Angle-resolved photoemission spectroscopy (ARPES), with its exceptional sensitivity to both
the binding energy and the momentum of valence electrons in solids, provides unparalleled …

In the last decade, there has been a proliferation of laser sources for time-and angle-
resolved photoemission spectroscopy (TR-ARPES), building on the proven capability of this …

This review presents the technological infrastructure that will be available at the Extreme
Light Infrastructure Attosecond Light Pulse Source (ELI-ALPS) international facility. ELI …

The dynamics of momentum-dark exciton formation in transition metal dichalcogenides is
difficult to measure experimentally, as many momentum-indirect exciton states are not …

This tutorial presents an introduction to power scaling concepts for high-order harmonic
generation (HHG) and attosecond pulse production. We present an overview of state-of-the …

Frontier orbitals determine fundamental molecular properties such as chemical reactivities.
Although electron distributions of occupied orbitals can be imaged in momentum space by …

Time-and angle-resolved photoemission spectroscopy (trARPES) employing a 500 kHz
extreme-ultraviolet light source operating at 21.7 eV probe photon energy is reported. Based …

Nonlinear optical methods have become ubiquitous in many scientific areas, from
fundamental studies of time-resolved electron dynamics to microscopy and spectroscopy …

High harmonic generation (HHG) enables extreme-ultraviolet radiation with table-top set-
ups. Its exceptional properties, such as coherence and (sub)-femtosecond pulse durations …

Ultrafast nonequilibrium dynamics offer a route to study the microscopic interactions that
govern macroscopic behavior. In particular, photoinduced phase transitions (PIPTs) in solids …