# Browse Abstracts & Presentations - 2021 International Symposium on Molecular Spectroscopy by Subject "Photodissociation and photochemistry"

• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Dicarbon (\ce{C2}) is one of the most abundant molecules in space and has been detected in different astronomical environments, including the interstellar medium, comets, and stars. In diffuse clouds, the dominant destruction ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Transition metal oxide and sulfide cations activate C-H bonds in the gas phase; several oxide cations activate methane and convert it to methanol at room temperature. However, a lack of experimental data on the energetics ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Bond dissociation energies pose a major challenge for modern computational methods. This is largely due to the need to treat electron correlation to the same level of accuracy in the molecule as in the separated atoms. ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
The nucleic acid bases that we know today are thought to have originated from simple precursors also referred to as proto-biotic RNA. These molecular ancestors of RNA and DNA may have formed from a vast number of organic ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
S-Nitrosothiols (RSNOs) are derived from the combination of sulfur and nitric oxide (NO) radicals in the Earth's atmosphere and fragment to products following photolysis. Extensive theoretical studies have focused on the ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
The natural RNA and DNA nucleobases absorb harmful ultraviolet radiation but the ability to dissipate this excess electronic energy efficiently to the ground state makes them highly photostable. Understanding how minor ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
\begin{wrapfigure}{r}{0pt} \includegraphics[scale=0.25,trim=0 0 0 2cm]{abstract.eps} \end{wrapfigure} The destruction of molecules by photodissociation influences the composition and dynamics of exoplanets, particularly ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Charge-transfer processes, particularly in hydrated iodide and salt clusters, depend sensitively on the chemical environment and number of water molecules solvated around the iodide ion. Studying such charge-transfer ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Localized surface plasmon resonance (LSPR) has offered a unique way to trigger photocatalyzed chemical reactions on nanoscale. 8-Bromoadenine was one of the halogenated nucleobases could be applied in the tumor tissue upon ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Protonation or deprotonation sites mediate many cases of biological photochemistry. For example, flavin ions have several photobiological functions such as initiating DNA repair (occurring in some bacteria and frogs for ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
A VMI photoelectron spectroscopy inside an electrostatic ion beam trap (EIBT) is used to probe the time dependent dynamics of rotational states population. The photodetachement of OH$^{-}$ ion results neutral OH in its ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Metal boride compounds have unique properties that make them as chemically interesting as they are relevant in a multitude of disciplines. As more applications are discovered for metal borides, improved chemical models are ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Nitric oxide (NO) is an important pollutant produced in combustion. Laser-induced fluorescence (LIF) on the \textit{A}$^2\Sigma^+\to$ \textit{X}$^2\Pi$ band is a common approach for quantifying the amount of NO and determining ...

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• (International Symposium on Molecular Spectroscopy, 2021-06-25)
Photodissociation is an important loss mechanism for atmospheric hydroperoxides (R-O-OH) leading to the production of OH radicals via the rupture of the weak O-O bond. Photodissociation can either occur through electronic ...

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