Results 31 to 40 of about 48,397 (306)

Machine Learning Techniques for THz Imaging and Time-Domain Spectroscopy

open access: yesSensors, 2021
Terahertz imaging and time-domain spectroscopy have been widely used to characterize the properties of test samples in various biomedical and engineering fields.
Hochong Park, Joo-Hiuk Son
doaj   +1 more source

Broadband Super-Resolution Terahertz Time-Domain Spectroscopy Applied to Gas Analysis [PDF]

open access: yesIEEE Transactions on Terahertz Science and Technology, 2021
Commercially available terahertz (THz) time-domain spectroscopy (THz-TDS) apparatus is used in multiple application fields from material science to biology and even in the industry to measure the thickness of paint layers.
S. Eliet   +4 more
semanticscholar   +1 more source

Time-domain terahertz spectroscopy in high magnetic fields [PDF]

open access: yesFrontiers of Optoelectronics, 2020
There are a variety of elementary and collective terahertz-frequency excitations in condensed matter whose magnetic field dependence contains significant insight into the states and dynamics of the electrons involved. Often, determining the frequency, temperature, and magnetic field dependence of the optical conductivity tensor, especially in high ...
Baydin, Andrey   +3 more
openaire   +4 more sources

Nonlinear two-dimensional terahertz photon echo and rotational spectroscopy in the gas phase [PDF]

open access: yes, 2016
Ultrafast two-dimensional spectroscopy utilizes correlated multiple light-matter interactions for retrieving dynamic features that may otherwise be hidden under the linear spectrum.
Fleischer, Sharly   +5 more
core   +2 more sources

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   +1 more source

Nondestructive Evaluation of Thermal Barrier Coatings Thickness Using Terahertz Time-Domain Spectroscopy Combined with Hybrid Machine Learning Approaches

open access: yesCoatings, 2022
To ensure the thermal stability of aero-engine blades under high temperature and harsh service environments, it is necessary to quickly and accurately evaluate the thickness of thermal barrier coatings (TBCs).
Rui Li   +8 more
semanticscholar   +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

STUDY OF OPTICAL PROPERTIES AND SPECTRAL CHARACTERISTICS OF BRAIN GLIOBLASTOMA AND LUNG ADENOCARCINOMA [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2018
Subject of Research. The paper presents qualitative analysis of terahertz time-domain spectroscopy application for cancer diagnosis by measurement of the optical properties and spectral characteristics of cancer cells.
Grigorev R.O.   +3 more
doaj   +1 more source

Direct measurement of molecular mobility and crystallisation of amorphous pharmaceuticals using terahertz spectroscopy. [PDF]

open access: yes, 2016
Despite much effort in the area, no comprehensive understanding of the formation and behaviour of amorphous solids has yet been achieved. This severely limits the industrial application of such materials, including drug delivery where, in principle ...

core   +2 more sources

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