# Browse Abstracts & Presentations - 2021 International Symposium on Molecular Spectroscopy by Issue Date

• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Nitromethane, the smallest organic-nitro compound, is commonly studied to model ignition and detonation of energetic materials. Using pump-probe femtosecond laser photoionization mass spectroscopy, coupled-cluster theory, ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Tobacco addiction plagues society and stems from the neuroactivity of nicotine, a natural compound that is abundant in tobacco leaves. Recent studies have determined that the protonation sites for nicotine are different ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Methane is present in the atmosphere of a large number of objects in the Solar system and beyond. Probing CH$_4$ in these environments using optical remote sensing relies on the availability of appropriate information ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The vapor-phase and Raman spectra of 3-cyclopenten-1-ol (3CPOL) and 3-cyclopenten-1-amine (3CPAM) have been recorded and analyzed. The spectra demonstrate the existence of six conformers for each molecule, two pairs of ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The title molecule 2,6-dimethylanisole (26DMA) is one of the six isomers of dimethylanisole systematically studied by microwave spectroscopy. The spectrum of 26DMA was recorded using a pulsed molecular jet Fourier transform ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Water plays a vital role in many biological processes like enzyme activity, protein folding-refolding and denaturation. Interfacial water has a significant effect on the protein’s internal structure and dynamics. It is ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The structure and dynamics of molecular liquids and their binary mixtures have been of interest for a long time. Azeotropes is a particular class of liquid mixture that boils at a constant temperature at a specific ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Doubly deuterated methanol CD$_2$HOH is a non-rigid molecule displaying internal rotation of its asymmetrical CD$_2$H methyl group. Like the isotopic species of methanol with a symmetrical CH$_3$ or CD$_3$ group, it ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Polarization spectroscopy (PS) is a nonlinear pump-probe technique that utilizes a change in the polarization of the probe beam, due to anisotropic Zeeman state populations created in the target molecule by the pump beam. ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The acoustic spectra of furfural were studied in the frequency range from 0.1 MHz to 150 MHz and at temperatures 303 - 333 K by the coaxial resonator method using two different cells to cover the whole frequency range. The ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Molecules excited by strong-field laser pulses evolve through coupled nuclear and electronic motion over ultrafast timescales. Even simple molecules demonstrate a variety of characteristic dynamics, including vibrations, ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The rotational spectra of 2-, 3-, and 4-cyanopyridine (\chem{C_6H_4N_2}) were recorded from 130 – 360 GHz, and an analysis of the ground vibrational state and two lowest-energy excited vibrational states for each isomer ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The molecular planarity of molecules that contain an alkyl group attached to a system with conjugated double bonds has posed a great challenge for both experiments and theory for a long time. This also holds true for the ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Technological innovation is a key driver in the field of molecular spectroscopy, and despite recent leaps forward with chirped-pulse spectroscopy, multiplication chains, dual-comb techniques, and mid-infrared lasers, there ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Complex organic molecules (COMs) show regularly very rich spectra, sometimes at a line density close to the confusion limit. The plethora of lines often originates from the presence of different conformers and/or low-lying ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Applying various action spectroscopic techniques in a 4~K cryogenic ion trap instrument, protonated methanimine, CH$_2$NH$_2^+$, has been investigated by high-resolution rovibrational and pure rotational spectroscopy for ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
We used our hybrid program\footnote{I. Kleiner and J. T. Hougen, J. Mol. Spectrosc., 368, 111255 (2020)} to fit an extended dataset consisting of almost 30000 rotational-torsionial-wagging transitions in the MW and FIR ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Biomolecules couple to their aqueous environment through a variety of noncovalent interactions. Local hydration structures at the surface of DNA and RNA are frequently determined by directed hydrogen bonds with water ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Searches have been conducted for various J=2-1 transitions of methanol at 3 mm in a sample of molecular clouds located 13-23.5 kpc from the Galactic Center, using the 12m telescope of the Arizona Radio Observatory (ARO). ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The cyanide and isocyanide (-\chem{CN} and -\chem{NC}) pairs of isomers have been used regularly to probe the physical conditions and history of interstellar sources and to improve the accuracy and predictive power of ...

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