News tagged with waves
New Digital 'Electronics' Concept May Continue Moore's Law
Nov 05, 2009 |
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(PhysOrg.com) -- Computers of the future could be operating not on electrons, but on tiny waves traveling through an electron "fluid," if a new proposal is successful. The new circuit design, recently introduced ...
Could Exotic Matter Provide an Infinite Source of Energy?
Sep 15, 2009 |
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(PhysOrg.com) -- Generally, scientists prefer to avoid the concept of perpetual motion. The idea of a machine that could produce movement that goes on forever, and using that movement to generate an endless ...
Studying the 'mountains' and 'starquakes' that develop on neutron stars
May 26, 2009 |
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(PhysOrg.com) -- Neutron stars have the potential to play an important role in understanding some of the mysteries of the universe. One of factors that could help lead to an understanding of gravitational waves and the mechanisms ...
Exerting better control over matter waves
Mar 27, 2009 |
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(PhysOrg.com) -- “The concept of matter waves is at the heart of quantum mechanics,” Oliver Morsch tells PhysOrg.com. “At the beginning of the last century, scientists discovered that solid particles could exhibit proper ...
Single-Molecule Magnets Open New Door for Information Technology
Mar 09, 2009 |
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(PhysOrg.com) -- Recent research by scientists in Italy and France shows that that single molecules have the ability to store information via their magnetic state. Their work is a first step toward a new generation ...
Gravity waves could hold key to supersymmetry
Nov 05, 2008 |
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(PhysOrg.com) -- "In Geneva," Anupam Mazumdar tells PhysOrg.com, "there is a big effort to discover supersymmetry particles at the Large Hadron Collider. But that is not the only way to find these particles. We should also b ...
In radiation 'ventriloquism,' electromagnetic waves travel backwards
Sep 23, 2008 |
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(PhysOrg.com) -- Typically, electromagnetic waves travel away from their sources. For instance, a radar system emits radio waves that travel all the way to a target, such as a car or plane, before being reflected ...
Scientists first to trap light and sound vibrations together in nanocrystal
Oct 26, 2009 |
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(PhysOrg.com) -- Researchers at the California Institute of Technology have created a nanoscale crystal device that, for the first time, allows scientists to confine both light and sound vibrations in the ...
First hyperlens for sound waves created
Oct 25, 2009 |
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Ultrasound and underwater sonar devices could "see" a big improvement thanks to development of the world's first acoustic hyperlens. Created by researchers with the U.S. Department of Energy's Lawrence Berkeley ...
High-School Student Discovers Strange Astronomical Object
Sep 22, 2009 |
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(PhysOrg.com) -- A West Virginia high-school student analyzing data from a giant radio telescope has discovered a new astronomical object -- a strange type of neutron star called a rotating radio transient.
Galaxy-Sized Observatory for Gravitational Waves
Sep 17, 2009 |
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(PhysOrg.com) -- Astronomers are making plans to create a galaxy-sized observatory to look for gravitational waves. The project is part of a joint effort with astronomers from Australia and Europe, who also ...
A Theory of Dark Matter
Sep 08, 2009 |
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Among the most astounding, unexpected, and important achievements of the past century (or even more) have been the discoveries of dark matter and dark energy, collectively dubbed the "dark sector."
Precise Radio-Telescope Measurements Advance Frontier Gravitational Physics
Sep 01, 2009 |
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(PhysOrg.com) -- Scientists using a continent-wide array of radio telescopes have made an extremely precise measurement of the curvature of space caused by the Sun's gravity, and their technique promises a ...
Listening for Gravitational Echoes of the Universe's Birth
Aug 19, 2009 |
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(PhysOrg.com) -- An investigation by a major scientific group has advanced understanding of the early evolution of the universe.
A New Cloaking Method: This is not a 'Star Trek' or 'Harry Potter' Story (w/ Video)
Aug 17, 2009 |
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(PhysOrg.com) -- University of Utah mathematicians developed a new cloaking method, and it's unlikely to lead to invisibility cloaks like those used by Harry Potter or Romulan spaceships in "Star Trek." Instead, ...
