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 FACET-II will pave the way for a future generation of particle colliders and powerful light sources, opening avenues in high-energy physics, medicine, and materials, biological and energy science.

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FACET-II Facility

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A look inside SLAC’s FACET-II test facility, where scientists use electron beams to advance revolutionary technologies that could make future particle accelerators much smaller...

A look inside SLAC’s FACET-II test facility
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
Press Release

FACET-II will pave the way for a future generation of particle colliders and powerful light sources, opening avenues in high-energy physics, medicine, and materials...

FACET-II
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FACET-II uses the middle third of the lab’s 2-mile-long linear accelerator (SLAC ground plan at top). It sends a beam of electrons (blue line)...
FACET-II
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Over the course of two years, crews at SLAC installed a state-of-the-art high brightness electron source and new electron bunch compressor systems for producing...
FACET-II upgrade
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FACET-II is the only facility in the world capable of providing high-energy electron and positron beams for researching a vast array of revolutionary accelerator...
FACET-II
News Feature

At SLAC’s FACET facility, researchers have produced an intense electron beam by 'sneaking’ electrons into plasma, demonstrating a method that could be used in...

Trojan horse illustration
News Feature

Particle accelerators are some of the most complicated machines in science.

News Feature

Scientists around the world are testing ways to further boost the power of particle accelerators while drastically shrinking their size.

Scientists around the world are testing ways to further boost the power of particle accelerators while drastically shrinking their size.
News Feature

SLAC Director Chi-Chang Kao spoke to the Stanford University Faculty Senate at its Feb. 21 meeting.

Chi-Chang Kao at Stanford Faculty Senate meeting
News Feature

An advisory committee is evaluating proposals for first experiments at SLAC’s future FACET-II accelerator facility.

FACET-II First Electrons
News Feature

Three new studies show the promise and challenge of using plasma wakefield acceleration to build a future electron-positron collider.