News tagged with optoelectronics

Researchers grow semiconductors on graphene

Researchers at the Norwegian University of Science and Technology (NTNU) have patented and are commercializing GaAs nanowires grown on graphene, a hybrid material with competitive properties. Semiconductors grown on graphene ...

dateSep 10, 2012 in Nanomaterials
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'Dark plasmons' transmit energy

Microscopic channels of gold nanoparticles have the ability to transmit electromagnetic energy that starts as light and propagates via "dark plasmons," according to researchers at Rice University.

dateFeb 09, 2012 in Nanophysics
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High-speed CMOS sensors provide better images

Conventional CMOS image sensors are not suitable for low-light applications such as fluorescence, since large pixels arranged in a matrix do not support high readout speeds. A new optoelectronic component speeds up this process. ...

dateJan 03, 2012 in Semiconductors
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How long do electrons live in graphene?

Together with international colleagues, scientists from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have added another important component towards understanding the material graphene; a material that is currently receiving ...

dateDec 12, 2011 in Nanophysics
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