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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)

News Feature

Edward Hohenstein, Emma McBride and Caterina Vernieri study what happens to molecules hit by light, recreate extreme states of matter like those inside stars...

Early Career Awardees 2021
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Derived from microscopic algae, the rare, light-driven enzyme converts fatty acids into starting ingredients for solvents and fuels.

Illustration of molecular structure of an enzyme that is powered by sunlight
News Feature

Exploring and manipulating the behavior of polar vortices in materials may lead to new technology for faster data transfer and storage.

polar vortices
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SSRL and LCLS scientists will help visiting research teams solve their experimental challenges, then apply what they’ve learned to help others work more efficiently.

Diagram of a complex molecule
News Brief

It can help operators optimize the performance of X-ray lasers, electron microscopes, medical accelerators and other devices that depend on high-quality beams.

Artistic representation of a neural network superimposed on an electron beam profile
News Feature

This new understanding could aid the development of more efficient clean energy sources.

electron transfer
News Feature

A better understanding of the failure process will help researchers design new materials that can better withstand intense events such as high-velocity impacts.

material failure
News Feature

When upgrades to the X-ray laser at the Department of Energy’s SLAC National Accelerator Laboratory are complete, the powerful new machine will capture up...

Infographic on LCLS-II data.
News Feature

Scientists get dramatically better resolution at X-ray free-electron lasers with a new technique.

timingjitter
News Feature

Knowledge of physics and a love of challenges fuel May Ling Ng’s quest for nanometer perfection in the smooth surfaces of mirrors used at...

A woman stands in a long hallway with scientific equipment
News Feature

These fleeting disruptions, seen for the first time in lead hybrid perovskites, may help explain why these materials are exceptionally good at turning sunlight...

An illustration shows polarons as bubbles of distortion in a perovskite lattice
News Feature

The results, which show that ultrafast atomic motions are the first step in forming a magnetic state, could lead to faster and more efficient...

Charge transfer