News tagged with semiconductor materials

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Berkeley Researchers Light Up White OLEDs

(PhysOrg.com) -- Light-emitting diodes, which employ semiconductors to produce artificial light, could reduce electricity consumption and lighten the impact of greenhouse gas emissions. However, moving this ...

Apr 06, 2010
4.4 / 5 (21) 7 | with audio podcast

Self-powered sensors

It can be inconvenient to replace batteries in devices that need to work over long periods of time. Doctors might have to get beneath a patient’s skin to replace batteries for implanted biomedical monitoring ...

Feb 11, 2010
not rated yet 2

Using CNTs as infrared sensors

(PhysOrg.com) -- Semiconductors provide the bases for many different avenues of device research. Indeed, many of the technological devices that are commonplace in our society are reliant on semiconductors. However, as we ...

Jan 04, 2010 feature
4.4 / 5 (16) 0 | with audio podcast

Measuring Electron Orbitals

(PhysOrg.com) -- For the first time, it has been possible to measure electron density in individual molecular states using what is known as the photoelectric effect. Now published in Science, this method repres ...

Nov 16, 2009
4.9 / 5 (9) 0

Silicon brittle? Not this kind!

(PhysOrg.com) -- Silicon, the most important semiconductor material of all, is usually considered to be as brittle and breakable as window glass. On the nanometer scale, however, the substance exhibits very ...

Oct 14, 2009
4.5 / 5 (4) 1