Many exciting terahertz imaging applications, such as non-destructive evaluation,
biomedical diagnosis, and security screening, have been historically limited in practical …

Modern cameras typically use an array of millions of detector pixels to capture images. By
contrast, single-pixel cameras use a sequence of mask patterns to filter the scene along with …

Spatial light modulators (SLM), capable of dynamically and spatially manipulating
electromagnetic waves, have reshaped modern life in projection display and remote …

Terahertz (THz) radiation is poised to have an essential role in many imaging applications,
from industrial inspections to medical diagnosis. However, commercialization is prevented …

The birth of terahertz imaging approximately coincides with the birth of the journal Optics
Express. The 20^ th anniversary of the journal is therefore an opportune moment to consider …

Terahertz (THz) science and technology have greatly progressed over the past two decades
to a point where the THz region of the electromagnetic spectrum is now a mature research …

Single-pixel imaging (SPI) has emerged as a powerful technique that uses coded wide-field
illumination with sampling by a single-point detector. Most SPI systems are limited by the …

Terahertz (THz) technology has experienced rapid development in the past two decades.
Growing numbers of interdisciplinary applications are emerging, including materials …

Ghost imaging, based on single-pixel detection and multiple pattern illumination, is a crucial
investigative tool in difficult-to-access wavelength regions. In the terahertz domain, where …

Terahertz modulators play a critical role in high-speed wireless communication, non-
destructive imaging, and so on, which have attracted a large amount of research interest …