Results 241 to 250 of about 893,299 (282)

High Performance of Room-Temperature NbSe2 Terahertz Photoelectric Detector.

ACS Applied Materials and Interfaces, 2022
Photoelectric detection is developing rapidly from ultraviolet to infrared band. However, terahertz (THz) photodetection approaches is constrained by the bandgap, dark current, and absorption ability.
Jingbo Li, Wanli Ma, Lin-zhen Jiang, N. Yao, Jie Deng, Qinxi Qiu, Yi Shi, Wei Zhou, Zhiming Huang   +8 more
semanticscholar   +1 more source

3-D Bowtie Microarray Terahertz Detector Enhanced by Laser Excitation

IEEE Sensors Journal
In order to enhance the detection capabilities of large-area detectors operating at room temperature, particularly in terms of response time and sensitivity parameters, we have developed an innovative terahertz detector featuring bowtie arrays based on ...
Hongyi Lin, Zichen Zhang, Dong Sun, Jianjian Ruan, Bingyuan Zhang, Qi Song   +5 more
semanticscholar   +1 more source

Magnet-Enhanced Droplet-Shaped Frequency Selective Terahertz Detector for 6G Technology

IEEE Sensors Journal
Metasurfaces integrated with high-performance films exhibit unique optoelectronic properties and hold great potential for applications in terahertz detection. Achieving high responsivity, sensitivity, and frequency-selective detection all at once remains
Zhongze Peng, Min Zhang, Feilong Gao, Shaodong Hou, Bingyuan Zhang, Qi Song   +5 more
semanticscholar   +1 more source

A Multiband Terahertz Detector in 65-nm CMOS for Spectroscopic Imaging

IEEE Transactions on Terahertz Science and Technology
This article proposes a low-area multiband terahertz (THz) detector structure for spectroscopic imaging, which consists of several narrow-band THz detectors with different detection frequencies.
Zhaoyang Liu, F. Qi, Yelong Wang, Pengxiang Liu, Weifan Li   +4 more
semanticscholar   +1 more source

A high-responsivity and broadband photoconductive terahertz detector based on a plasmonic nanocavity

Applied Physics Letters, 2018
We present a photoconductive terahertz detector to be used in terahertz time-domain imaging and spectroscopy systems without utilizing a short-carrier lifetime semiconductor for the photoconductive active region.
N. Yardimci, D. Turan, S. Cakmakyapan, M. Jarrahi   +3 more
semanticscholar   +1 more source

Terahertz sources and detectors

SPIE Proceedings, 2005
Through the support of the US Army Research Office we are developing terahertz sources and detectors suitable for use in the spectroscopy of chemical and biological materials as well as for use in imaging systems to detect concealed weapons. Our technology relies on nonlinear diodes to translate the functionality achieved at microwave frequencies to ...
Thomas W. Crowe, David W. Porterfield, Jeffrey L. Hesler, William L. Bishop, David S. Kurtz, Kai Hui   +5 more
openaire   +1 more source

Terahertz Sources and Detectors

2012
This chapter describes techniques and systems regarding terahertz sources and detectors, mainly reviewing basic concepts and principles to help understand THz imaging instruments. The terahertz technologies outlined in this chapter provide background knowledge to the experimental work on the identification and reconstruction of terahertz spectroscopic ...
Xiaoxia Yin, Brian W.-H. Ng, Derek Abbott   +2 more
openaire   +1 more source

Strain-Induced InGaAs-Based Photoconductive Terahertz Antenna Detector

IEEE Transactions on Terahertz Science and Technology, 2021
We report on a terahertz (THz) detector based on a photoconductive antenna (PCA) utilizing an artificially strained undoped InGaAs/InAlAs superlattice (SL).
D. Lavrukhin, A. Yachmenev, Y. Goncharov, K. Zaytsev, R. Khabibullin, A. Buryakov, E. Mishina, D. Ponomarev   +7 more
semanticscholar   +1 more source

Terahertz Detectors

2022
Antoni Rogalski, Zbigniew Bielecki
openaire   +1 more source

Fundamentals of Terahertz Detectors

2023
Jun Luo, Dong Wei, Xinyu Zhang
openaire   +1 more source