Particle Astrophysics & Cosmology (PAC)

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November 6, 2019
News Feature
Daniel Gruen awarded 2019 Panofsky Fellowship at SLAC
His work aims to deepen our understanding of dark matter, dark energy and other secrets of the universe.
Photo of Panofsky fellow Daniel Gruen
October 28, 2019
News Feature
DESI points 5,000 robotic ‘eyes’ at the sky to explore dark energy
The Dark Energy Spectroscopic Instrument begins final testing, setting the stage for a 5-year survey that will analyze the light of 35 million galaxies.
DESI 'eyes'
September 30, 2019
News Feature
A day in the life of a cosmic-ray ‘bookkeeper’
Early-career physicist Jonathan LeyVa helps build one of the world’s most sensitive dark matter detectors.
Jonathan LeyVa/SuperCDMS
September 26, 2019
News Feature
SLAC/Stanford are developing a radio that searches for dark matter
An “out there” theory inspired the development of the Dark Matter Radio, a device that could explain the mysterious matter that makes up 85 percent of the mass of our universe.
Dark Matter Radio
July 11, 2019
News Feature
Light dark matter is a thousand times less likely to bump into regular matter than previous astrophysical analyses allowed
A SLAC/Stanford study of the population of satellite galaxies orbiting the Milky Way provides new clues about the particle nature of dark matter.
Dark matter simulation
June 20, 2019
News Feature
SLAC sends off woven grids for LUX-ZEPLIN dark matter detector
Four large meshes made from 2 miles of metal wire will extract potential signals of dark matter particles.
LZ Grids Weaving
June 4, 2019
News Feature
Symmetry: Engineering the world’s largest digital camera
Building the Large Synoptic Survey Telescope also means solving extraordinary technological challenges.
LSST camera engineering
February 19, 2019
News Feature
Symmetry: An astronomical data challenge
The Large Synoptic Survey Telescope will track billions of objects for 10 years, creating unprecedented opportunities for studies of cosmic mysteries.
LSST Data Management
January 8, 2019
News Feature
Symmetry: Dark Energy Survey completes six-year mission
Scientists, including researchers at SLAC, have only just begun to study the remarkably detailed map they created of a portion of the sky.
DES End of Observations
December 13, 2018
Press Release
Tangled magnetic fields power cosmic particle accelerators
SLAC scientists find a new way to explain how a black hole’s plasma jets boost particles to the highest energies observed in the universe. The results could also prove useful for fusion and accelerator research on Earth.
Cosmic particle accelerators

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