Rotational state-changing collisions of C2H− and C2N− anions with He under interstellar and cold ion trap conditions: A computational comparison

J Franz, BP Mant, L González-Sánchez… - The Journal of …, 2020 - pubs.aip.org
… The molecular stability and the spectroscopic properties of both the C 2 H − and C 2 N − …
the OH + molecule for which we have previously studied low-temperature collisions with He in …

[HTML][HTML] A versatile molecular beam apparatus for cold/ultracold collisions

C Amarasinghe, CA Perera, AG Suits - The Journal of Chemical …, 2020 - pubs.aip.org
… The appearance of the f series in the xenon Rydberg spectrum … The acquired Rydberg
spectrum also reveals that the … setup, studies to date have mainly focused on inelastic collisions

Rydberg atom-ion collisions in cold environments

H Hirzler, J Pérez-Ríos - Physical Review A, 2021 - APS
… More than a century ago, after systematically studying atomic spectral lines, Rydberg gave
a … Next, we study the final state distribution of the Rydberg atom after charge transfer. To this …

Atomic structure and collision dynamics with highly charged ions

X Ma, S Zhang, W Wen, Z Huang, Z Hu, D Guo… - Chinese …, 2022 - iopscience.iop.org
studies involve photon spectroscopy and resonant collision … to the studies of ion-atom/molecule/cluster
collisions with … A major breakthrough has occurred since the invention of the cold

[HTML][HTML] Stable isomeric structures of the pyridine cation (C5H5N•+) and protonated pyridine (C5H5NH+) elucidated by cold ion infrared spectroscopy

DB Rap, AN Marimuthu, B Redlich… - … of Molecular Spectroscopy, 2020 - Elsevier
… down both kinetically and internally by collisions with the rare gas atoms from a helium/neon
(3:1… the blue asterisks and their infrared fingerprint spectra have been recorded in this study. …

Ultracold sticky collisions: theoretical and experimental status

R Bause, A Christianen, A Schindewolf… - The Journal of …, 2023 - ACS Publications
… and are sufficiently cold, no inelastic collision channels are … + KRb collisions with ionization
and mass spectroscopy. The … to first study a simpler case: the collision between a molecule

Prospects for assembling ultracold radioactive molecules from laser-cooled atoms

J Kłos, H Li, E Tiesinga, S Kotochigova - New Journal of Physics, 2022 - iopscience.iop.org
molecule and lead to measurable shifts in molecular spectra [12]. … For a precise description
of ultra-cold Fr and Ag collisions, we … In this paper, we theoretically studied the molecular

Determining the nature of quantum resonances by probing elastic and reactive scattering in cold collisions

P Paliwal, N Deb, DM Reich, A Avoird, CP Koch… - Nature Chemistry, 2021 - nature.com
spectroscopy in half-collisions of H + −H and D + −D (ref. ). … -scattering spectrum 26 measured
as a function of collision energy… The apparatus used in this study is illustrated in Fig. 1 and …

Life and death of a cold molecule inside an ultracold cloud of Rb atoms

A Mohammadi, A Krükow, A Mahdian, M Deiß… - Physical Review …, 2021 - APS
… We study the evolution of a cold single BaRb … atom-molecule collisions, for which we have
derived cross sections … We test this prediction by performing mass spectrometry in the Paul …

Collisions between ultracold atoms and cold molecules in a dual electrostatic-magnetic trap

NJ Fitch, LP Parazzoli, HJ Lewandowski - Physical Review A, 2020 - APS
studies of cold collisions between ultracold atoms and cold molecules in a dual trap, where
the atoms and molecules … , we study cold collisions between ammonia ( 14ND3 and 15ND3) …