A team at Massachusetts Institute of Technology has developed an etch stop technique to improve performance of recessed-gate nitride semiconductor metal-insulator-semiconductor field-effect transistors (MISFETs) [Bin Lu et al, IEEE Electron ...
Tags: GaN MISFET GaN MOCVD, Electronics, Etch
DayStar Technologies Inc (DSTI) of Kelowna, BC, Canada, which was founded in California in 1998 to make copper indium gallium diselenide (CIGS) thin-film photovoltaic modules, says that it is negotiating the potential sale of its CIGS solar ...
Optical networking and associated semiconductor technology firm JDSU of Milpitas, CA, USA has reported a modest improvement in sales performance during its fiscal second-quarter 2013 (ended 29 December 2012). On a non-GAAP basis, net ...
LED chip, lamp and lighting fixture maker Cree Inc of Durham, NC, USA has claimed another industry first with a record 276 lumen-per-watt white R&D power LED, exceeding its previous industry record of 254lm/W (announced last April). Cree ...
Soraa Inc of Fremont, CA, USA, which develops solid-state lighting technology built on ‘GaN on GaN’ (gallium nitride on gallium nitride) substrates, has announced the next generation of its high external quantum efficiency ...
Tags: Soraa GaN-on-GaN, LED, USA
Researchers in China have developed an atomic layer deposition (ALD) technique to create distributed Bragg reflectors (DBR) for increasing nitride semiconductor light-emitting diode (LED) output power by up to 43% [Hongjun Chen et al, Appl. ...
Tags: DBR ALD MOCVD LEDs GaN, Lighting, LED
NANEO Precision IBS Coatings GmbH of Rheinbreitbach, Germany, which produces custom-made precision optical coatings for high-end applications in the laser and photonics industry, recently ordered a SPECTOR ion beam deposition (IBD) system ...
Tags: Veeco IBD, ion beam deposition, Electronics
University of Notre Dame (UND) in the USA and epiwafer maker IQE have claimed record-breaking balanced frequency performance for a nitride semiconductor high-electron-mobility transistor (HEMT) using indium aluminium gallium nitride ...
DayStar Technologies Inc (DSTI), founded in California in 1998 to make copper indium gallium diselenide (CIGS) thin-film photovoltaic modules, says that its board of directors has approved the acquisition of a 20% equity ownership in ...
Flisom AG of Duebendorf, Zurich, which was spun off from the Laboratory of Solid State Physics of the Swiss Federal Institute of Technology Zurich (ETH Zurich) in 2005 to develop technologies for industrial roll-to-roll manufacturing of ...
Tags: Empa Flexible CIGS, Flisom, company news
Diode laser maker DILAS of Mainz, Germany says that its new fiber-coupled tailored bar (T-bar) module meets the critical metric of <1kg/kW of overall module weight to optical output power, while maintaining nearly 50% efficiency. In terms ...
Tags: Advanced Photonix, Diode laser, Lighting
Winners in the Outdoor category of the fifth annual Next Generation Luminaires™ Solid-State Lighting Design Competition were announced today at the Strategies in Light conference in Santa Clara, CA. Sponsored by DOE, the Illuminating ...
Tags: Next Generation Luminaires, Lighting Design Competition, lighting
The Coalition for American Solar Manufacturing (CASM) recently appealed to the US Department of Commerce that China-based firms may assemble solar modules with solar cells produced outside of China for the US market. This is likely to ...
Tags: CASM, solar modules, solar makers
Due to rising demand for rooftop solar PV systems, 250W solar modules with 60 solar cells are expected to become the mainstream. Demand for rooftop solar PV systems in Europe and Japan is expected to grow because government subsidies have ...
Tags: solar PV systems, solar modules, solar cells
Due to rapid price drops, market observers believe the price of 60W retrofit LED light bulbs is likely to drop below US$10/unit in 2013. According to studies, LED light bulb penetration reached 17% of the entire light bulb market in 2012. ...
Tags: LED light bulb, LED, price