News tagged with quantum dots

Physicists confine electrons inside nano-pyramids

(Phys.org)—Quantum dots are nanostructures of semiconducting materials that behave a lot like single atoms and are very easy to produce. Given their special properties, researchers see huge potential for ...

Sep 28, 2012
4.4 / 5 (5) 0 | with audio podcast

Luminescent ink from eggs

(Phys.org)—Luminescent carbon nanoparticles based on carbon exhibit advantageous optical properties. They are also biocompatible, and therefore better suited for imaging procedures in the biosciences than ...

Sep 13, 2012
5 / 5 (2) 0 | with audio podcast

Nanocrystal infrared LEDs can be made cheaply

(Phys.org) -- Light-emitting diodes at infrared wavelengths are the magic behind such things as night vision and optical communications, including the streaming data that comes through Netflix. Cornell researchers have advanced ...

May 10, 2012
3.8 / 5 (6) 0 | with audio podcast

Fast, low-power, all-optical switch

An optical switch developed at the Joint Quantum Institute (JQI) spurs the prospective integration of photonics and electronics. What, isn't electronics good enough? Well, nothing travels faster than light, ...

May 03, 2012
5 / 5 (7) 0 | with audio podcast