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X-ray studies at SLAC facilities help scientists understand the fundamental workings of nature by probing matter in atomic detail.

atoms forming a tentative bond
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In a new state-of-the-art lab at SLAC National Accelerator Laboratory, components of ribosomes – tiny biological machines that make new proteins and play a...

Photo - Hasan Demirci, a visiting investigator from B...
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Jonathan Rivnay, a former Stanford graduate student who is now a postdoctoral fellow at the Center of Microelectronics in Provence, France, will receive this...

Photo - Jonathan Rivnay, a former Stanford graduate student, has been selected to receive an annual award in recognition of his synchrotron-based research. (Jonathan Rivnay)
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A high-energy SLAC laser that creates shock waves and superhot plasmas needs to cool for about 10 minutes between shots. In the meantime, the...

Photo - This equipment is used to quickly move a mirror in or out of the path of X-rays at LCLS to switch them to different experiments. (Matt Beardsley)
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A new tool at SLAC's Linac Coherent Light Source splits individual X-ray laser pulses into two pulses that can hit a target one right...

Photo - The assembly team for the split-and-delay sys...
News Release

Researchers from the U.S. Department of Energy's (DOE) SLAC National Accelerator Laboratory have clocked the fastest-possible electrical switching in magnetite, a naturally magnetic mineral...

Artists concept shows laser hitting atomic structure and breaking it
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It all comes down to one tiny spot on a diamond-cut, highly pure copper plate.

Photo - SLAC's Sasha Gilevich, middle, works on laser...
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A new screening program will allow researchers to quickly confirm whether precious biological samples yield useful information when struck by the intense X-ray pulses...

Photo - Marc Messerschmidt, a staff scientist who leads the Protein Crystal Screening Program at the Linac Coherent Light Source (LCLS) X-ray laser, works at the Coherent X-ray Imaging (CXI) experimental station. (Matt Beardsley)
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Last Saturday marked the 40th anniversary of an historic event: In 1973, a team of research pioneers extracted hard X-rays for the first time...

Photo - SSRP pilot project beamline inside SPEAR, 07/06/1973. (SLAC Archives)
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A tool developed half a century ago for sorting subatomic particles has been redesigned to measure X-ray laser pulses at SLAC's Linac Coherent Light...

Patrick Krejcik and Yuantao Ding, a staff scientist and lead researcher on the XTCAV project
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John Hill watched with eager anticipation as controllers ramped up the power systems driving SLAC's X-ray laser in an attempt to achieve the record...

Photo - Linear accelerator tunnel at SLAC. (SLAC Multimedia Communications)
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It's no surprise that the data systems for SLAC's Linac Coherent Light Source X-ray laser have drawn heavily on the expertise of the particle...

Photo - Amedeo Perazzo.
News Release

The first complete chemical analysis of feathers from Archaeopteryx, a famous fossil linking dinosaurs and birds, reveals that the feathers were patterned—light in color...

Paleontologists examine Berlin Archaeopteryx counter plate (Brad Plummer/SLAC)