News tagged with semiconducting material

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Nano-LEDs emit full visible spectrum of light

(PhysOrg.com) -- 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
4.9 / 5 (18) 2 | with audio podcast

New, Unusual Semiconductor is a Switch-Hitter

(PhysOrg.com) -- A research group in Germany has discovered a semiconducting material that can switch its semiconducting properties -- turning from one type of semiconductor to another -- via a simple change in temperature. ...

Jan 30, 2009 feature
3.8 / 5 (30) 7

Researchers use earthworms to create quantum dots

(Phys.org)—British researchers at King's College in London have succeeded in creating quantum dots by feeding earthworms soil laced with certain metals and then collecting the material excreted. They describe ...

Dec 28, 2012 report
4.9 / 5 (12) 4 | with audio podcast