The petawatt (PW) laser has experienced a rapid development in the past two decades, and
tens of giant facilities have been constructed worldwide. After realizing 10–100 PW, it seems …

The temporal characterization of ultrafast laser pulses has become a cornerstone capability
of ultrafast optics laboratories and is routine both for optimizing laser pulse duration and …

Attosecond metrology has so far largely remained limited to titanium: sapphire lasers
combined with an active stabilization of the carrier-envelope phase (CEP). These sources …

Laser-driven high-harmonic generation provides the only demonstrated route to generating
stable, tabletop attosecond x-ray pulses but has low flux compared to other x-ray …

Infrared femtosecond laser pulses are important tools both in strong-field physics, driving x-
ray high-harmonic generation, and as the basis for widely tunable, if inefficient, ultrafast …

Accurately characterizing the field of broadband optical pulses is required for develo**
new optical sources, performing successful experiments, and interpreting experimental …

Novel ultrafast x-ray sources based on high harmonic generation and at x-ray free electron
lasers are opening up new opportunities to resolve complex ultrafast processes in …

Achieving few-femtosecond resolution for a pump-probe experiment is crucial to measuring
the fastest electron dynamics and for creating superpositions of valence states in quantum …

We use a high harmonic generated supercontinuum in the soft X-ray region to measure X-
ray absorption near edge structure (XANES) spectra in polythiophene (poly (3 …

There has been considerable recent interest in tabletop soft X-ray attosecond sources
enabled by the new generation of intense, few-cycle laser sources at operating wavelengths …