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Tuesday 21st October 2008
LEDs top the list of proposed acceptable energy-efficient lighting technologies, projected to save Europe 78 TWh/year in energy after incandescents are banned.
Monday 20th October 2008
Researchers embedded InAsSb quantum dots emitting at 1.5 microns into a GaAs 3D photonic crystal for the first time.
Friday 17th October 2008
A carrier-injecting AlN layer enables reliable 126W GaN transistors for economical high-power, high-frequency wireless communication.
Friday 17th October 2008
The equipment maker says projection alignment lithography could help LED makers improve yields, and has 1600 systems installed in silicon fabs to back its claim.
Wednesday 15th October 2008
A Yale professor has developed an NMOS-based technology that avoids the problems of low hole mobility, and high power consumptions at standby that dogged previous incarnations.
Tuesday 14th October 2008
Phonon-assisted Auger recombination is the most likely cause of LED droop, according to a partnership between Osram, Philipps University Marburg, and the University of Arizona.
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Monday 13th October 2008
The tunable wavelength laser business has become overcrowded according to the French InP fab, as its former owner Avanex closes a center working in this market.
Friday 10th October 2008
Accelerating the GaN chip ramp for LED luminaires, Zumtobel and Cree's collaboration is looking to quickly expand on its 50,000 annual sales target for downlights.
Thursday 9th October 2008
"Electron overflow" contributes to the decrease in efficiency at high currents, according to experiments on LED test structures with an additional quantum well.
Thursday 9th October 2008
The massive Smart Lighting center looks set to receive up to $50m in its first ten years from government and industrial backers.
Wednesday 8th October 2008
The Japanese firm has made a 450 mW laser for the Blu-ray recorder market, where diode power is closely related to market share.
Wednesday 8th October 2008
Industry group calls for urgent commitment from the European Union and individual governments to six recommendations outlined in its white paper.
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Tuesday 7th October 2008
A new class of InP photonic systems for fixed-frequency millimetre-wave applications could be used in radar, instrumentation and communications.
Tuesday 7th October 2008
With its share price in free-fall and the Nasdaq threatening to de-list its stock, the semiconductor equipment firm Aviza Technology re-negotiates a loan deal at a higher interest rate.
Tuesday 7th October 2008
The Japanese non-polar substrate pioneer unveils plans to scale to 2-inch material, and teases customers with the promise of a revolutionary, low-cost, growth method.
Monday 6th October 2008
The first simulator for concentrator photovoltaics, which predominantly use compound semiconductor cells, aims to speed up module testing.
Monday 6th October 2008
The superior physical properties of SiC are helping US semiconductor manufacturer Microsemi to increase the range and amount of information derived from aerospace radar.
Thursday 2nd October 2008
The Solar America Initiative bankrolls the foundry to develop “bifacial” GaAs cells, while SolFocus and Microlink Devices continue to be funded for their III-V based technologies.
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Wednesday 1st October 2008
The solar system maker urges III-V cell companies to up their game, after its technology qualifies for more financial incentives and shows good results at a pivotal test installation.
Tuesday 30th September 2008
Sapphire wafer sales will reach $400m by 2012 across LED and RF applications, predicts Yole Developpement, but in the meantime prices are likely to be volatile.
Monday 29th September 2008
The Japanese electronics giant says a new efficiency record for UV emitters, based on technology it has previously used to make blue laser diodes, will help LED lighting.
Friday 26th September 2008
The SiC growth specialist is rescued by a consortium that has been watching the power semiconductor industry and has a history of long-term investments.
Thursday 25th September 2008
A method that introduces silicon impurities as boron and nitrogen atoms are deposited could produce the most robust semiconductor devices yet.
Wednesday 24th September 2008
GreenVolts bags another $30 million in venture capital, while installations using SolFocus' concentrator technology get approval to receive the Golden State's financial incentives.

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