Organic crystals with second-order optical nonlinearity feature very high and ultra-fast
optical nonlinearities and are therefore attractive for various photonics applications. During …

Photoconductive antennas are promising sources of terahertz radiation that is widely used
for spectroscopy, characterization, and imaging of biological objects, deep space studies …

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

In this paper, we will review both past and recent progresses in the generation, detection
and application of intense terahertz (THz) radiation. We will restrict the review to laser based …

Optical rectification of femtosecond laser pulses has emerged as the dominant technique for
generating single-and few-cycle terahertz (THz) pulses. The advent of the tilted pulse front …

The use of laser pulse sequences to drive the cascaded difference frequency generation of
high energy, high peak-power and multi-cycle terahertz pulses in cryogenically cooled (100 …

High energy single‐to few‐cycle terahertz pulses enable the exploration of electron
acceleration, strong‐field physics, and nonlinear terahertz spectroscopy. One important …

A new type of tilted-pulse-front pumped terahertz (THz) source has been demonstrated,
which is based on a LiNbO_3plane-parallel slab with an echelon structure on its input …

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

We demonstrate a highly efficient method for the generation of a high-field terahertz (THz)
pulse train via optical rectification (OR) in congruent lithium niobate (LN) crystals driven by …