Germany-based researchers claim a record on-current for an enhancement-mode (e-mode) gallium nitride (GaN) metal insulator semiconductor heterostructure field-effect transistor (MISHFET) on silicon (Si) substrate [Herwig Hahn et al, Jpn. J. ...
Tags: Electrical, Electronics, E-Mode
Gates Carbon Drive is ramping up for next week's Eurobike expo in Germany. The Colorado-based brand's belt drive system is increasingly getting the attention of European electric bike makers, and the company is launching a new range of ...
Tags: E-Bike, bike, Transportation
Researchers in South Korea and USA have been developing graded-composition superlattice electron-blocking layers (GSL-EBLs) for nitride semiconductor light-emitting diodes (LEDs) [Jun Hyuk Park et al, Appl. Phys. Lett., vol103, p061104 ...
Tags: LED, droop GaN EBL, Electrical, Electronics, nitride semiconductor
In line with the Financial Results for the first half of 2013 HC SemiTek recently released, its total revenue is 112 million Yuan, decrease of 40.42 percent compared to the same period of last year. The net profit attributable to ...
Researchers based in the USA and Korea have found "an unequivocal correlation between the onset of high injection and the onset of the efficiency droop" of gallium indium nitride (GaInN) light-emitting diodes (LEDs) [David S. Meyaard et al, ...
Tags: LED, Nitride LED, Electrical, Electronics
Researchers at the Georgia Institute of Technology want to put your signature up in lights – tiny lights, that is. Using thousands of nanometer-scale wires, the researchers have developed a sensor device that converts mechanical ...
Tags: Piezo-Phototronic Effect
University of Tokyo has improved the temperature performance of 1.3μm quantum dot (QD) laser diodes bonded to silicon [Katsuaki Tanabe et al, Appl. Phys. Express, vol6, p082703, 2013]. Photonic circuits are commonly created in silicon, ...
Tags: Quantum Dot Lasers, Electrical, Electronics
For second-quarter 2013, RF front-end component maker and foundry services provider TriQuint Semiconductor Inc of Hillsboro, OR, USA has reported revenue of $190.1m. This is up 3% on $184.2m last quarter (although Q1 had been impacted by ...
Tags: front-end component, Electrical, Electronics
Laser markets keep on an even keel 31 Jul 2013 Longbow Research finds vendors reporting no rude surprises, while fiber laser players continue to tussle. Materials processing The fortunes of US laser vendors during the second quarter of ...
Tags: Laser markets, Electrical, Electronics
Researchers based in Belgium have developed gold-free nitride semiconductor Schottky barrier diodes (SBDs) on 200mm-diameter silicon to complement metal-insulator-semiconductor high-electron-mobility transistors (MISHEMTs) previously ...
Tags: Barrier Diodes, Electrical, Electronics
The company made public today the foundation of its new LED business unit, called "Azzurro LED Technologies", dedicating more resources to migrate the LED industry to GaN-on-Si. The new business unit's strategy is to license Azzurro's ...
Tags: LED, Lights, Lighting, LED Industry
Diamond Microwave Devices Ltd of Leeds, UK, which was spun out in 2006 from the diamond electronics team of Element Six and specializes in gallium nitride (GaN)-based microwave solid-state power amplifiers (SSPAs), has launched an ...
Tags: GaN-on-diamond, Electrical, Electronics
Researchers in China and Turkey have been using varying-thickness gallium nitride (GaN) barriers between indium gallium nitride (InGaN) multiple quantum wells (MQWs) to improve hole distributions and thus to reduce efficiency droop effects ...
Tags: InGaN LEDs, Electrical, Electronics
Following declines of 45% in 2011 and 30% in 2013, LED wafer fab equipment spending will rise 17% to nearly $1.2bn in 2014 as the LED industry is working through its over-capacity problems and will renew capital spending and capacity ...
Tags: LED Equipment, LED, Electrical, Electronics
RF front-end component maker and foundry services provider TriQuint Semiconductor Inc of Hillsboro, OR, USA has acquired CAP Wireless of Newbury Park, CA and its patented Spatium RF power combining technology, which replaces travelling-wave ...
Tags: Electrical, Electronics