Conspectus Ultrafast spectroscopy and imaging have become tools utilized by a broad
range of scientists involved in materials, energy, biological, and chemical sciences …

The advent of chirped-pulse amplification in the 1980s and femtosecond Ti: sapphire lasers
in the 1990s enabled transformative advances in intense laser–matter interaction physics …

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 …

The generation of power-and wavelength-scalable few optical cycle pulses remains one of
the major challenges in modern laser physics. Over the past decade, the development of …

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

Sources of short wavelength radiation with femtosecond to attosecond pulse durations, such
as synchrotrons or free electron lasers, have already made possible numerous, and will …

We performed angle-resolved photoemission spectroscopy (ARPES) of bulk 2H-WSe 2 for
different crystal orientations linked to each other by time-reversal symmetry. We introduce a …

Time-of-flight-based momentum microscopy has a growing presence in photoemission
studies, as it enables parallel energy-and momentum-resolved acquisition of the full …

Time-and Angle-resolved photoelectron spectroscopy from surfaces can be used to record
the dynamics of electrons and holes in condensed matter on ultrafast time scales. However …

The momentum-dependent orbital character in crystalline solids, referred to as orbital
texture, is of capital importance in the emergence of symmetry-broken collective phases …