Results 1 to 10 of about 14,830 (240)

Coherent two-dimensional terahertz-terahertz-Raman spectroscopy [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2016
Significance The thermally populated motions of liquids, including hydrogen bonds, low-energy bending vibrations, conformational torsions, and hindered rotations, are resonant in the terahertz region of the spectrum. These motions regulate solvation, macromolecular structure, and vibrational energy flow in liquid-phase chemistry.
Ralph Welsch   +2 more
exaly   +4 more sources

Terahertz spectroscopy: The renaissance of far infrared spectroscopy

open access: yesJournal of Molecular Structure, 2010
This article does not attempt to offer an exhaustive assessment of the current status of terahertz technology, nor does it endeavour to cover all the anticipated applications of terahertz science, rather it is an attempt to raise the awareness of this tool among those molecular spectroscopists who may not yet have considered the emerging opportunities ...
Mantsch, Henry H., Naumann, Dieter
exaly   +3 more sources

Terahertz Spectroscopy of Tetrameric Peptides [PDF]

open access: yesThe Journal of Physical Chemistry Letters, 2019
Determining the sequence and structure of peptides is crucial for understanding their structure-property relationships. Among many techniques, structures are typically elucidated using nuclear magnetic resonance spectroscopy and single crystal X-ray diffraction measurements.
Jens Neu   +7 more
openaire   +4 more sources

Analytical Terahertz Spectroscopy

open access: yesAnalytical Sciences, 2008
Recent progress in analytical terahertz (THz) spectroscopy is reviewed with illustrative examples showing that it is an effective method for detecting and identifying intermolecular interactions in chemical compounds, such as hydrogen bonds. The unique and characteristic properties of THz waves, their significance to both science and industry, and the ...
UENO, Yuko, AJITO, Katsuhiro
openaire   +3 more sources

Terahertz spectroscopy for art conservation

open access: yesIEICE Electronics Express, 2007
Terahertz spectroscopy has rapidly progressed, and is being applied to various research fields as a new non-invasive examination method. Scientific analysis is important for the conservation of art, as it can help to reveal the history of a work and to determine the proper materials for its restoration.
Kaori Fukunaga   +3 more
openaire   +2 more sources

Terahertz Rotational Spectroscopy [PDF]

open access: yesProceedings of the International Astronomical Union, 2005
The detection of interstellar molecules relies on the precise knowledge of spectral line positions from laboratory measurements. Technical developments of recent years have led to an extension of the accessible spectral range towards shorter wavelengths. New telescopes like SOFIA, the HIFI instrument aboard the Herschel satellite, and ALMA will be used
T. F. Giesen   +6 more
openaire   +1 more source

Terahertz Spectroscopy and Imaging [PDF]

open access: yes, 2013
Transmission, reflection, refraction and scattering of Terahertz radiation.- Optical constants and dispersion relations in THz spectroscopy.- Scattering effects.- Converging Terahertz beam vs. plane wave.- Signal Processing - Wavelet Transform.- Signal Processing - Fractional Fourier transformation and spectrogram in signal processing of Terahertz ...
openaire   +1 more source

Gapless superconductivity in Nb thin films probed by terahertz spectroscopy. [PDF]

open access: yesNat Commun, 2023
Lee JE   +7 more
europepmc   +1 more source

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