Results 11 to 20 of about 17,587,514 (208)

Coal-rock interface recognition based on terahertz time-domain spectroscopy

open access: yesGong-kuang zidonghua, 2017
In order to study feasibility of coal-rock interface recognition based on terahertz time-domain spectroscopy, some experiments were taken out by using terahertz time-domain spectroscopy, which used gas coal and sandstone powder tablet as samples.
WANG Xin   +3 more
doaj   +2 more sources

Accurate determination of terahertz optical constants by vector network analyzer of Fabry-Perot response [PDF]

open access: yes, 2013
This paper was published in Optics Letters and is made available as an electronic reprint with the permission of OSA. The paper can be found at the following URL on the OSA website: http://dx.doi.org/10.1364/OL.38.005438.
Wang, X   +4 more
core   +5 more sources

Measuring solute concentration with terahertz time-domain spectroscopy in single and multiphase systems [PDF]

open access: yes, 2021
A versatile setup based on a microfluidics platform allows investigation of liquid samples at various temperatures with terahertz time-domain spectroscopy.
J. Axel, Zeitler   +3 more
core   +1 more source

Flow cell to study crystallisation processes in-situ using terahertz time-domain spectroscopy [PDF]

open access: yes, 2021
A versatile setup based on terahertz time-domain spectroscopy was developed to monitor the process of crystallisation and characterise the structure of the crystals as well as the dynamics of the solvent in situ.
Axel, Zeitler   +3 more
core   +1 more source

Terahertz Time-Domain Spectroscopy [PDF]

open access: yes, 2019
Terahertz Time-Domain Spectroscopy (THz TDS) has attracted attention from many scientific disciplines as it enables accessing the gap between electronic and optical techniques. One application is to probe spintronic dynamics in sub-picosecond time scale.
Jeon, K-R   +7 more
core   +4 more sources

Terahertz Portable Handheld Spectral Reflection (PHASR) Scanner

open access: yesIEEE Access, 2020
We report on the development and characterization of a handheld terahertz (THz) time-domain spectroscopic scanner for broadband imaging between approximately 0.25 and 1.25 THz.
Zachery B. Harris   +2 more
doaj   +1 more source

Application of terahertz spectroscopy to the characterization of biological samples using birefringence silicon grating [PDF]

open access: yes, 2012
We present a device and method for performing vector transmission spectroscopy on biological specimens at terahertz (THz) frequencies. The device consists of artificial dielectric birefringence obtained from silicon microfluidic grating structures. The
Saha, S.C.   +3 more
core   +1 more source

Identification of Rice Varieties Based on Terahertz Time Domain Spectroscopy

open access: yesShipin gongye ke-ji, 2022
In order to achieve accurate identification of rice varieties, a rice variety identification method based on terahertz time-domain spectroscopy (THz-TDS) technology was proposed.
Qian WANG   +4 more
doaj   +1 more source

Multiple Photoconductive Antennas Terahertz Power Synthesis Technology Based on Time-Domain Waveform Consistency

open access: yesIEEE Photonics Journal, 2017
In order to increase the terahertz output power of the photoconductive antenna, a new multiple terahertz power synthesis technology based on terahertz time domain spectroscopy waveform consistency is proposed. The dipole photoconductive antenna with 500-&
Hu Deng   +3 more
doaj   +1 more source

Terahertz spectroscopy and imaging for gastric cancer diagnosis

open access: yesJournal of Spectral Imaging, 2020
Terahertz waves are sensitive to differences in biological tissue hydration, we present promising results regarding the feasibility of applying this with terahertz time-domain spectroscopy and imaging for early detection of cancer through the ...
Faustino Wahaia   +5 more
doaj   +1 more source

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