGaN) directly on silicon (Si) substrates [Praveen Kumar et al, Appl. Phys. Express, vol6, p035501, 2013]. The work was carried out at Universidad ...
Tags: InGaN, silicon, Optoelectronics, Microtechnology
Soraa has developed the next generation of its high external quantum efficiency GaN on GaN LEDs, which outperform the best-documented LED laboratory result by Nichia Chemical Co. at current densities of 100 A/cm2 and beyond as described in ...
Tags: Soraa, GaN on GaN LEDs, LED laboratory
Taiwan researchers have used a self-textured oxide mask (STOM) as a template to enhance the external quantum efficiency (EQE) of nitride 380nm ultraviolet (UV) light-emitting diodes (LEDs) by up to 83% [Kun-Ching Shen et al, IEEE Electron ...
Tags: LED light, LED, LED light extraction
Researchers in Singapore claim the first DC and microwave performance measurements for 0.15μm-gate aluminium gallium nitride(AlGaN)on gallium nitride high-electron-mobility transistors(HEMTs)on silicon substrates with gold-free ...
Initially Toshiba will offer phosphor-converted white LEDs based on its GaN-on-Si manufacturing process over a range of 3000K to 5000K. Back in mid-December, Toshiba announced that it was entering mass production of LEDs using a 200-mm ...
Tags: Toshiba, LEDs, manufacturing process
Production of LED chips is typically done on 2- to 4-inch wafers with an expensive sapphire substrate. Toshiba and Bridgelux, Inc. have developed a process for manufacturing gallium nitride LEDs on 200mm silicon wafers, which Toshiba has ...
Tags: LED chips, LEDs, Kaga Toshiba Electronics Corporation, lighting
Toshiba Corporation (Tokyo: 6502) announced that the company will start sales of white light-emitting diode (LED) packages that offer makers of general purpose and industrial LED lighting solutions a cost-competitive alternative to current ...
Tags: Toshiba, LED packages, LED lighting, LED, lighting