Development of a standoff terahertz imaging system for concealed weapon detection
Sign Up to like & getrecommendations! Published in 2019 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.31688
Abstract: In this article, terahertz imaging system based on a single‐channel 360 GHz transceiver front‐end and optical‐machine scanning platform, is studied. The transmitting antenna is irradiated by a wide beam of a small aperture antenna to reduce… read more here.
Keywords: standoff terahertz; development standoff; terahertz imaging; imaging system ... See more keywords
Terahertz Imaging of Three-Dimensional Dehydrated Breast Cancer Tumors
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Infrared, Millimeter, and Terahertz Waves"
DOI: 10.1007/s10762-017-0377-y
Abstract: This work presents the application of terahertz imaging to three-dimensional formalin-fixed, paraffin-embedded human breast cancer tumors. The results demonstrate the capability of terahertz for in-depth scanning to produce cross section images without the need to… read more here.
Keywords: three dimensional; imaging three; cancer tumors; terahertz imaging ... See more keywords
Detection of fungal infections in chestnuts: a terahertz imaging-based approach
Sign Up to like & getrecommendations! Published in 2020 at "Food Control"
DOI: 10.1016/j.foodcont.2020.107700
Abstract: Abstract Nowadays, simple and non-destructive methods able to recognize pathogens in real time and in living tissues are still missing. This study has been designed to evaluate the presence of fungi (i.e. Gnomoniopsis spp.) in… read more here.
Keywords: detection fungal; terahertz imaging; fungal infections; imaging based ... See more keywords
Resolution Enhancement in Terahertz Imaging via Deconvolution
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Access"
DOI: 10.1109/access.2019.2917531
Abstract: Nowadays, terahertz (THz) imaging is quite promising in scientific and biomedical applications. However, the much longer wavelength degrades the resolution of obtained images compared with classical imaging at optical frequencies. Imaging is considered to be… read more here.
Keywords: enhancement terahertz; resolution; imaging via; terahertz imaging ... See more keywords
Terahertz 2-D Imaging Framework for Detection Based on Dual Clustering Methods
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3225032
Abstract: The widespread use of high-performance materials in various fields poses a challenge for detection methods of internal structures and defects. Terahertz (THz) imaging is a highly promising method for nondestructive testing (NDT) of specific materials.… read more here.
Keywords: thz imaging; terahertz imaging; proposed framework; framework ... See more keywords
Design and 3D printing of the Powell lens for sub-terahertz imaging.
Sign Up to like & getrecommendations! Published in 2023 at "Applied optics"
DOI: 10.1364/ao.486427
Abstract: The aim behind this work is to design and manufacture a beam shaping lens for active terahertz imaging systems that boosts their performance in terms of sensitivity and image quality. The proposed beam shaper is… read more here.
Keywords: beam; terahertz imaging; design; sub terahertz ... See more keywords
2D tomographic terahertz imaging using a single pixel detector.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.003353
Abstract: A 2D tomographic terahertz imaging set-up using a single pixel imaging approach is realized, where a liquid helium cooled bolometer is utilized as a bucket detector and a mercury-arc lamp serves as a broadband terahertz… read more here.
Keywords: tomographic terahertz; terahertz imaging; single pixel; using single ... See more keywords
Convolutional neural network model based on terahertz imaging for integrated circuit defect detections.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.384146
Abstract: Detection of integrated circuit (IC) defects is vital in IC manufacturing. Traditional defect detection methods have relied on scanning electron microscopy and X-ray imaging techniques that are time consuming and destructive. Hence, in this paper… read more here.
Keywords: network; integrated circuit; terahertz imaging; convolutional neural ... See more keywords
Passive terahertz imaging detectors based on antenna-coupled high-electron-mobility transistors.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.385042
Abstract: Aiming at the requirement of passive terahertz imaging, we report a high-sensitivity terahertz detector based on an antenna-coupled AlGaN/GaN high-electron-mobility transistor (HEMT) at 77 K without using low-noise terahertz amplifier. The measured optical noise-equivalent power… read more here.
Keywords: based antenna; terahertz imaging; high electron; passive terahertz ... See more keywords
An Overview of Terahertz Imaging with Resonant Tunneling Diodes
Sign Up to like & getrecommendations! Published in 2022 at "Applied Sciences"
DOI: 10.3390/app12083822
Abstract: Terahertz (THz) imaging is a rapidly growing application motivated by industrial demands including harmless (non-ionizing) security imaging, multilayer paint quality control within the automotive industry, insulating foam non-invasive testing in aerospace, and biomedical diagnostics. One… read more here.
Keywords: tunneling diodes; resonant tunneling; thz; imaging resonant ... See more keywords
Artificial Intelligence-Assisted Terahertz Imaging for Rapid and Label-Free Identification of Efficient Light Formula in Laser Therapy
Sign Up to like & getrecommendations! Published in 2022 at "Biosensors"
DOI: 10.3390/bios12100826
Abstract: Photodynamic therapy (PDT) is considered a promising noninvasive therapeutic strategy in biomedicine, especially by utilizing low-level laser therapy (LLLT) in visible and near-infrared spectra to trigger biological responses. The major challenge of PDT in applications… read more here.
Keywords: label free; identification; terahertz imaging; rapid label ... See more keywords