News tagged with geometry

Nano-LEDs emit full visible spectrum of light

( -- Physicists from Taiwan have designed and fabricated nano-sized light-emitting diodes (LEDs) that emit light spanning the entire visible spectrum. Although the tiny full-color LEDs aren't intended ...

Jun 17, 2011 feature
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The Future Is 3-D Liquid Crystals

( -- Dr. Tim Wilkinson from the Department's Photonics Research Group, University of Cambridge, has made an exciting breakthrough, he has combined liquid crystals with vertically grown carbon nanotubes ...

Jan 15, 2009
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Determining the quantum geometry of a crystal

Geometrical phases occur in many places in nature. One of the simplest examples is the Foucault pendulum: a tall pendulum free to swing in any vertical plane. Due to the earth rotation, the actual plane of ...

Nov 07, 2013
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