News tagged with optoelectronic devices

Graphene could yield cheaper optical chips

Graphene—which consists of atom-thick sheets of carbon atoms arranged hexagonally—is the new wonder material: Flexible, lightweight and incredibly conductive electrically, it's also the strongest material ...

Sep 16, 2013
4.8 / 5 (10) 0

'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.

Feb 09, 2012
4.8 / 5 (11) 1

Towards "printed" organic solar cells and LEDs

Flexible optoelectronic devices that can be produced roll-to-roll – much like newspapers are printed – are a highly promising path to cheaper devices such as solar cells and LED lighting panels. Scientists ...

Mar 18, 2015
5 / 5 (5) 0

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 ...

Sep 10, 2012
4.8 / 5 (8) 2

Nanotube photodetector built

Researchers at Rice University and Sandia National Laboratories have made a nanotube-based photodetector that gathers light in and beyond visible wavelengths. It promises to make possible a unique set of ...

Feb 27, 2013
4.8 / 5 (4) 1