Researchers from the University of Washington are using supercomputers at Department of Energy's National Energy Research Scientific Computing Center (NERSC) and data from X-ray free-electron laser (XFEL) experiments to gain ...
General Physics
May 31, 2016
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36
In the world of particle accelerators, laser wakefield devices are the small, but mighty upstarts. The machines can accelerate electrons to near the speed of light using a fraction of the distance required by conventional ...
General Physics
May 10, 2016
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42
Let's say you're trying to pinpoint when a particular past event occurred, but your best possible estimate puts it only within a span of 10,000 years. Now imagine if something could shrink that window of "when" to just 30 ...
Mathematics
Apr 27, 2016
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31
A unique rapid-fire electron source—originally built as a prototype for driving next-generation X-ray lasers—is helping scientists at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) study ...
General Physics
Apr 26, 2016
2
44
Since Friday, 8 April at 12:14 h FLASH is running in parallel operation for two user experiments, one in the experimental hall "Albert Einstein" (FLASH1) and one in the new hall "Kai Siegbahn" (FLASH2). First official FLASH2 ...
General Physics
Apr 19, 2016
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6
X-ray free-electron lasers, first realized a decade ago, produce the brightest X-rays on the planet, and scientists tap into these unique X-rays to explore matter at the atomic scale and observe processes that occur in just ...
General Physics
Apr 4, 2016
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18
Scientists can only offer a partial explanation of how radioactivity damages biological cells. The current research focuses on the effect of so-called secondary particles. When radiation penetrates the body, it knocks out ...
General Physics
Mar 31, 2016
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76
A team of physicists including Russian researchers conducted an experiment that established control over the ultrafast motion of electrons at three attoseconds for the first time. (An attosecond is 1×10−18 of a second—that's ...
Optics & Photonics
Feb 23, 2016
0
21
Researchers have succeeded in using the immensely powerful X-ray pulses from the free electron laser (XFEL) facility SACLA to investigate excited-state induced transient lattice dynamics on sub-picosecond time scales in phase-change ...
Nanophysics
Feb 22, 2016
0
26
Photovoltaics promise to help meet our energy needs by turning sunlight into electricity. We can't run everything that way, but with a little tweaking, photovoltaic materials can use solar energy to split water into hydrogen ...
Materials Science
Feb 5, 2016
1
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