Nonlinear optics is of crucial importance in several fields of science and technology with
applications in frequency conversion, entangled‐photon generation, self‐referencing of …

Terahertz (THz) radiation encompasses a wide spectral range within the electromagnetic
spectrum that extends from microwaves to the far infrared (100 GHz–∼ 30 THz). Within its …

Terahertz (THz) emission spectroscopy (TES) has emerged as a highly effective and
versatile technique for investigating the photoelectric properties of diverse materials and …

In its 60 years of existence, the field of nonlinear optics has gained momentum especially
over the past two decades thanks to major breakthroughs in material science and …

The nonlinear Hall effect with time-reversal symmetry is a second-order electronic transport
phenomenon—seen as a quadratic voltage transverse to an applied electric field—that …

Under strong laser fields, electrons in solids radiate high-harmonic fields by travelling
through quantum pathways in Bloch bands in the sub-laser-cycle timescales. Understanding …

Achieving efficient, high-power harmonic generation in the terahertz spectral domain has
technological applications, for example, in sixth generation (6G) communication networks …

Multidimensional imaging of transient events has proven pivotal in unveiling many
fundamental mechanisms in physics, chemistry, and biology. In particular, real-time imaging …

Chalcogenide phase‐change materials (PCMs) have offered an appealing material solution
by acting as a switchable dielectric layer to tune the electromagnetic properties of terahertz …

Interaction of intense terahertz (THz) waves with graphene based modulation devices holds
great potential for the optoelectronic applications of the future. Here, we present a thin film …