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Researchers Design Triple Quantum Dot for Quantum Information Applications
Nov 30, 2009 |
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(PhysOrg.com) -- While quantum dots have existed since the 1980s, only in the past decade have physicists successfully created lateral few-electron single quantum dots. These quantum dots enable physicists ...
Using superconducting probes to get a picture of what it's like inside CNTs
Nov 20, 2009 |
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(PhysOrg.com) -- "Carbon nanotubes are exciting for fundamental physics, and for potential technological applications," Nadya Mason tells PhysOrg.com. "However, we are generally limited in the way that we can study them. ...
Building a more versatile laser
Nov 16, 2009 |
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(PhysOrg.com) -- One of the drawbacks associated with using semiconductor lasers is that many of them can only produce a beam of a single wavelength, and can only send that beam in one direction at a time. ...
H1N1 Virus Can Be Killed by Acidic Ozone Water
Nov 09, 2009 |
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(PhysOrg.com) -- Scientists have found that acidic ozone water can deactivate H1N1 viruses very effectively, offering a promising disinfectant for the millions of people trying to avoid the disease. Acidic ...
Tiny Music Player Made from Wire Bridge (w/ Video)
Nov 04, 2009 |
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(PhysOrg.com) -- In 2008, scientists built a loudspeaker made of carbon nanotubes that produced sound and music based on the thermoacoustic effect. Now, a different team of scientists has built a loudspeaker ...
Could a paper transistor offer an alternative to silicon?
Sep 22, 2009 |
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(PhysOrg.com) -- As technology advances, scientists look for ways to enhance electronic applications and devices. Indeed, electronics are getting smaller and more diverse. And as this happens, there is an increased requirement ...
Physicist Proposes Solution to Arrow-of-Time Paradox
Aug 27, 2009 |
4.2 / 5 (74) |
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(PhysOrg.com) -- Entropy can decrease, according to a new proposal - but the process would destroy any evidence of its existence, and erase any memory an observer might have of it. It sounds like the plot ...
Liquid-OLED Offers More Light-Emitting Possibilities
Aug 14, 2009 |
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(PhysOrg.com) -- As organic light-emitting diodes (OLEDs) are poised to go mainstream in the near future, scientists continue to explore new twists on the technology. Recently, researchers have fabricated ...
Why Does Water Expand When it Cools? A New Explanation
Jul 17, 2009 |
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(PhysOrg.com) -- Most of us, when we take our first science classes, learn that when things cool down, they shrink. (When they heat up, we learn, they usually expand.) However, water seems to be the exception ...
OLED Tunes its Colors for Sunlight-Style Illumination
Jul 16, 2009 |
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(PhysOrg.com) -- Scientists have developed a lighting device that can change its color temperature throughout the day, matching the natural daylight chromaticities produced by the sun. Currently, no other ...
Using nanoparticles to increase the effiiciency of thin film solar cells
Nanotechnology / Nanomaterials
Jun 12, 2009 |
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Germany is one of the leading countries when it comes to efforts related to renewable energy sources. Therefore, it is no surprise that the Institute of Condensed Matter and Solid State Optics at Friedrich-Schiller-Universität ...
Stretchable Nanotube Films May Advance Medical Electronics (Update)
May 04, 2009 |
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(PhysOrg.com) -- One of the issues hindering the development of medical electronic devices capable of being implanted in the human body is the lack of suitable materials. Most semiconducting materials are ...
Study of 'Persistent Currents' Finally Verifies Theory
Apr 28, 2009 |
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(PhysOrg.com) -- Approximately 20 years ago, scientists discovered that is is possible for an electric current to flow endlessly in a ring made of a normal metal. One might think that such an 'old' finding ...
HoloTV Images Jump off the Screen, into Tomorrow's Homes (w/Video)
Mar 12, 2009 |
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(PhysOrg.com) -- Unlike today’s biggest and most realistic LCD and plasma TVs, 3D TV screens can project images that seem to float in mid-air beyond the screen. That means, for instance, that viewers could ...
Infrared Nanotube Films Offer Advantages for Solar Cells and More
Mar 11, 2009 |
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(PhysOrg.com) -- Researchers have already known that carbon nanotube thin films have mechanical and conductive advantages that could make them useful as electrodes in solar cells, solid state lighting, and ...
