Lasers

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March 25, 2021
News Feature
Scientists uncover a process that stands in the way of making quantum dots brighter
The results have important implications for today’s TV and display screens and for future technologies where light takes the place of electrons and fluids.
Illustration of three quantum dot nanocrystals showing atomic-level changes when they are hit with laser light
March 11, 2021
News Feature
Researchers gain insight into how solvent molecules impact light-driven reactions
This new understanding could aid the development of more efficient clean energy sources.
electron transfer
February 4, 2021
News Feature
Clocking the movement of electrons inside an atom
Scientists get dramatically better resolution at X-ray free-electron lasers with a new technique.
timingjitter
February 2, 2021
News Feature
A new hands-off probe uses light to explore the subtleties of electron behavior in a topological insulator
Just as pressing a guitar string produces a higher pitch, sending laser light through a material can shift it to higher energies and higher frequencies. Now scientists have discovered how to use this phenomenon to explore quantum materials in a new and much more detailed way.
Illustration of high harmonic generation in a topological insulator using circularly polarized laser light
January 4, 2021
News Feature
First glimpse of polarons forming in a promising next-gen energy material
These fleeting disruptions, seen for the first time in lead hybrid perovskites, may help explain why these materials are exceptionally good at turning sunlight into electrical current in solar cells.
An illustration shows polarons as bubbles of distortion in a perovskite lattice
December 17, 2020
News Feature
Physicists solve chicken-and-egg question at the heart of photomagnetism
The results, which show that ultrafast atomic motions are the first step in forming a magnetic state, could lead to faster and more efficient data storage devices.
Charge transfer
November 23, 2020
News Feature
Scientists blast iron with powerful X-rays, then watch its electrons rearrange
A better understanding of how this happens could help researchers hone future electronic measurements and offer insights into how X-rays interact with matter on ultrafast time scales.
Image - Artist's rendering of two laser beams striking sample.
October 28, 2020
News Feature
The LaserNetUS high-power laser consortium, including SLAC, receives $18 million from the U.S. Department of Energy
The initiative will give scientists more access to powerful lasers at universities and labs.
LaserNetUS
October 12, 2020
Press Release
SLAC starts up new facility to revolutionize particle accelerators
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.
FACET II
September 14, 2020
News Brief
SLAC’s upgraded X-ray laser shows its soft side
This leap in capability will allow scientists to investigate quantum and chemical systems more directly than ever before.
SXU

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