A review on the recent development of intense laser‐driven terahertz (THz) sources is
provided here. The technologies discussed include various types of sources based on …

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 …

Efficient generation of THz pulses with high energy was demonstrated by optical rectification
of 785-fs laser pulses in lithium niobate using tilted-pulse-front pumping. The enhancement …

We report on high-field terahertz transients with 0.9-mJ pulse energy produced in a 400
mm^ 2 partitioned organic crystal by optical rectification of a 30-mJ laser pulse centered at …

Ultrahigh-power terahertz (THz) radiation sources are essential for many applications, for
example, THz-wave-based compact accelerators and THz control over matter. However, to …

We report, and review in detail, experiments resulting in a record 3.7% optical-to-terahertz
(THz) conversion efficiency by optical rectification (OR) in cryogenically cooled congruent …

High-field terahertz (THz) single-cycle pulses with 1.5 MV/cm are generated by optical<?
format?> rectification in the stilbazolium salt crystal 4-N, N-dimethylamino-4'-N'-methyl …

One of the current challenges in high-harmonic generation is to extend the harmonic cutoff
to increasingly high energies while maintaining or even increasing the efficiency of the high …

High-power terahertz (THz) radiation is fundamental to numerous applications in many
fields. Ultraintense laser-produced plasmas have attracted ever-increasing interest as a …

In this tutorial we discuss the macroscopic aspects of the extreme nonlinear frequency
conversion process of high-order harmonic generation. For most, this entails describing the …