May 21, 2020 · Here, by optimizing the modulation geometry and post-processing algorithms, we demonstrate the acquisition of a THz-video (32 × 32 pixels at 6 frames-per-second), shown in real-time, using a...

Terahertz tomography is a class of tomography where sectional imaging is done by terahertz radiation. Terahertz radiation is electromagnetic radiation with a frequency between 0.1 and 10 THz; it falls between radio waves and light waves on the spectrum; it encompasses portions of the millimeter waves and infrared wavelengths.

Sep 15, 2023 · We introduce and compare different types of hardware enabling frequency-domain and time-domain imaging using various thermal, photon, and field image sensor arrays.

TSID (Terahertz Science Imaging Database) is open science, free to redistribute imaging database of THz measurements. It enables more collaboration activities between THz labs and data processing teams.

Terahertz (THz) imaging has emerged as a potential technique for concealed object detection due to its ability to penetrate a variety of materials and deliver detailed pictures while emitting no ionizing radiation.

Jan 4, 2023 · Terahertz (THz) imaging is a non-invasive and high spatial-resolution technique that uses non-ionizing electromagnetic signals in a frequency range of 0.1–10 THz. Hence, this article focuses on diverse THz imaging techniques, THz antennas and designing methods, image reconstruction algorithms, and its applications.

Nov 7, 2016 · Here, we report THz-to-optical conversion using a gas of highly excited Rydberg atoms. By collecting THz-induced optical fluorescence we demonstrate a real-time image of a THz standing wave...

Sep 22, 2021 · THz image processing deals with the interaction of matters in the sub-millimetre wavelength band (ca. 300 GHz to 3 THz) of a distinct electromagnetic spectrum indistinguishable from the other spectroscopic techniques.

May 24, 2022 · Terahertz Science Database (TSD) is an open initiative to allow Terahertz Community to share raw data, measurements, images, and more widely terahertz resources, in order to promote multidisciplinary fruitful collaborations.

Mar 8, 2025 · THz imaging technology combines the common advantages of spectroscopy and imaging, which can not only measure the morphology of substances, but also analyze the THz spectral response characteristics of substances through digital signal processing and spectral analysis methods.

Jun 1, 2023 · Pulsed terahertz (THz) electric fields enable various coherent THz imaging modes, such as reflection tomography, spectral imaging, and computed tomography (CT) for nondestructive inspection, quality control, and material characterization.

Jan 1, 2020 · THz imaging is now an emerging technology in the area of biological and medical applications, including cancer diagnosis. It can effectively detect the margin of the cancerous cell because THz radiation is very absorptive to water content.

3 days ago · AI-enhanced THz imaging and spectroscopy: Machine learning and AI can enhance the interpretation of complex THz data, improving accuracy in medical diagnostics, material characterization, and threat detection. AI-based image processing could help automate the analysis of THz images, identifying patterns and anomalies more precisely .

Jan 7, 2022 · Terahertz (THz) medical imaging has been widely explored in vitro and in vivo, and has demonstrated the potential to be a unique tool to complement existing medical imaging methods. A fundamental limitation for THz medical imaging in vivo is …

Abstract: The paper introduces a new terahertz (THz) image benchmarking dataset for THz imaging. The degradation of THz image quality is one of the main problems caused by system noise, intrinsic long-wavelength, and diffraction phenomena.

Jan 1, 2022 · THz image processing deals with the interaction of matters in the sub-millimetre wavelength band (ca. 300 GHz to 3 THz) of a distinct electromagnetic spectrum indistinguishable from the other...

6 days ago · Heterostructures have promising applications in photonics and optoelectronics, mainly due to their high electron mobility and broadband photoresponse covering visible, infrared, and terahertz (THz) ranges. However, it is challenging to detect heterostructures in high definition with conventional THz techniques. Here we demonstrate a THz nanoscopic imaging method which is capable of resolving ...

Mar 28, 2022 · Hamamatsu Photonics has been doing collaborative research with the Technical University of Denmark to develop photoelectric conversion technology utilizing small antenna elements (metamaterial antennas) that convert terahertz waves into electrons.

Terahertz (THz) waves possess great properties such as ultra-large bandwidth, good penetration, strong reflectivity to metallic materials, and low photon energy, making them widely applicable in fields such as optical communication, optical networks, and optical imaging. Therefore, THz optical imaging, as a novel non-destructive testing technology, demonstrates significant application value in ...

Nov 1, 2024 · Terahertz (THz) imaging is essential for non-contact and non-destructive testing due to its ability to penetrate numerous materials. Typically, the sample is raster-scanned through the beam waist of a confocal optical setup to generate an image in …