A US judge has ordered the FBI to stop its "pervasive" use of National Security letters to snoop on phone and email records, ruling Friday that the widespread tactic was unconstitutional.
Internet
Mar 15, 2013
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(Phys.org) —In January, the last of 150 magnet girders was installed in the storage ring of the National Synchrotron Light Source II (NSLS-II), capping off a tremendous yearlong effort in which 843 magnets were safely delivered, ...
General Physics
Mar 7, 2013
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The National Synchrotron Light Source II (NSLS-II) at the U.S. Department of Energy's Brookhaven National Laboratory has been awarded a LEED gold rating by the U.S. Green Building Council. NSLS-II is Brookhaven's newest building, ...
General Physics
Feb 28, 2013
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Light and x-ray scattering experiments have revealed the structure of nanoparticle dimers linked by flexible DNA chains. These dimers were basic units in a multi-scale,hierarchical assembly, and served as a model system ...
Bio & Medicine
Jan 16, 2013
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(Phys.org)—NIST's ability to test and calibrate sensors in the extreme ultraviolet (EUV) range – wavelengths of key importance to space-weather observations and microchip lithography, among other fields – is about to ...
General Physics
Oct 17, 2012
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The electrons that will generate intense, focused beams of x-rays at NSLS-II are accelerated to their target energy before they enter the large main ring. That crucial job falls on a complex of equipment known as the injector, ...
General Physics
Oct 2, 2012
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Following last year's earthquake and tsunami at Japan's Fukushima nuclear power plants, many nuclear scientists have been focused on developing models to predict what will happen under a variety of conditions that may exist ...
General Physics
Sep 3, 2012
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(Phys.org) -- Construction of the $912-million National Synchrotron Light Source II (NSLS-II) at the U.S. Department of Energy’s Brookhaven National Laboratory is more than 70 percent complete – on schedule and ...
General Physics
Apr 27, 2012
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(Phys.org) -- How hydrogen--the most abundant element in the cosmos--responds to extremes of pressure and temperature is one of the major challenges in modern physical science. Moreover, knowledge gleaned from experiments ...
Condensed Matter
Apr 13, 2012
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(PhysOrg.com) -- Squeeze it hard enough and hydrogen, the most abundant and lightest element in our Universe, strangely takes on a metallic nature. During this state, as it loses hold of its electrons, hydrogen is believed ...
Condensed Matter
Jan 9, 2009
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