Interactions between light and matter play an instrumental role in spectroscopy, sensing,
quantum information processing and lasers. In most of these applications, light is considered …

The “flow” of electric currents and heat in standard metals is diffusive with electronic motion
randomized by impurities. However, for ultraclean metals, electrons can flow like water with …

Emergent color centers with accessible spins hosted by van der Waals materials have
attracted substantial interest in recent years due to their significant potential for …

Quantum light–matter interactions of bound electron systems have been studied extensively.
By contrast, quantum interactions of free electrons with light have only become accessible in …

The field of two-dimensional (2D) materials-based nanophotonics has been growing at a
rapid pace, triggered by the ability to design nanophotonic systems with in situ control …

Recent demonstrations of moiré magnetism, featuring exotic phases with noncollinear spin
order in the twisted van der Waals (vdW) magnet chromium triiodide CrI3, have highlighted …

Moiré magnetism featured by stacking engineered atomic registry and lattice interactions
has recently emerged as an appealing quantum state of matter at the forefront of condensed …

Novel non‐collinear antiferromagnets with spontaneous time‐reversal symmetry breaking,
non‐trivial band topology, and unconventional transport properties have received immense …

For over 80 years of research, the conventional description of free-electron radiation
phenomena, such as Cherenkov radiation, has remained unchanged: classical three …

The first isolation of graphene opens the avenue for new platforms for physics, electronic
engineering, and materials sciences. Among several kinds of synthesis approaches …