Shortest Ultraviolet Laser Pulse Ever

Generation of few-cycle deep ultraviolet pulses via frequency upconversion of 5-fs near-infrared pulses in argon

The Taming of the Light Screw

Scientists create high-order harmonics from solids with controlled polarization states

Brief Reflections from a Plasma Mirror

Plasmas consisting of relativistic electrons are used to generate highly intense attosecond laser pulses

Shaping Electron Bunches with Terahertz Light Pulses

Specifically-shaped electron pulses for materials studies in the femtosecond and attosecond range

High Impact of Ultrafast Physics

The use of light to direct electron flows may lead to a new era of optoelectronics

The World’s Shortest Laser Pulse

Researchers succeeded in shortening the pulse duration of an X‑ray laser to only 43 attoseconds

Fastest X-Ray Flashes Produced

With a duration of 53 attoseconds researchers set a new record for light pulses

Ultra-Short Pulses Almost in the Attosecond Range

Using lasers to produce electron packets with a length of 1.3 fs

Lightwaves Designed by Crystals

High-harmonic lightwaves tailored on demand by crystal symmetry

Laser Metronome with Attosecond-Precision

A synchronous laser-microwave network for next-generation attosecond photon-science facilities