Results 11 to 20 of about 23,598 (330)

Progress in application of terahertz time-domain spectroscopy for pharmaceutical analyses

Frontiers in Bioengineering and Biotechnology, 2023
Terahertz time-domain spectroscopy is an analytical method using terahertz time-domain pulses to study the physical and chemical properties of substances.
Shuteng Huang, Hanxiu Deng, Xia Wei, Jiayu Zhang   +3 more
doaj   +2 more sources

Insights into a Mineral Resource Chlorite Mica Carbonate Schist by Terahertz Spectroscopy Technology [PDF]

Energies, 2022
Nowadays, the mineral resources formed by geological processes have been effectively utilized with the boom exploration of novel technologies. Traditional analytical methods, such as X-ray Fluorescence, X-ray diffraction, and Scanning electron microscopy,
Mei‐Hui Yang, Siqi Zhang, Haochong Huang, Yuanyuan Ma, Sibo Hao, Zili Zhang, Zhiyuan Zheng   +6 more
openalex   +2 more sources

Diabetes Chronicle Wound Analysis Using Terahertz Time Domain Spectroscopy and Imaging Technology [PDF]

International Journal of Optics and Photonic Engineering, 2019
Lin Ke, Hongwei Liu, Nan Zhang, Yang Wu, Keat Sng Ming, Soon Tan Nguan   +5 more
openaire   +2 more sources

Metal pattern-based planar sub-THz filter in coplanar waveguide on optically transparent substrate [PDF]

Scientific Reports
The sub-terahertz and terahertz frequency bands (0.1–10 THz) hold immense potential for revolutionizing diverse fields, ranging from advanced telecommunications to biomedical diagnostics and structural biology.
Jaroslav Havlíček, Daniel Havelka, Michal Cifra   +2 more
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Design and application of optical system based on terahertz spectroscopy technology

Journal of Applied Optics, 2022
LI Zhilei, LIU Haifeng, CHI Weiwei, ZHOU Limei, XIE Fang, LIU Yangyang   +5 more
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Time Domain Spectroscopy/Imaging and Wireless Data Transfer Technologies with Terahertz Wave

Physics and High Technology, 2010
Mun Cheol PAEK, Min Hwan KWAK, Sungil KIM, Seung Beom KANG, Hancheol RYU, Dong Suk JUN, Se Young JEONG, Kwang Yong KANG   +7 more
openaire   +2 more sources

A Novel Method for the Enhancement of Composite Materials’ Terahertz Image Using Unsharp Masking and Guided Filtering Technology

Frontiers in Physics, 2021
When terahertz imaging technology is used for the nondestructive testing of composite materials, the signal is often affected by the experimental environment and internal noise of the system, as well as the absorption and scattering effect of the tested ...
Zhilong Li, Jian Zuo, Yuanmeng Zhao, Zhongde Han, Zhihao Xu, Yunzhang Zhao, Chao Yang, Weidong Hu, Cunlin Zhang   +8 more
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Terahertz semiconductor laser chaos [PDF]

Nature Communications
In the terahertz (THz) range, due to the lack of effective THz light sources, chaos generation in THz semiconductor lasers, e.g., quantum cascade lasers (QCLs), is particularly challenging.
Binbin Liu, Carlo Silvestri, Kang Zhou, Xuhong Ma, Shumin Wu, Ziping Li, Wenjian Wan, Zhenzhen Zhang, Ying Zhang, Junsong Peng, Heping Zeng, Cheng Wang, Massimo Brambilla, Lorenzo Luigi Columbo, Hua Li   +14 more
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Metasurface-based terahertz wideband linear polarization converter

Results in Optics, 2023
We designed a linear polarization converter based on metasurface and simulated its functionality. It has a broad bandwidth and operates in the terahertz frequency range (0.4–1.2 THz).
Yuhan Zhao, Zeyu Hou, Bingxin Yan, Bo Su, Cunlin Zhang   +4 more
doaj   +1 more source

Theoretical Investigation on the Mechanism and Law of Broadband Terahertz Wave Detection Using Rydberg Quantum State

IEEE Photonics Journal, 2022
The bandwidth and sensitivity of traditional terahertz detection devices are limited by material properties and working temperature. Here, we proposed a four-level Rydberg atom detection method, which can realize real-time detection for the absolute ...
Yanchen Zhou, Ruijie Peng, Jinbiao Zhang, Linjie Zhang, Zhenfei Song, Zhigang Feng, Yan Peng   +6 more
doaj   +1 more source