News tagged with femtometer
Nano-ruler sets some very small marks
The National Institute of Standards and Technology has issued a new ruler, and even for an organization that routinely deals in superlatives, it sets some records. Designed to be the most accurate commercially available "meter ...
Sep 22, 2009 |
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Supercomputing the difference between matter and antimatter
(PhysOrg.com) -- An international collaboration of scientists has reported a landmark calculation of the decay process of a kaon into two pions, using breakthrough techniques on some of the world's fastest ...
Mar 29, 2012 |
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Physicists find that an ultrahigh-energy proton looks like a black disk
(PhysOrg.com) -- What does a proton look like? The common answer to this question is that protons are much too small to scatter light, and since light is necessary for us to see things, protons do not “look” ...
Dec 08, 2011 |
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The quantum world writ large: Using short optical pulses to study macroscopic quantum behavior
(PhysOrg.com) -- Einstein infamously dismissed quantum entanglement as spooky action at a distance and quantum uncertainty with his quip that God does not play dice with the universe. Aside from revealing his ...
Sep 27, 2011 |
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New INL project will improve nuclear reactor simulations
A new project at Idaho National Laboratory and Brookhaven National Laboratory will improve the way scientists model the inner workings of nuclear reactors.
Sep 25, 2009 |
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For the First Time, Scientists Measure the Size of a One-Neutron Halo with Lasers
Atomic nuclei are normally compact structures defined by a sharp border. About twenty-five years ago, it was discovered at the University of California in Berkeley that there are exceptions to this picture: ...
Feb 20, 2009 |
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HAPPEx results hint at strangely magnetic proton
New results from research performed at the Department of Energy's Jefferson Lab hint that strange quarks may contribute to the proton's magnetic moment. If confirmed by data to be taken later this year, these surprising results ...
Physics /
Apr 21, 2005 |
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Nanomechanical device bridges classic and quantum physics
Nanotechnology leapt into the realm of quantum mechanics this past winter when an antenna-like sliver of silicon one-tenth the width of a human hair oscillated in a lab in a Boston University basement. With two sets of protrusions, ...
Feb 09, 2005 |
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