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SLAC is the world’s leading center for developing “ultrafast” X-ray, laser and electron beams that allow us to see atoms and molecules moving in just millionths of a billionth of a second. We can even create stop-action movies of these tiny events.

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This illustration shows how the first experiment at SLAC's Linac Coherent Light Source X-ray laser stripped away electrons from neon atoms. (SLAC National Accelerator Laboratory)
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The technique could improve how scientists study materials and drive advancements in high-performance technologies, such as next-generation computer chips.

poincare beams
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With a suite of reimagined instruments, researchers take up scientific inquiries that were out of reach just one year ago. 

Large metallic machine in a lab, featuring valves, circular bolts, and digital displays with surrounding wires and tubing.
Multimedia

Researchers used the upgraded LCLS to better understand what makes Xanthone – a powerful photocatalyst used in cancer therapies –  so efficient.  

close up of instrumentation in the TMO hutch
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Ultrafast electrons at SLAC’s LCLS facility resolved the structural changes in a light-activated molecule to determine which simulations work best. 

Graphic representation of several molecules floating through space, circle of papers representing scientific results
Multimedia

Now 10,000 times brighter and thousands of times faster, LCLS sheds light on the formation of free radicals in nature. 

a closeup of the target chamber of the RIXS experimental hutch
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Shweta Saraf and her team work to ensure the LCLS beamline runs without interruption. 

A woman stands next to a large blue server rack filled with electronic control units, wiring, and monitoring equipment. She is smiling at the camera while using a stylus to interact with a touchscreen interface on one of the devices.
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One-quintillionth of a second lasing breakthrough could lead to next-generation X-ray technologies, improving imaging in medical, material, and quantum science.

A purple blob with black streaks and a yellow center.
News Brief

SLAC researchers drew on advanced computation and X-ray methods to track down a water-splitting copper catalyst.

Illustration of X-ray beam interacting with the catalyst surface.
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In this Q&A, Arianna Gleason discusses the technologies needed to make commercialized fusion energy a reality and how SLAC is advancing this energy frontier. 

Headshot of Arianna Gleason with graphic representation of a laser shot
News Brief

The new findings highlight the need for ongoing monitoring of H5N1’s evolution in nature. 

Chickens in a grassy field
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Following a boom in catalysis users at SSRL, Beam Line 10-2 has been transformed and outfitted with new technologies. 

Beam Line 10-2 hutch
News Brief

The Hubbard Model was unable to predict electron dynamics in a simplified, one-dimensional cuprate system, hinting at an additional attractive force. 

Illustration of ultrastrong attraction between electrons in neighboring atoms within a 1D cuprate chain