Results 11 to 20 of about 6,307 (338)
Tamm-cavity terahertz detector [PDF]
Nature Communications, 2023 Efficiently fabricating a cavity that can achieve strong interactions between terahertz waves and matter would allow researchers to exploit the intrinsic properties due to the long wavelength in the terahertz waveband.
Xuecou Tu +21 more
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Fabrication of Graphene Nanomesh FET Terahertz Detector [PDF]
Micromachines, 2021 High sensitivity detection of terahertz waves can be achieved with a graphene nanomesh as grating to improve the coupling efficiency of the incident terahertz waves and using a graphene nanostructure energy gap to enhance the excitation of plasmon ...
Yuan Zhai +7 more
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A Terahertz Optomechanical Detector Based on Metasurface and Bi-Material Micro-Cantilevers [PDF]
Micromachines, 2022 Terahertz imaging technology has shown great potential in many fields. As the core component of terahertz imaging systems, terahertz detectors have received extensive attention.
Hailiang Zhu +6 more
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Recent Progress in the Development of Graphene Detector for Terahertz Detection [PDF]
Sensors, 2021 Terahertz waves are expected to be used in next-generation communications, detection, and other fields due to their unique characteristics. As a basic part of the terahertz application system, the terahertz detector plays a key role in terahertz ...
Jianlong Liu +9 more
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Homodyne Spectroscopy with Broadband Terahertz Power Detector Based on 90-nm Silicon CMOS Transistor [PDF]
Applied Sciences, 2021 Over the last two decades, photomixer-based continuous wave systems developed into versatile and practical tools for terahertz (THz) spectroscopy. The high responsivity to the THz field amplitude of photomixer-based systems is predetermined by the ...
Kęstutis Ikamas +2 more
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A flexible graphene terahertz detector [PDF]
Applied Physics Letters, 2017 We present a flexible terahertz (THz) detector based on a graphene field-effect transistor fabricated on a plastic substrate. At room temperature, this detector reveals voltage responsivity above 2 V/W and estimated noise equivalent power (NEP) below 3 nW/Hz at 487 GHz.
J Stake +2 more
exaly +5 more sources
Sensitive Room-Temperature Graphene Photothermoelectric Terahertz Detector Based on Asymmetric Antenna Coupling Structure [PDF]
Sensors, 2023 A highly sensitive room-temperature graphene photothermoelectric terahertz detector, with an efficient optical coupling structure of asymmetric logarithmic antenna, was fabricated by planar micro-nano processing technology and two-dimensional material ...
Liang Hong +5 more
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Molecular Junctions for Terahertz Switches and Detectors [PDF]
Nano Letters, 2023 Abstract Molecular electronics targets tiny devices exploiting the electronic properties of the molecular orbitals, which can be tailored and controlled by the chemical structure/conformation of the molecules. Many functional devices have been experimentally demonstrated; however, these devices were operated in the low frequency domain (mainly,
Hnid, Imen +9 more
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Terahertz Detectors based on graphene [PDF]
Journal of Physics: Conference Series, 2013 In this study we present magnetotransport an magnetooptical data obtained in the magnetic field range 0T < B < 7T at detectors patterned in Corbino geometry on epitaxial graphene wafer using a Ge detector. We observed the cyclotron resonance of charge carriers in these wafers by measurement of the transmission of THz wafes through the unpatterned
Gouider, Fathi +6 more
openaire +2 more sources
Compact and ultra-efficient broadband plasmonic terahertz field detector [PDF]
Nature Communications, 2019 Most efficient terahertz detection schemes rely on complex free space optics and require high-power lasers. Here, the authors report an integrated plasmonic terahertz detector on a silicon photonics platform, with 2.5 THz bandwidth and a 65 dB dynamical ...
Yannick Salamin +7 more
doaj +2 more sources