Results 11 to 20 of about 3,298 (209)
Efficient photoconductive terahertz detection through photon trapping in plasmonic nanocavities
APL Photonics, 2021 We present a photoconductive terahertz detector that employs a plasmonic nanocavity to offer high-sensitivity and broadband operation when used in a terahertz time-domain spectroscopy system even at very low optical pump power levels.
N. T. Yardimci, D. Turan, M. Jarrahi
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New Antenna for Detecting Polarization States of Terahertz
Frontiers in Physics, 2022 The polarization measurement of terahertz (THz) waves is indispensable in THz time-domain spectroscopy (THz-TDS) applications to detect material properties.
Wei Shi +4 more
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Advances on terahertz single-pixel imaging
Frontiers in Physics, 2022 Single-pixel imaging is a novel imaging technique that can obtain image information through a single-pixel detector. It can effectively avoid the problem of lack of high-quality area array detectors in the terahertz band, and has attracted the attention ...
Qiao Hu +7 more
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Design of wideband terahertz pyroelectric detector based on metasurface [PDF]
Journal of Hebei University of Science and TechnologyIn order to solve the problems of low absorption efficiency and small frequency range of traditional terahertz (THz) detectors, a broadband terahertz metasurface pyroelectric detector was proposed by combining a dual metasurface absorption array ...
Ming ZHANG +6 more
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A Hard Example Mining Approach for Concealed Multi-Object Detection of Active Terahertz Image
Applied Sciences, 2021 Concealed objects detection in terahertz imaging is an urgent need for public security and counter-terrorism. So far, there is no public terahertz imaging dataset for the evaluation of objects detection algorithms.
Ling Li +3 more
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Real-time terahertz imaging with a single-pixel detector
Nature Communications, 2020 Terahertz imaging is promising in many applications, but still relies on complex equipment. Here, the authors develop a simplified solution that enables terahertz real-time imaging using a single-pixel detector and rapid reconstruction methods.
Rayko Ivanov Stantchev +3 more
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Resonant Polysilicon Antenna for Terahertz Detection
IEEE Photonics Journal, 2019 Resonant antennas have garnered considerable interest in terahertz and visible regimes owing to its extraordinary localized field concentration capability.
Ze Shen +5 more
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Enhancement of terahertz response in a microstructure-integrated-type-II Dirac semimetal
AIP 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
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Design of Terahertz Detection Antenna With Fractal Butterfly Structure
IEEE 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
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Ge-Core/a-Si-Shell Nanowire-Based Field-Effect Transistor for Sensitive Terahertz Detection
Photonics, 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
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