Ultrafast science has made great advances in recent years. Attosecond pulses with photon energies lying in the soft X-ray range corresponding to the fundamental absorption edges of matter permit the study of electron dynamics ...
Optics & Photonics
Sep 2, 2022
0
6
A research team from Shanghai Advanced Research Institute of the Chinese Academy of Sciences has proposed an external seeding mechanism, termed echo-enabled harmonic cascade (EEHC), for generating coherent and ultrashort ...
Optics & Photonics
Aug 9, 2022
0
27
Ultrafast pulses from X-ray lasers reveal how atoms move at timescales of a femtosecond. That's a quadrillionth of a second. However, measuring the properties of the pulses themselves is challenging. While determining a pulse's ...
Optics & Photonics
Aug 5, 2022
0
139
Using X-ray laser pulses, the structure of matter can be studied with previously unprecedented accuracy. However, the pulses are so violent that they destroy the sample being irradiated. Notwithstanding, a Polish-Japanese ...
Optics & Photonics
Jul 14, 2022
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137
Nestled 30 feet underground in Menlo Park, California, a half-mile-long stretch of tunnel is now colder than most of the universe. It houses a new superconducting particle accelerator, part of an upgrade project to the Linac ...
General Physics
May 10, 2022
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2029
Lawrence Livermore National Laboratory's decades of leadership in developing high-energy lasers is being tapped to provide a key component of a major upgrade to SLAC National Accelerator Laboratory's Linac Coherent Light ...
Optics & Photonics
Mar 11, 2022
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189
A study of electron dynamics timed to millionths of a billionth of a second reveals the damage radiation can do on a molecular level.
General Physics
Jan 21, 2022
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2041
National University of Singapore scientists co-led an international collaboration to resolve the elusive wavefronts of X-ray free-electron lasers, paving the way towards high-throughput, high-resolution, machine-learning-enabled ...
Optics & Photonics
Nov 9, 2021
2
22
The ultrafast melting of diamond under intense x-ray irradiation has been visualized for the first time by RIKEN researchers. This observation will help scientists improve experimental methods that use high-intensity x-ray ...
General Physics
Jun 24, 2021
0
9
Researchers have created tiny bubbles in high-pressure water via intense focused lasers. Under these conditions, the bubbles expand at supersonic speed and push a shockwave consisting of a spherical shell of highly compressed ...
Optics & Photonics
Jun 9, 2021
0
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