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 …

Spintronic terahertz (THz) emitters, consisting of ferromagnetic (FM)/non-magnetic (NM) thin
films, have demonstrated remarkable potential for use in THz time-domain spectroscopy and …

Extreme nonlinear interactions of THz electromagnetic fields with matter are the next frontier
in nonlinear optics. However, reaching this frontier in free space is limited by the existing …

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

Terahertz (THz) waves show great potential in nondestructive testing, biodetection and
cancer imaging. Despite recent progress in THz wave near-field probes/apertures enabling …

While the technology of microwave and infrared sources is quite mature and has been
widely used in our daily life for decades, sources that can work well across the terahertz …

Interest of the research in terahertz (THz) wave has been strongly motivated by its wide
applications in the fields of physics, chemistry, biology, and engineering. Develo** …

Strong terahertz (THz) electric and magnetic transients open up new horizons in science
and applications. We review the most promising way of achieving sub-cycle THz pulses with …

The nonlinear response of liquids in the terahertz regime has recently attracted significant
interest, even though very few measurements have been reported. Here, we report on our …

Conceived over 30 years ago, photoconductive (PC) emitters have proved essential in the
development and spread of terahertz technology. Since then, not only have they been used …