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@ARTICLE{Miskun:245831,
author = {Miskun, Ivan and Dickel, Timo and San Andrés, Samuel Ayet
and Bergmann, Julian and Constantin, Paul and Ebert, Jens
and Geissel, Hans and Greiner, Florian and Haettner, Emma
and Hornung, Christine and Lippert, Wayne and Mardor, Israel
and Moore, Iain and Plaß, Wolfgang R. and Purushothaman,
Sivaji and Rink, Ann-Kathrin and Reiter, Moritz P. and
Scheidenberger, Christoph and Weick, Helmut},
title = {{S}eparation of atomic and molecular ions by ion mobility
with an {RF} carpet},
journal = {International journal of mass spectrometry},
volume = {459},
issn = {0020-7381},
address = {[S.l.]},
publisher = {Elsevier Science},
reportid = {GSI-2022-00133, arXiv:2007.14467},
pages = {116450},
year = {2021},
note = {This work was supported by the German Federal Ministry for
Education and Research (BMBF) under contracts no. 05P16RGFN1
and 05P19RGFN1. PC is supported by ELI-NPPhase II (1/July
07, 2016, COP, ID 1334). "This is an open access article
under the CC BY-NC-ND license
(http://creativecommons.org/licenses/by-nc-nd/4.0/)"},
abstract = {Gas-filled stopping cells are used at accelerator
laboratories for the thermalization of high-energy
radioactive ion beams. Common challenges of many stopping
cells are a high molecular background of extracted ions and
limitations of extraction efficiency due to space-charge
effects. At the FRS Ion Catcher at GSI, a new technique for
removal of ionized molecules prior to their extraction out
of the stopping cell has been developed. This technique
utilizes the RF carpet for the separation of atomic ions
from molecular contaminant ions through their difference in
ion mobility. Results from the successful implementation and
test during an experiment with a 600 MeV/u 124 Xe primary
beam are presented. Suppression of molecular contaminants by
three orders of magnitude has been demonstrated. Essentially
background-free measurement conditions with less than},
keywords = {Ion mobility (autogen) / Gas cell (autogen) / Beam
purification (autogen) / Molecular contamination (autogen) /
Low-energy RIB (autogen) / Space charge (autogen)},
cin = {FRS / SuperFRS-EC@FAIR},
ddc = {530},
cid = {I:(DE-Ds200)FRS-20110310OR124 /
I:(DE-Ds200)Coll-FAIR-SuperFRS-EC},
pnm = {612 - Cosmic Matter in the Laboratory (POF4-612) /
SUC-GSI-Giessen - Strategic university cooperation GSI-U
Gießen (SUC-GSI-GI) / HGS-HIRe - HGS-HIRe for FAIR
(HGS-HIRe) / HIC4FAIR - HIC for FAIR - Helmholtz
International Center for FAIR - Data Analysis, Theory and
Simulations (LandHessen-LOEWE-HIC4FAIR)},
pid = {G:(DE-HGF)POF4-612 / G:(DE-Ds200)SUC-GSI-GI /
G:(DE-Ds200)HGS-HIRe /
G:(DE-Ds200)LandHessen-LOEWE-HIC4FAIR},
experiment = {$EXP:(DE-Ds200)Experiment_without_proposal_number-20200803$},
typ = {PUB:(DE-HGF)16},
UT = {WOS:000598175300003},
eprint = {2007.14467},
howpublished = {arXiv:2007.14467},
archivePrefix = {arXiv},
SLACcitation = {$\%\%CITATION$ = $arXiv:2007.14467;\%\%$},
doi = {10.1016/j.ijms.2020.116450},
url = {https://repository.gsi.de/record/245831},
}