Results 51 to 60 of about 6,307 (338)

Enhancement of terahertz response in a microstructure-integrated-type-II Dirac semimetal

open access: yesAIP Advances, 2023
Terahertz detection technology has been confronted with formidable impediments, notably the paucity of sensitivity and operating temperature for photodetectors based on traditional bulk materials. In an attempt to surmount the difficulties, we propose an
Xuyang Lv   +11 more
doaj   +1 more source

Design of Terahertz Detection Antenna With Fractal Butterfly Structure

open access: yesIEEE Access, 2021
Terahertz (THz) technology can be widely used in radar, remote sensing, homeland security and counter-terrorism, high-secret data communication and transmission, atmospheric and environmental monitoring, real-time biological information extraction, and ...
Yi Shi   +4 more
doaj   +1 more source

MILLIMETER AND TERAHERTZ RADIATION DETECTOR

open access: yesVestnik SSUGT (Siberian State University of Geosystems and Technologies), 2021
The aim of this work is an analytical review of terahertz and millimeter-wave radiation receivers. Classification of terahertz radiation receivers and their comparative characteristics are made. Various aspects of the application of terahertz radiation, as well as the main types and types of receivers of this radiation, are considered in this paper ...
Igor V. Minin, Oleg V. Minin
openaire   +1 more source

A High-Sensitivity AlGaN/GaN HEMT Terahertz Detector with Integrated Broadband Bow-Tie Antenna [PDF]

open access: yes, 2022
S.430-444Many emerging applications in the terahertz (THz)frequency range demand highly sensitive, broadband detectorsfor room-temperature operation. Field-effect transistors with in-tegrated antennas for THz detection (TeraFETs) have proven tomeet these
Heinrich, Wolfgang   +10 more
core   +1 more source

Ge-Core/a-Si-Shell Nanowire-Based Field-Effect Transistor for Sensitive Terahertz Detection

open access: yesPhotonics, 2018
Although terahertz technology has demonstrated strong potential for various applications, detectors operating in the terahertz region are yet to be fully established.
Xiangying Deng   +2 more
doaj   +1 more source

A Monolithic Visible, Infrared and Terahertz 2D Detector [PDF]

open access: yes, 2010
A monolithic multispectral detector for imaging in the visible (VIS), infrared (IR) and terahertz (THz) ranges has been designed for operation at room temperature.
J. Meilhan   +9 more
core   +1 more source

A Scientometric Analysis of Global Terahertz Research by Web of Science Data

open access: yesIEEE Access, 2020
Terahertz is a high-tech technology that has been developed rapidly in recent years. Relevant research has been extensively carried out in physics, chemistry, communication, biology, agricultural food safety testing, industrial non-destructive testing ...
Bin Li, Kai Hu, Yin Shen
doaj   +1 more source

Terahertz Imaging Using a Monolithic Metamaterial Based Detector [PDF]

open access: yes, 2014
A terahertz detector composed of a metamaterial absorber and micro-bolometer sensor integrated in a standard CMOS process is presented. The prototype demonstrates an innovative, uncooled, low cost, compact terahertz detector that is readily scaleable to ...
Grant, James   +5 more
core   +1 more source

Terahertz Digital Holographic Imaging of Voids Within Visibly Opaque Dielectrics [PDF]

open access: yes, 2014
Terahertz digital off-axis holography (THzDH) has been demonstrated as a non-destructive tool for imaging voids within visually opaque dielectrics. Using a raster scanning heterodyne detector, the imager captures lensless transmission holograms formed by
Ng, WR   +4 more
core   +1 more source

Improved SSD network for fast concealed object detection and recognition in passive terahertz security images

open access: yesScientific Reports, 2022
With the strengthening of global anti-terrorist measures, it is increasingly important to conduct security checks in public places to detect concealed objects carried by the human body. Research in recent years has shown that deep learning is helpful for
Lu Cheng   +4 more
doaj   +1 more source

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