Contemporary ultrafast science requires reliable sources of high-energy few-cycle light
pulses. Currently two methods are capable of generating such pulses: post compression of …

Attosecond science offers formidable tools for the investigation of electronic processes at the
heart of important physical processes in atomic, molecular and solid-state physics. In the last …

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 …

X-ray free-electron lasers (XFELs) and table-top sources of x-rays based upon high
harmonic generation (HHG) have revolutionized the field of ultrafast x-ray atomic and …

High-harmonic spectroscopy provides a unique insight into the electronic structure of atoms
and molecules,,,,. Although attosecond science holds the promise of accessing the …

Attosecond pulses at photon energies that cover the principal absorption edges of the
building blocks of materials are a prerequisite for time-resolved probing of the triggering …

The pulse duration at the output of femtosecond lasers is usually close to the Fourier limit,
and can be shortened by increasing the spectral width. To this end, use is made of self …

Today's ultrafast lasers operate at the physical limits of optical materials to reach extreme
performances. Amplification of single-cycle laser pulses with their corresponding octave …

The development of ultra-intense and ultra-short light sources is currently a subject of
intense research driven by the discovery of novel phenomena in the realm of relativistic …

The peak power of present-day lasers is limited by the pulse energy that the diffraction
gratings of an optical compressor can withstand. A promising method to overcome this …