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The rotationally resolved symmetric 2OH excitation in H2O-CO2 observed using pulsed supersonic expansion and CW-CRDS. / Bogomolov, A. S.; Roucou, A.; Bejjani, R. и др.
в: Chemical Physics Letters, Том 774, 138606, 07.2021.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - The rotationally resolved symmetric 2OH excitation in H2O-CO2 observed using pulsed supersonic expansion and CW-CRDS
AU - Bogomolov, A. S.
AU - Roucou, A.
AU - Bejjani, R.
AU - Herman, M.
AU - Moazzen-Ahmadi, N.
AU - Lauzin, C.
N1 - Funding Information: A.B. thanks the financial support of Wallonie-Bruxelles international (WBI) and Uclouvain. A.R thanks the support of WBI (session 2019). C.L. thanks the FNRS (under Grants n: J.0179.18, J.0129.20 and IISN convention n°4.4504.10) and the Communauté Française de Belgique (ARC IBEAM 18/23-090) for financial support. R.B. thanks UCLouvain for FSR PhD fundings. C.L. warmly thanks the Service SQUARES of ULB for the loan of the FANTASIO + set-up. N.M. thanks the financial support of the Natural Sciences and Engineering Research Council of Canada . Funding Information: A.B. thanks the financial support of Wallonie-Bruxelles international (WBI) and Uclouvain. A.R thanks the support of WBI (session 2019). C.L. thanks the FNRS (under Grants n: J.0179.18, J.0129.20 and IISN convention n?4.4504.10) and the Communaut? Fran?aise de Belgique (ARC IBEAM 18/23-090) for financial support. R.B. thanks UCLouvain for FSR PhD fundings. C.L. warmly thanks the Service SQUARES of ULB for the loan of the FANTASIO + set-up. N.M. thanks the financial support of the Natural Sciences and Engineering Research Council of Canada. Publisher Copyright: © 2021 Copyright: Copyright 2021 Elsevier B.V., All rights reserved.
PY - 2021/7
Y1 - 2021/7
N2 - The rovibrational band corresponding to a double excitation of the OH symmetric stretch of the H2O unit in the H2O-CO2 van der Waals complex has been recorded using CW-CRDS and a pulsed slit expansion seeded in He. The set-up is presented. The rotational analysis of this band is detailed and the results of the global fit of these data with those of the other 2OH excitation band and of the ground vibrational states are reported including data from the literature. The tunneling frequency and the vibrational predissociation lifetime are shown to decrease with vibrational excitation.
AB - The rovibrational band corresponding to a double excitation of the OH symmetric stretch of the H2O unit in the H2O-CO2 van der Waals complex has been recorded using CW-CRDS and a pulsed slit expansion seeded in He. The set-up is presented. The rotational analysis of this band is detailed and the results of the global fit of these data with those of the other 2OH excitation band and of the ground vibrational states are reported including data from the literature. The tunneling frequency and the vibrational predissociation lifetime are shown to decrease with vibrational excitation.
KW - HO-CO
KW - High-resolution spectroscopy
KW - Solvation of CO
KW - Supersonic expansion
KW - van der Waals complex
UR - http://www.scopus.com/inward/record.url?scp=85104387564&partnerID=8YFLogxK
U2 - 10.1016/j.cplett.2021.138606
DO - 10.1016/j.cplett.2021.138606
M3 - Article
AN - SCOPUS:85104387564
VL - 774
JO - Chemical Physics Letters
JF - Chemical Physics Letters
SN - 0009-2614
M1 - 138606
ER -
ID: 28472101