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Microsolvation of Molecules in Superfluid Helium Nanodroplets Revealed by Means of Electronic Spectroscopy
Slenczka, Alkwin, Premke, Tobias, Wirths, Eva-Maria, Pentlehner, Dominik, Lehnig, Rudolf, Richers, Ricarda and Vdovin, Alexander (2014) Microsolvation of Molecules in Superfluid Helium Nanodroplets Revealed by Means of Electronic Spectroscopy. Frontiers in Chemistry.Date of publication of this fulltext: 03 Jul 2014 13:49
Article
DOI to cite this document: 10.5283/epub.30382
Abstract
The empirical model explaining microsolvation of molecules in superfluid helium droplets proposes a non-superfluid helium solvation layer enclosing the dopant molecule. This model warrants an empirical explanation of any helium induced substructure resolved for electronic transitions of molecules in helium droplets. Despite a wealth of such experimental data, quantitative modeling of spectra is ...
The empirical model explaining microsolvation of molecules in superfluid helium droplets proposes a non-superfluid helium solvation layer enclosing the dopant molecule. This model warrants an empirical explanation of any helium induced substructure resolved for electronic transitions of molecules in helium droplets. Despite a wealth of such experimental data, quantitative modeling of spectra is still in its infancy. The theoretical treatment of such many-particle systems dissolved into a quantum fluid is a challenge. Moreover, the success of theoretical activities relies also on the accuracy and self-critical communication of experimental data. This will be elucidated by a critical resume of our own experimental work done within the last ten years. We come to the conclusion that spectroscopic data and among others in particular the spectral resolution depend strongly on experimental conditions. Moreover, despite the fact that none of the helium induced fine structure speaks against the empirical model for solvation in helium droplets, in many cases an unequivocal assignment of the spectroscopic details is not possible. This ambiguity needs to be considered and a careful and critical communication of experimental results is essential in order to promote success in quantitatively understanding microsolvation in superfluid helium nanodroplets.
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| Item type | Article | ||||
| Journal or Publication Title | Frontiers in Chemistry | ||||
| Publisher: | FRONTIERS MEDIA SA | ||||
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| Place of Publication: | LAUSANNE | ||||
| Date | 25 June 2014 | ||||
| Institutions | Chemistry and Pharmacy > Institut für Physikalische und Theoretische Chemie > Chair of Chemistry III - Physical Chemistry (Molecular Spectroscopy and Photochemistry) > Prof. Dr. Alkwin Slenczka | ||||
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| Keywords | ; electronic spectroscopy; molecules; molecular complexes; microsolvation; helium droplets; zero phonon line; phonon wing | ||||
| Dewey Decimal Classification | 500 Science > 540 Chemistry & allied sciences | ||||
| Status | Published | ||||
| Refereed | Yes, this version has been refereed | ||||
| Created at the University of Regensburg | Yes | ||||
| URN of the UB Regensburg | urn:nbn:de:bvb:355-epub-303826 | ||||
| Item ID | 30382 |
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