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Molecular Beam Mass Spectrometry With Tunable Vacuum Ultraviolet (VUV) Synchrotron Radiation
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Chapters
- 00:05Title
- 01:28Sample Loading
- 04:14Acquisition of a Mass Spectrum
- 05:19Acquisition of a Photoionization Efficiency Curve (PIE)
- 06:48Plotting a Photoionization Efficiency Curve
- 08:33Results: Mass Spectrum and PIE for a Uracil Molecular Beam
- 09:17Conclusion
A molecular beam coupled to tunable vacuum ultraviolet photoionization mass spectrometer at a synchrotron provides a convenient tool to explore the electronic structure of isolated gas phase molecules and clusters. Proton transfer mechanisms in DNA base dimers were elucidated with this technique.
Tags
Keywords: Molecular BeamMass SpectrometryTunable Vacuum Ultraviolet (VUV) Synchrotron RadiationSoft IonizationPhotoionizationBiomoleculesDNA BasesNon-covalent InteractionsHydrogen BondingStackingElectrostatic InteractionsUracil13-dimethyluracilProton TransferPhotoionization DynamicsElectronic StructureMolecular Beam TechniqueSynchrotron Radiation
