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 in the UK have claimed the first demonstration of laser diodes grown directly on silicon that perform up to 75°C and 120°C under continuous wave (cw) and pulsed operation, respectively [Siming Chen et al, Nature ...
Tags: Quantum dot lasers, GaAs, Silicon substrate, MBE
VerLASE Technologies LLC of Bridgewater, NJ, USA (a spin-off from technology development firm Versatilis LLC of Shelburne, VT, USA) says that the US Patent Office has issued US Patent No. 9,269,854, a fundamental patent covering the use of ...
Tags: 2D Nanocrystals microLED
Korea University has been working to improve metal contacts on aluminium gallium indium phosphide (AlGaInP) light-emitting diodes (LEDs) [Dae-Hyun Kim et al, Jpn. J. Appl. Phys., vol55, p032102, 2016]. In particular, the research team added ...
Tags: AlGalnP, Tantalum barrier, LED
The global gallium nitride (GaN) power device market will rise at a compound annual growth rate (CAGR) of 24.5% from 2016 to $2.6bn in 2022, according to the report 'GaN Power Devices Market - Global Forecast to 2022' from ...
Tags: GaN power devices
Organic light-emitting devices (OLEDs) have arrived. The unsurpassed visual performance and slim form factors of OLED products have been warmly welcomed by consumers. You can find glass-based AMOLED (active-matrix OLED) displays in a range ...
University of California Santa Barbara (UCSB) in the USA has been developing a hybrid technique to create III-nitride tunnel junctions (TJs) using a combination of metal-organic chemical vapor deposition (MOCVD) and molecular beam epitaxy ...
Tags: Gallium Nitride Tunnel, Hybrid
Researchers in France believe they have made preliminary steps towards establishing a silicon-on-insulator (SOI) complementary metal-oxide-semiconductor (CMOS) platform for quantum information processing. Quantum information processing ...
The LED display as now new industry, the technology is very important, also is the key problem in the whole process, so this paper will discuss the main technical problems in need of solution, boils down to "3 tall one low", namely high ...
Tags: LED Display, LED, Chipshow
Yellow laser diodes with low thesholds have been produced by Jijun Feng (University of Shanghai for Science and Technology, China) and Ryoichi Akimoto (National Institute of Advanced Industrial Science and Technology (AIST), Japan) based on ...
Tags: Yellow lasers BeZnCdSe 560-590nm lasers, Ryoichi Akimoto, Electronics
China sents into space the country's first Dark Matter Particle Explorer Satellite on Thursday. [Photo: weibo.com] China on Thursday sent into space the country's first space telescope in a fresh search for signals of dark matter, ...
Tags: Dark Matter, Satellite, DAMPE
University of Cyprus, Cyprus University of Technology, and University of Crete have been exploring the potential of Frster resonant energy transfer (FRET) from an indium gallium nitride (InGaN) single quantum well (SQW) to a light-emitting ...
Tags: InGaN, InGaN quantum well, FRET
Ultra HD (4K) TVs are expected to make up 23.7% of LCD TV shipments in 2016, up 9.3pp on year. Because of the increase, demand for LEDs used in TV backlighting applications will rise and approximately 20-30% more LEDs will be used in 4K TVs ...
Osram Opto Semiconductors GmbH of Regensburg, Germany has unveiled new Quantum Colors conversion technology – developed in part in the SSL4EU and Hi-Q-LED projects funded by the European Union (EU) and the German Ministry of Education ...
Tags: Backlighting LEDs, Osram
Hybrid optoelectronic devices based on blends of hard and soft semiconductors can combine the properties of the two material types, opening the possibility for devices with novel functionality and properties, such as cheap and scalable ...
Tags: LEDs Performance, LED