Results 1 to 10 of about 275,542 (299)
Regenerative terahertz quantum detectors [PDF]
APL Photonics, 2021 Because of the ultrafast and photon-driven nature of the transport in their active region, we demonstrate that quantum cascade lasers can be operated as resonantly amplified terahertz detectors with wide RF bandwidth.
Paolo Micheletti +5 more
doaj +5 more sources
Single Nanowire Terahertz Detectors
CLEO: 2015, 2015 Photoconductive terahertz detectors based on single GaAs/AlGaAs nanowire were designed, fabricated and incorporated into the pulsed time-domain technique, showing a promise for nanowires in terahertz applications such as near-field terahertz sensors or on-chip terahertz micro-spectrometers.
Nian Jiang +2 more
exaly +5 more sources
Terahertz Detectors Using Microelectromechanical System Resonators [PDF]
Sensors, 2023 The doubly clamped microelectromechanical system (MEMS) beam resonators exhibit extremely high sensitivity to tiny changes in the resonance frequency owing to their high quality (Q-) factors, even at room temperature.
Chao Li, Ya Zhang, Kazuhiko Hirakawa
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Sensitivity of Field-Effect Transistor-Based Terahertz Detectors [PDF]
Sensors, 2021 This paper presents an overview of the different methods used for sensitivity (i.e., responsivity and noise equivalent power) determination of state-of-the-art field-effect transistor-based THz detectors/sensors. We point out that the reported result may
Elham Javadi +5 more
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A Compact 380 GHz Zero-Bias Schottky Diode Detector for High-Sensitivity Radiometer Applications [PDF]
MicromachinesReliable terahertz radiometer receiver systems demand detectors that combine high sensitivity with structural robustness. This paper presents the design, fabrication, and characterization of a 380 GHz zero-bias detector based on an ACST Schottky diode ...
Huilin Tang, Yongsheng Deng, Dehai Zhang
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Recent Developments and Applications of Terahertz Spectroscopy in Food Analysis [PDF]
BiosensorsThe terahertz waves are electromagnetic waves with frequencies ranging from 0.1 to 10 THz, exhibiting characteristics of both microwave and infrared, including fingerprint characteristics, coherence, and safety.
Pengpeng Yu +5 more
doaj +2 more sources
Ultrasensitive photoelectric detection with room temperature extremum [PDF]
Light: Science & ApplicationsRoom-temperature photodetection holds pivotal significance in diverse applications such as sensing, imaging, telecommunications, and environmental remote sensing due to its simplicity, versatility, and indispensability. Although different kinds of photon
Tuntan Wu +8 more
doaj +2 more sources
A Terahertz Optomechanical Detector Based on Metasurface and Bi-Material Micro-Cantilevers
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
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
doaj +1 more source
The Application of Microplasma in the Terahertz Field: A Review
Applied Sciences, 2021 Terahertz functional devices are essential to the advanced applications of terahertz radiation in biology and medicine, nanomaterials, and wireless communications.
Yue Guo +4 more
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