05th January 2012
In 2008 it looked like the CPV market was about to head into overdrive. Although projects in this industry, which uses mirrors and lenses to focus light onto triple-junction III-V cells, were typically for deployments of just a few hundred kilowatts, plan...
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23rd November 2011
LEDs with a vertical geometry are promising candidates for deployment in solid-state lighting products because they can handle the high drive currents needed to deliver a high luminous output. Manufacturing this form of LED requires a wafer-to-wafer bondi...
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14th June 2011
Reduced internal electric fields, rougher surfaces and the introduction of superlattices are helping to drive up the efficiencies of nitride solar cells COMPARED to lasers, transistors and LEDs, solar cells based on nitrides tend to deliver poor performan...
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15th March 2011
Quantum dot infrared photodetectors suffer from strain in their nanostructures that culminates in various performance-degrading defects. However, many of these defects can be avoided by turning to a novel, strain-free growth method based on the deposition...
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19th January 2011
The compound semiconductor industry has never been in a healthier state. Despite the tough economic climate, two of the long-established markets – GaAs (gallium arsenide) based power amplifiers for handsets and optoelectronic devices for internet infrastr...
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