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

• (International Symposium on Molecular Spectroscopy, 2021-06-21)
It is well known among spectroscopists that hydrogen has two modifications: para-H$_2$ and ortho-H$_2$. Pure para-H$_2$ can be produced by leading normal'' H$_2$, a 3:1 ortho:para mixture, over a catalyst at low temperature. ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-21)
Small reactive organic molecules are key intermediates in interstellar chemistry, leading to the formation of biologically-relevant species as stars and planets form. These molecules are identified in space via their ...

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Microsoft PowerPoint 2007 (15MB)
• (International Symposium on Molecular Spectroscopy, 2021-06-21)
Two dimensional (2D) semiconductors and their artificial structures hold great promises for electronic, optoelectronic, and quantum devices. We developed a facile method to disassemble van der Waals (vdW) single crystals ...

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Microsoft PowerPoint 2007 (29MB)
• (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, 2021-06-22)
After the first highly accurate IR intensity study on CO$_{2}$ 20012-00001 band was published in 2015, [Polyansky et al, PRL 114,243001 (2015)], reliable intensity data have been accumulated experimentally for several other ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Optically-pumped molecular THz lasers are powerful and versatile sources. We have demonstrated a continuous wave molecular laser emission based on ammonia (\ce{NH3}) optically pumped by a quantum cascade laser at about 1 ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The alkaline earth monohalides are molecules of interest in fields such as astrophysics, high-temperature chemistry, chemiluminescent reactions, spectroscopy, computational chemistry, and cold molecule trapping. The ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The CaX family of diatomic molecules illustrates concepts developed by inorganic chemists to rationalize the properties of metal-centered complexes. The basic idea is that an atom or an atomic-ion is surrounded by ligands, ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Accurate absorption models for gases at high pressure and temperature are needed for applications in both planetary and combustion science. Absorption models for these conditions require complete databases of temperature-dependent ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Li-Hong Xu, Jon Hougen, Isabelle Kleiner, Jens-Uwe Grabow et al. beautifully analyzed ro-vibrational levels in the ground state of acetaldehyde taking CH$_3$-torsion rotation interaction into consideration \footnote{L.-H. ...

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PDF (138kB)
• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Characterizing and modelling the atmospheric CO$_2$ with a sub-percent accuracy necessitates high-quality spectroscopic lineshape parameters. For this goal, we collected the best experimentally and theoretically measured ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The ground and excited state IR vibronic spectra of jet-cooled methyl anthranilate (MA) in the hydride stretch (2400-3800 cm$^{-1}$ and mid-IR (1400-1800 cm$^{-1}$) regions have been recorded and many of the peaks have ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Multiply charged diatomic molecules are exotic gas-phase species and require high amounts of energy to be produced. Fundamental questions regarding the structures, stabilities, and bonding schemes of small multiply charged ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
In simple cases of methyl group internal rotation, the barrier to internal rotation is equal to the $V_{3}$ coefficient in the standard equation of the potential function. In the past few years, methyl internal rotation ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The SMAUG apparatus (Spectroscopy of Molecules Accelerated in Uniform Gas flows) was developed to produce hot spectra of various molecules of interest for hot astrophysical atmospheres, like the one surrounding hot Jupiters, ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Trans-stilbene os og great interest in the excited-state dynamics such as cis-trans isomerization in the electronic excited state. Zewail at al. reported the results of time-resolved spectroscopy and suggested its nonplanar ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Whereas the electronic ground states of a large number of small molecular cations have been spectroscopically characterized, much less is known concerning electronically excited states, in particular because of the low ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Nitrobenzene is often used as a model molecule for the study of the dissociation dynamics of nitroaromatic energetic materials. The potential energy surfaces for the ground cationic state D$_0$ and the first ten excited ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
Nitrous Oxide is the third largest contributor to the greenhouse effect having a potency 300 times that of \chem{CO_2}. Furthermore it is a metastable molecule that can be catalytically converted into harmless nitrogen and ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-22)
The CPUF (Chirped Pulse in Uniform supersonic Flow) technique is a combination of the CRESU (Cinétique de Réaction en Ecoulement Supersonique Uniforme, or Reaction Kinetics in Uniform Supersonic Flow) technique to provide ...

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