Results 281 to 290 of about 23,598 (330)

Detection of Furfural Content in Insulating Oil Based on Terahertz Time-Domain Spectroscopy

2025 IEEE 3rd International Conference on Power Science and Technology (ICPST)
The detection of furfural in transformer insulating oil is a core method for assessing the aging state of oil-paper insulation. Furfural, as a key marker of cellulose insulation degradation, can indirectly reflect the remaining life of the transformer ...
Jiayu Cheng, Xiong Liu, Yuanxiang Zhou, Qian Wang, Binyang Zou, Guiming Jiang   +5 more
semanticscholar   +1 more source

A Telecentric Offset Reflective Imaging System (TORIS) for Terahertz Imaging and Spectroscopy

IEEE Transactions on Terahertz Science and Technology
Terahertz (THz) imaging has emerged as a promising technology in medical diagnostics, thanks to nonionizing radiation and the high sensitivity of THz waves to water content.
Pouyan Rezapoor, A. Tamminen, J. Ala-Laurinaho, Dan Ruan, Z. Taylor   +4 more
semanticscholar   +1 more source

Identification of Chinese materia medica by terahertz time-domain spectroscopy (THz-TDS)

Journal of Nuclear Science and Technology
With the continuous evolution of the Chinese materia medica (CMM) industry, the demand for Chinese materia medica has been increasing significantly. However, the proliferation of unethical traders employing tactics such as substandard herbal medicines ...
Shuyan Peng, Yan Peng, Jian Yang, Xingliang Xiong, Liping Wan, Weiwei Liu, Shengkun Wei, Guoyong Zhang, Yin Shen, Ming Ai   +9 more
semanticscholar   +1 more source

Structural Investigation of Cocrystal Formed Between Theophylline and Nicotinamide Based on Terahertz and Raman Spectroscopy

IEEE Transactions on Terahertz Science and Technology
Pharmaceutical cocrystals present a promising avenue for enhancing the physicochemical properties of active pharmaceutical ingredients by modifying intermolecular interactions among raw materials.
Binyi Qin, Jie Qiu, Ruizhao Yang, Yongjin Gan, Hesen Zhong, Qitao Liao, Shaolin Lu, Yun Li   +7 more
semanticscholar   +1 more source

Terahertz Nonlinear Spectroscopy of Liquid Water

IEEE Transactions on Terahertz Science and Technology
Recently, the classical Z-scan technique is considered feasible for the nonlinear measurement of liquid water in the low-frequency terahertz (THz) band.
Hang Zhao, Yong Tan, Yuejin Zhao, Ming Liu, Liangliang Zhang   +4 more
semanticscholar   +1 more source

Terahertz Gas Spectroscopy Applied to Medicine and Metrology

IEEE Transactions on Terahertz Science and Technology
The characteristics of the terahertz (THz) frequency range are very favorable for gas spectroscopy due to the presence of rotational fingerprint spectra of many molecules. Since advanced silicon-based technology can offer a cost-efficient access to these
N. Rothbart, Alexandra Glück, H. Hübers   +2 more
semanticscholar   +1 more source

A comparative study on the performance of terahertz, near-infrared, and hyperspectral spectroscopy for wood identification

Wood Material Science & Engineering
Wood species identification is of paramount significance in wood products manufacturing and applications. In contrast to traditional wood identification methods, spectroscopy-based technology offers a rapid, cost-effective, and efficient alternative ...
Yuan Wang, Yihao He, Ren-He Qu, Stavros Avramidis   +3 more
semanticscholar   +1 more source

Detection of Moisture Content of Silicon Oil in High Voltage Cable Terminal based on Terahertz Time-Domain Spectroscopy

2024 4th Power System and Green Energy Conference (PSGEC)
The water content detection of cable silicone oil is an important means to study the insulation status of the oil-filled terminals of high-voltage cables, and the insulating property of silicone oil decreases dramatically when the water content is too ...
Zhaoyun Huang, XuMin Tang, Gang Xiong, Yunsong Qiao, Haiyan Zhang, Gang Wei   +5 more
semanticscholar   +1 more source

Breathalyzer-based Prompt Screening and Diagnosis of Respiratory Diseases using Metamaterial Based Terahertz Impedance Spectroscopy of Viruses

International Conference on Infrared, Millimeter, and Terahertz Waves
We present breathalyzer-based prompt screening technology that can detect and screen multiple respiratory diseases using exhaled breath of a patient, collected on an LC resonant metasurface, demonstrating a spectral red-shift (ΔF).
R. Sengupta, H. Khand, G. Sarusi
semanticscholar   +1 more source

Unlocking Terahertz technology with machine learning: A comprehensive review

Journal of Applied Physics
Terahertz (THz) technology has proven to be a powerful tool for investigating a wide range of physical, chemical, and biological phenomena, as extensively demonstrated by years of research and innovation.
I. Cacciari, A. Ranfagni
semanticscholar   +1 more source