![Laser 50th anniversary: Attosecond pulse a quantum leap for physics | Lawrence Livermore National Laboratory Laser 50th anniversary: Attosecond pulse a quantum leap for physics | Lawrence Livermore National Laboratory](https://www.llnl.gov/sites/www/files/styles/scaled_425h/public/attosecond2.jpg?itok=1Dp9gX2j)
Laser 50th anniversary: Attosecond pulse a quantum leap for physics | Lawrence Livermore National Laboratory
![Tunable isolated attosecond X-ray pulses with gigawatt peak power from a free-electron laser | Nature Photonics Tunable isolated attosecond X-ray pulses with gigawatt peak power from a free-electron laser | Nature Photonics](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41566-019-0549-5/MediaObjects/41566_2019_549_Fig1_HTML.png)
Tunable isolated attosecond X-ray pulses with gigawatt peak power from a free-electron laser | Nature Photonics
![Study on attosecond timescale casts new light on electron dynamics in transition metals | Spectroscopy Europe/World Study on attosecond timescale casts new light on electron dynamics in transition metals | Spectroscopy Europe/World](https://www.spectroscopyeurope.com/sites/default/files/ATAS-Transition-Metals.jpg)
Study on attosecond timescale casts new light on electron dynamics in transition metals | Spectroscopy Europe/World
![Phys. Rev. X 10, 041011 (2020) - Phase-Matching for Generation of Isolated Attosecond XUV and Soft-X-Ray Pulses with Few-Cycle Drivers Phys. Rev. X 10, 041011 (2020) - Phase-Matching for Generation of Isolated Attosecond XUV and Soft-X-Ray Pulses with Few-Cycle Drivers](https://cdn.journals.aps.org/journals/PRX/key_images/10.1103/PhysRevX.10.041011.png)