Terahertz (THz) light has proven to be a fine tool to probe and control quasi-particles and
collective excitations in solids, to drive phase transitions and associated changes in material …

Free‐space super‐strong terahertz (THz) electromagnetic fields offer multifaceted
capabilities for reaching extreme nonlinear THz optics. However, the lack of powerful solid …

Extremely nonlinear terahertz (THz)-matter interactions and applications have positioned
themselves as the next frontier in quantum information, nonlinear optics, and particle …

Extreme terahertz (THz) science and technologies, the next disruptive frontier in nonlinear
optics, provide multifaceted capabilities for exploring strong light‐matter interactions in a …

Field-driven emission of electrons from metals is a technology that has had a large impact
on science and society over the past century, for instance, in early and contemporary …

Non-linear materials are cornerstones of modern optics and electronics. Strong dependence
on the intrinsic properties of particular materials, however, inhibits the at-will extension of …

Judiciously designed two-dimensional THz metamaterials consisting of resonant metallic
structures embedded in a dielectric environment locally enhance the electromagnetic field of …

Abstract Strong-field terahertz (THz)–matter interaction permits the investigation of
nonequilibrium behaviors in the nonperturbative zone. However, the unavailability of a high …

The experimental findings on the second harmonic generation (SHG) in centrosymmetric
crystal silicon are reported. The SHG is induced by extremely high electric field (up to 15 …

Ongoing efforts spanning decades aim to enhance the efficiency of optical devices,
highlighting the need for a pioneering approach in the development of next‐generation …