# Browse Abstracts & Presentations - 2014 International Symposium on Molecular Spectroscopy by Title

• (International Symposium on Molecular Spectroscopy, 2014-06-17)
Determination of elemental isotopic ratios is valuable for understanding the chemical evolution of interstellar material. Until now the $^{12}$C/$^{13}$C ratio has predominantly been measured in simple species such as CO, ...

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• (International Symposium on Molecular Spectroscopy, 2014-06-19)
The generation of a fountain of laser-cooled ytterbium fluoride, YbF, has been recently proposed\footnote{Tarbutt, M R; Sauer, B E; Hudson, J J; Hinds E A, New J. Phys 15, 053034, 2013.} as a method for long coherent ...

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Microsoft PowerPoint 2007 (11MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-16)
The linear triatomic carbon (C$_3$), one of the most important molecules that have been identified in both dense and diffuse interstellar environments, has attracted great interest to astronomers and astrochemists. It is ...

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Microsoft PowerPoint 2007 (2MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-16)
In this work we present a quantum-chemical calculation of the electronic spin-orbit splittings for the spatially degenerate low-lying E$^\prime$ and E$^{\prime\prime}$ states of the nitrate radical (NO$_3$). The calculation ...

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Microsoft PowerPoint 2007 (764kB)
• (International Symposium on Molecular Spectroscopy, 2014-06-20)
The C$_3$Ar and C$_3$Ne complexes have four large amplitude vibrations. These are the in- and out-of-plane C$_3$ bending motions, and the two van der Waals vibrations. Assignment of the spectra of the complexes is therefore ...

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Microsoft PowerPoint 2007 (2MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-16)
An instrument has been developed to make 10 kHz \textit{in situ} combustion gas measurements of carbon monoxide ($CO$) and carbon dioxide ($CO_2$) concentrations. Operating in both the 4.40 and 4.58 $\mu m$ wavelength ...

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Microsoft PowerPoint 2007 (33MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-18)
Protonated polycyclic hydrocarbons have been added to the list of suggested carriers of the diffuse interstellar absorptions. To test this proposition requires laboratory spectra measured under interstellar conditions, in ...

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• (International Symposium on Molecular Spectroscopy, 2014-06-16)
Spectra of IBr in various wavelength regions have been measured by a number of researchers using traditional diffraction grating and microwave methods, as well as using high-resolution laser techniques combined with a ...

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• (International Symposium on Molecular Spectroscopy, 2014-06-17)
An empirical line list has been constructed for “natural” water vapor at 296 K in the 5850 – 7920 \wn region. It was obtained by gathering separate line lists recently published on the basis of spectra recorded by high ...

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Microsoft PowerPoint 2007 (5MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-18)
The recent implementation of the computation of infrared (IR) intensities beyond the double harmonic approximation [1] paved the route to routine calculations of infrared spectra for a wide set of molecular systems. ...

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Microsoft PowerPoint 2007 (4MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-19)
Accurate structures of aminoacids in the gas phase have been obtained by joint microwave and quantum-chemical investigations. However, the structure and conformational behavior of $\alpha$-aminoacids once incorporated into ...

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Microsoft PowerPoint 2007 (19MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-17)
The protonated Ar ion $^{36}$ArH$^+$ has recently been identified in space,\footnote{Barlow et al., Science, 342, 1343 (2013)} in the Crab Nebula, from Herschel spectra. Its R(0) and R(1) transitions lie at 617.5 and ...

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Microsoft PowerPoint 2007 (4MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-20)
Being the simplest neutral open shell molecule, BeH is a very important benchmark system for \textit{ab initio} calculations. However, the most accurate empirical potentials and Born-Oppenheimer breakdown (BOB) functions ...

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Microsoft PowerPoint 2007 (502kB)
• (International Symposium on Molecular Spectroscopy, 2014-06-19)
Over the past decade, an intensive integrated effort involving theory and experiment have revealed the structures at play in the first hydration shell of simple ions. The water molecules generally adopt configurations in ...

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Microsoft PowerPoint 2007 (8MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-17)
This presentation will provide an overview of the ALMA Science Verification observations taken toward the Orion KL region - the most massive star forming region to the Solar System at a distance of $\sim$450 pc - in a 30 ...

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Microsoft PowerPoint 2007 (7MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-17)
We report the detection in IRC+10216 of lines of HNC J = 3-2 pertaining to nine excited vibrational states with energies up to $\sim$5300 K. The spectrum, observed with ALMA, also shows a surprising large number of narrow, ...

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Microsoft PowerPoint 2007 (11MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-16)
Tritium is a radioactive isotope of hydrogen. Tritium released into natural enviroment is said to be converted into mostly HTO. The detection of HTO is important from the viewpoint of basic science as well as its ...

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Microsoft PowerPoint 2007 (455kB)
• (International Symposium on Molecular Spectroscopy, 2014-06-17)
A new electronic transition of molybdenum monoxide, MoO, was observed near 6735 \wn. Based upon recent ab initio calculations, the transition is tentatively assigned as the (0,0) band of the c$^{3}$$\Pi – b^{3}$$\Sigma$$^{-}$ ...

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Microsoft PowerPoint 2007 (4MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-16)
Bands of the C$_3$Ar complex can be observed near almost all the bands of the \~{A}$^1\Pi_u$ - \~{X}$^1\Sigma^+_g$ transition of C$_3$. The strongest bands of C$_3$Ar form close-lying pairs. Rotational analyses have ...

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Microsoft PowerPoint 2007 (3MB)
• (International Symposium on Molecular Spectroscopy, 2014-06-16)
We report emission spectra of scandium monoiodide (resolution of 0.7 $\AA$) generated by the photodissociation of of ScI$_3$ at 248 nm. Emission from a bound-free transition of ScI near 900 nm was recorded, as were ...

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Microsoft PowerPoint 2007 (4MB)