Monolayer Graphene Terahertz Detector Integrated with Artificial Microstructure [PDF]
Sensors, 2023 Graphene, known for its high carrier mobility and broad spectral response range, has proven to be a promising material in photodetection applications. However, its high dark current has limited its application as a high-sensitivity photodetector at room ...
Mengjie Jiang +6 more
doaj +3 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
doaj +4 more sources
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
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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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State-of-the-Art Room Temperature Operable Zero-Bias Schottky Diode-Based Terahertz Detector Up to 5.56 THz [PDF]
Sensors (Basel), 2023 We present the characterization of a Zero-bias Schottky diode-based Terahertz (THz) detector up to 5.56 THz. The detector was operated with both a table-top system until 1.2 THz and at a Free-Electron Laser (FEL) facility at singular frequencies from 1.9
R. Yadav +6 more
semanticscholar +2 more sources
A Terahertz Detector Based on Double-Channel GaN/AlGaN High Electronic Mobility Transistor [PDF]
Materials (Basel), 2021 A double-channel (DC) GaN/AlGaN high-electron-mobility transistor (HEMT) as a terahertz (THz) detector at 315 GHz frequency is proposed and fabricated in this paper.
Qing-Zhi Meng +5 more
semanticscholar +2 more sources
Large Area Flexible Thin Layer Terahertz Detector
Advanced Electronic Materials, 2023 Due to the low photon energy in the relevant frequency band, fewer materials can directly excite carriers, and an extreme lack of high‐performance, large‐area detectors, limit the promotion, and development of 6G technology.
Qi Song +9 more
doaj +2 more sources
Differential CMOS Sub-Terahertz Detector with Subthreshold Amplifier [PDF]
Sensors (Basel), 2017 We propose a differential-type complementary metal-oxide-semiconductor (CMOS) sub-terahertz (THz) detector with a subthreshold preamplifier. The proposed detector improves the voltage responsivity and effective signal-to-noise ratio (SNR) using the ...
Jong-Ryul Yang +2 more
semanticscholar +2 more sources
Plasmonics-enhanced photoconductive terahertz detector pumped by Ytterbium-doped fiber laser
Optics Express, 2020 We present a photoconductive terahertz detector operating at the 1 µm wavelength range at which high-power and compact Ytterbium-doped femtosecond fiber lasers are available.
Mona Jarrahi +2 more
exaly +2 more sources
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
doaj +2 more sources