Rotational action spectroscopy of trapped molecular ions

O Asvany, S Schlemmer - Physical Chemistry Chemical Physics, 2021 - pubs.rsc.org
Rotational action spectroscopy is an experimental method in which rotational spectra of
molecules, typically in the microwave to sub-mm-wave domain of the electromagnetic …

Chemistry and physics of dopants embedded in helium droplets

S Albertini, E Gruber, F Zappa… - Mass Spectrometry …, 2022 - Wiley Online Library
Helium droplets represent a cold inert matrix, free of walls with outstanding properties to
grow complexes and clusters at conditions that are perfect to simulate cold and dense …

An intense source for cold cluster ions of a specific composition

L Tiefenthaler, J Ameixa, P Martini, S Albertini… - Review of Scientific …, 2020 - pubs.aip.org
The demand for nanoscale materials of ultra-high purity and narrow size distribution is
addressed. Clusters of Au, C 60, H 2 O, and serine are produced inside helium nanodroplets …

Quantum nuclear delocalization and its rovibrational fingerprints

I Simkó, C Schran, F Brieuc, C Fábri… - Angewandte Chemie …, 2023 - Wiley Online Library
Quantum mechanics dictates that nuclei must undergo some delocalization. In this work,
emergence of quantum nuclear delocalization and its rovibrational fingerprints are …

Cationic noble-gas hydrides: From ion sources to outer space

F Grandinetti - Frontiers in Chemistry, 2020 - frontiersin.org
Cationic species with noble gas (Ng)-hydrogen bonds play a major role in the gas-phase ion
chemistry of the group 18 elements. These species first emerged more than 90 years ago …

Spectroscopic signatures of HHe 2+ and HHe 3+

M Töpfer, A Jensen, K Nagamori, H Kohguchi… - Physical Chemistry …, 2020 - pubs.rsc.org
Using two different action spectroscopic techniques, a high-resolution quantum cascade
laser operating around 1300 cm− 1 and a cryogenic ion trap machine, the proton shuttle …

Unusual Dynamics and Vibrational Fingerprints of van der Waals Dimers Formed by Linear Molecules and Rare-Gas Atoms

R Tóbiás, I Simkó, AG Császár - Journal of Chemical Theory and …, 2023 - ACS Publications
Detailed structural, dynamical, and vibrational analyses have been performed for systems
composed of linear triatomic molecules solvated by a single rare-gas atom, He, Ne, or Ar …

Descendant of the X-ogen carrier and a 'mass of 69': infrared action spectroscopic detection of HC3O+ and HC3S+

S Thorwirth, ME Harding, O Asvany, S Brünken… - Molecular …, 2020 - Taylor & Francis
The carbon chain ions HC 3 O+ and HC 3 S+–longer variants of the famous 'X-ogen'line
carrier HCO+–have been observed for the first time using two cryogenic 22-pole ion trap …

On the Proton-Bound Noble Gas Dimers (Ng-H-Ng)+ and (Ng-H-Ng')+ (Ng, Ng' = He-Xe): Relationships between Structure, Stability, and Bonding Character

S Borocci, F Grandinetti, N Sanna - Molecules, 2021 - mdpi.com
The structure, stability, and bonding character of fifteen (Ng-H-Ng)+ and (Ng-H-Ng')+(Ng,
Ng'= He-Xe) compounds were explored by theoretical calculations performed at the coupled …

Structure, energetics, and spectroscopy of the chromophores of HHe+ n, H 2 He+ n, and He+ n clusters and their deuterated isotopologues

D Kędziera, G Rauhut, AG Császár - Physical Chemistry Chemical …, 2022 - pubs.rsc.org
The linear molecular ions H2He+, HHe+ 2, and He+ 3 are the central units (chromophores)
of certain He-solvated complexes of the H2He+ n, HHe+ n, and He+ n families, respectively …