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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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Method’s unprecedented combination of atomic resolution and extraordinary speed opens up new opportunities for ultrafast science.

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Toward next-generation electronics, better medications and green energy solutions: "The First Five Years" point to a bright future of high-impact discovery at LCLS.

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The 2010 experiment marked a significant step forward in understanding extreme states of matter at the hearts of stars, planets and nuclear fusion reactions.

The interior of an LCLS chamber set up for an investigation into hot, dense matter.
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Scientists working at SLAC have for the first time directly observed a phenomenon that allows magnetic waves to travel a long distance with no...

Image - X-rays at SSRL (purple) measure a special type of magnetic wave, called a spin wave soliton, that has the ability to hold its shape as it moves across a magnetic material. The arrows represent the magentic orientation in the material.
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President Obama honored a SLAC and UCLA scientist for work that paved the way for the brightest sources of X-ray light on the planet.

Image - Claudio Pellegrini, right, talks with President Obama in the Oval Office on Tuesday. (Pete Souza/Official White House Photo)
News Release

Understanding Motions of Thin Layers May Help Design Solar Cells, Electronics and Catalysts of the Future

a three-atom-thick layer of a promising material as it wrinkles in response to a laser pulse
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Ultrafast Electron Diffraction Reveals Rapid Motions of Atoms and Molecules

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The fellowship will support their research on new capabilities for the lab's X-ray free-electron lasers and new telescope technology to look for signs of...

Zeeshan Ahmed and Agostino Marinelli, SLAC's 2015 Panofsky Fellows
Past Event
Plants have been doing it with ease for millions of years, and yet science has yet to fully comprehend how: Photosynthesis. It's a fundamental...
Stillframe for public lecture
Past Event

Presented by Kelly Gaffney. Movies have transformed our perception of the world. With slow motion photography, we can see a hummingbird flap its wings...

Stillframe for public lecture