Diamondoid ether clusters in helium nanodroplets

Jasna Alić, Roman Messner, Marija Alešković, Florian Küstner, Mirta Rubčić, Florian Lackner*, Wolfgang E. Ernst*, Marina Šekutor*

*Korrespondierende/r Autor/-in für diese Arbeit

Publikation: Beitrag in einer FachzeitschriftArtikelBegutachtung

Abstract

Diamondoid ethers were introduced into superfluid helium nanodroplets and the resulting clusters were analyzed by time-of-flight mass spectrometry. Clusters of higher abundances (magic number clusters) were identified and the corresponding potential cluster geometries were obtained from GFN2-xTB and DFT computations. We found that the studied diamondoid ethers readily self-assemble in helium nanodroplets and that London dispersion attraction between hydrocarbon subunits acts as a driving force for cluster formation. On the other hand, hydrogen bonding between ether oxygens and trace water molecules fosters the eventual breakdown of the initial supramolecular aggregate.

Originalspracheenglisch
Seiten (von - bis)11951-11958
Seitenumfang8
FachzeitschriftPhysical Chemistry, Chemical Physics
Jahrgang25
Ausgabenummer17
DOIs
PublikationsstatusVeröffentlicht - 15 März 2023

ASJC Scopus subject areas

  • Allgemeine Physik und Astronomie
  • Physikalische und Theoretische Chemie

Fields of Expertise

  • Advanced Materials Science

Kooperationen

  • NAWI Graz

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