Researchers set new record for brightness of quantum dots

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By placing quantum dots on a specially designed photonic crystal, researchers at the University of Illinois have demonstrated enhanced fluorescence intensity by a factor of up to 108. Potential applications include high-brightness light-emitting diodes, optical switches and personalized, high-sensitivity biosensors.


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All News summaries for September 25, 2007

Engineers show nanotube circuits can be made en masse

10 hours ago | User rating: not rated yet
Most innovations don't go far unless there is a way to turn them into products that are manufacturable on a mass scale. That's why new research on carbon nanotubes, presented June 19 by a group of Stanford electrical engineers, ...

Visualizing atomic-scale acoustic wavesin nanostructures

Jul 03, 2008 | User rating: not rated yet
Acoustic waves play many everyday roles - from communication between people to ultrasound imaging. Now the highest frequency acoustic waves in materials, with nearly atomic-scale wavelengths, promise to be ...

New Nanowire-Based Memory Could Beef Up Information Storage

Jul 02, 2008 | User rating: not rated yet
Researchers from the University of Pennsylvania have created a type of nanowire-based information storage device that is capable of storing three bit values rather than the usual two—that is, "0," "1," and ...

Study shows quantum dots can penetrate skin through minor abrasions

Jul 02, 2008 | User rating: not rated yet
Researchers at North Carolina State University have found that quantum dot nanoparticles can penetrate the skin if there is an abrasion, providing insight into potential workplace concerns for healthcare workers or individuals ...

Gold, DNA Combination May Lead To Nano-Sensor

Jul 01, 2008 | User rating: not rated yet
The ability to use genetic material to assemble nanoscopic particles of gold could be an important step toward creating tiny “spies” that will be able to infiltrate individual cells and report back in real time on the cell’s ...
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