Light–matter interaction in 2D and topological materials provides a fascinating control knob
for inducing emergent, non-equilibrium properties and achieving new functionalities in the …

The appearance of the Planckian time τ Pl= ℏ/k BT is reviewed in both conventional and
unconventional metals. A pedagogical discussion of the various different timescales …

Floquet engineering, the control of quantum systems using periodic driving, is an old
concept in condensed matter physics dating back to ideas such as the inverse Faraday …

Angle-resolved photoemission spectroscopy (ARPES)—an experimental technique based
on the photoelectric effect—is arguably the most powerful method for probing the electronic …

The hot electrons in carbon-based materials exhibit interesting ballistic transport behaviors
for designing high-performance single-electron transistors. However, the cooling of such hot …

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 two decades non-equilibrium spectroscopies have evolved from avant-garde
studies to crucial tools for expanding our understanding of the physics of strongly correlated …

One of the most intriguing features of some high-temperature cuprate superconductors is the
interplay between one-dimensional “striped” spin order and charge order, and …

The band structure of matter determines its properties. In solids, it is typically mapped with
angle-resolved photoemission spectroscopy, in which the momentum and the energy of …

The ultrafast dynamics of excited carriers in graphene is closely linked to the Dirac spectrum
and plays a central role for many electronic and optoelectronic applications. Harvesting …