Physicists understand perfectly well why a fridge magnet sticks to certain metallic surfaces. But there are more exotic forms of magnetism whose properties remain unclear, despite decades of intense research. ...
May 23, 2013
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Engineering researchers at the University of Michigan have demonstrated a paradigm-shifting "polariton" laser that's fueled not by light, but by electricity.
May 15, 2013
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(Phys.org) -- Although pointing high-energy lasers at the sky to cause pouring rain is currently a high-tech dream, the motivation behind controlling the weather has existed since the days of our ancient ancestors. ...
Jul 16, 2012
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(Phys.org) —Researchers have found a way to see synthetic nanostructures and molecules using a new type of super-resolution optical microscopy that does not require fluorescent dyes, representing a practical ...
Apr 29, 2013
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Physicists at the National Institute of Standards and Technology have for the first time linked the quantum properties of two separated ions (electrically charged atoms) by manipulating them with microwaves ...
Aug 10, 2011
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(Phys.org) —Physicists at ETH Zurich have demonstrated one of the quintessential effects of quantum optics—known as the Hong-Ou-Mandel effect—with microwaves, whose frequency is 100'000 times lower ...
May 08, 2013
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(PhysOrg.com) -- While the optical laser celebrated its 50th anniversary earlier this year, some scientists have been working on a new type of coherent beam amplifier for sound rather than light. Scientists ...
Sep 07, 2010
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If the brain starts to swell after a stroke, surgery is often the only treatment option – one in which the physicians open the patient's cranial vault. Up to now, they would reach for the drill and the ...
May 15, 2013
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Using a new ultrafast camera, researchers have recorded the first real-time image of two atoms vibrating in a molecule.
Mar 07, 2012
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A team of University of California, San Diego researchers has built the smallest room-temperature nanolaser to date, as well as an even more startling device: a highly efficient, "thresholdless" laser that ...
Feb 08, 2012
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Just as NASA engineers test new rocket designs in computer studies before committing themselves to full prototypes, so physicists will often model matter under various circumstances to see whether something ...
Feb 19, 2012
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(Phys.org) —A standard camera takes flat, 2-D pictures. To get 3-D information, such as the distance to a far-away object, scientists can bounce a laser beam off the object and measure how long it takes ...
Apr 04, 2013
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(PhysOrg.com) -- Just as NASA engineers test new rocket designs in computer studies before committing themselves to full prototypes, so physicists will often model matter under various circumstances to see whether something ...
Feb 29, 2012
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Researchers at the National Institute of Standards and Technology have developed a new microscope able to view and measure an important but elusive property of the nanoscale magnets used in an advanced, experimental form ...
Mar 15, 2013
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If you want to create a moving light source, you have a few possibilities. One is to mount a light emitter in some kind of mechanical housing—the approach used in, say, theatrical spotlights, which stagehands ...
Jan 09, 2013
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