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The Linac Coherent Light Source at SLAC, the world’s first hard X-ray free-electron laser, takes X-ray snapshots of atoms and molecules at work, revealing fundamental processes in materials, technology and living things.

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Rooftop view of Linac Coherent Light Source (LCLS)

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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)
News Feature

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 Feature

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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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
News Feature

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.
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video still frame of Amedeo Perazzo
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News Feature

Pushing gold exploration to the nanoscale, scientists used SLAC's Linac Coherent Light Source X-ray laser to produce a series of 3-D images that detail...

Image - 3-D rendering of a gold nanocrystal, with are...
News Feature

Three SLAC scientists will receive Early Career Research Program grants from the U.S. Department of Energy for research to boost the peak power of...

Photos - From left, Thomas Bligaard, Stefan Hoeche and Juhao Wu. (Credits: Matt Beardsley, Juhao Wu)
News Feature

Last year's Nobel Prize in Chemistry – shared by Stanford School of Medicine Professor Brian Kobilka and Robert Lefkowitz of Duke University – recognized...

Image: Researchers Dingjie Wang and Garret Nelson fro...
News Feature

An imaging technique conceived 50 years ago has been successfully demonstrated at SLAC's Linac Coherent Light Source, where it is expected to improve results...

Image - Setup of an LCLS experiment using ptychography.