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

• (International Symposium on Molecular Spectroscopy, 2021-06-24)
Considering the great potential for investigations of $T,P$-violating effects on HfF$^+$ ions [1], it was proposed in Ref. [2] to use $^{177}$Hf$^{19}$F$^+$ and $^{179}$Hf$^{19}$F$^+$ ions to measure nuclear magnetic ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-24)
The fact that the universe is made entirely out of matter, and contains no free anti-matter, has no physical explanation. The unknown process that created matter in the universe must violate a number of fundamental ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Methacrylonitrile is believed to be an astrochemically relevant molecule due to the detection of acrylonitrile (\chem{C_3H_3N}) in Saturn’s moon, Titan, and in the interstellar medium. We synthesized methacrylonitrile via ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Thiophene (\chem{C_4H_4S}, $\textit{C}_{2v}$ symmetry, $\mu_a$ = 0.55 D) is the sulfur analog of furan. With the intent of improving its gas-phase structure determination, its rotational spectrum was collected from 8 – ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-24)
Isoprene (C$_{5}$H$_{8}$) is an important molecular target in trace gas sensing due to its presence in Earth's atmosphere and human breath. Isoprene is the most abundant of the so-called biogenic volatile organic compounds ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
\begin{wrapfigure}{l}{0pt} \includegraphics[scale=0.28]{Illustrative_Spectra_1000K_Square.eps} \end{wrapfigure} An infrared absorption cross-section database for gas-phase molecules at high-temperatures and high-pressures ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-23)
In 1969 A. F. Andreev and I. M. Lifshitz radically changed the way we think about diffusion in cryocrystals by predicting that at sufficiently low temperatures the probability of exchange tunneling of neighboring particles ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-23)
Chlorine oxides, namely chlorine monoxide (ClO) and its head-to-tail dimer (ClOOCl), are thought to be important participants in the catalytic destruction of ozone in the Antarctic polar vortex. Chlorine peroxide photolysis ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-23)
As the most abundant atmospheric hydrocarbon and potent greenhouse gas, methane plays a major role in the chemistry of Earth’s atmosphere. The study of kinetic isotope effects (KIEs) for H–D and $^{12}$C–$^{13}$C substitutions ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Determining the mechanism by which Cytochrome P450s (P450s) can catalyze oxidation reactions of substrates with differing specificity and regioselectivity is crucial for aiding drug development and understanding drug ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-24)
Transition metal oxides are widely used as catalysts for industrial processes. Notably, TiO$_{2}$ is used in applications such as water splitting, photovoltaics, and environmental degradation of organic pollutants. Despite ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-23)
Weak emission signals are usually measured and analyzed with one or more sensitive detectors, such as a photomultiplier tube, to obtain sufficient signal from fluorescent samples. Here we demonstrate the measurement of ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Interstellar dust contains to a large extent $\mu$m-sized silicate particles. The origin and evolutionary processes of these are still poorly understood. Only one possible precursor, molecular SiO in a circumstellar disk, ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-23)
The spatial resolution of the ps Electric Field Induced Second Harmonic (EFISH) generation has been enhanced by using a non-collinear laser beam phase matching geometry. This approach is similar to the one used in Unstable ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-24)
As the inventory of interstellar molecules continues to grow, the gulf between small species, whose individual rotational lines can be observed with radio telescopes, and large ones, such as polycyclic aromatic hydrocarbons ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-24)
In radio astronomy, accurate rest frequencies of molecular transitions are indispensable for secure identification of molecular species and accurate analyses of Doppler shifts caused by motions of target sources. In ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-24)
\begin{wrapfigure}{r}{0pt} \includegraphics[width=0.28\textwidth,trim={8.5cm 2.2cm 8.5cm 2.2cm},clip]{1.eps} \end{wrapfigure} The two isomers (\textit E and \textit Z) of the aromatic imine phenylmethanimine (PMI) have ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-24)
Although numerous doubly positively charged diatomic molecules (diatomic dications) are known from investigations using mass spectrometry and \emph{ab-initio} quantum chemistry, only three of them, NO$^{2+}$, N$_2^{2+}$ ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-24)
Pseudocarbynes are a new class of molecules/materials that we define as finite sp-hybridized carbon chains stabilized through non-covalent interactions with metal clusters. These exciting and innovative materials are ...

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