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Pump-probe lifetime measurements on singlet ungerade states in molecular nitrogen

Sprengers, JP ; Johansson, Allan LU ; L'Huillier, Anne LU orcid ; Wahlström, Claes-Göran LU ; Lewis, BR and Ubachs, W (2004) In Chemical Physics Letters 389(4-6). p.348-351
Abstract
Excited-state lifetimes for a number of vibronic states of (1)Pi(u) symmetry in molecular nitrogen have been determined experimentally in a laser-based pump-probe scheme using a coherent and tunable extreme ultraviolet source based on harmonic generation. States investigated in N-14(2) were b(1)Pi(u)(v = 6-9), of valence character, and c(3)(1)Pi(u)(v = 1) and o(3)(1)Pi(u)(v = 1), of Rydberg character. In the case of b(1)Pi(u)(v = 7) and c(3)(1)Pi(u)(v = 1), rotationally dependent predissociation was observed. States studied in N-15(2) were b(1)Pi(u)(v = 5) and c(3)(1)Pi(u)(v = 1); in addition, lifetimes of the c(4)'Sigma(u)(+)(v = 0,1) and b'(1)Sigma(u)(+)(v = 1) states were determined. The lifetimes show a dependence on the vibrational... (More)
Excited-state lifetimes for a number of vibronic states of (1)Pi(u) symmetry in molecular nitrogen have been determined experimentally in a laser-based pump-probe scheme using a coherent and tunable extreme ultraviolet source based on harmonic generation. States investigated in N-14(2) were b(1)Pi(u)(v = 6-9), of valence character, and c(3)(1)Pi(u)(v = 1) and o(3)(1)Pi(u)(v = 1), of Rydberg character. In the case of b(1)Pi(u)(v = 7) and c(3)(1)Pi(u)(v = 1), rotationally dependent predissociation was observed. States studied in N-15(2) were b(1)Pi(u)(v = 5) and c(3)(1)Pi(u)(v = 1); in addition, lifetimes of the c(4)'Sigma(u)(+)(v = 0,1) and b'(1)Sigma(u)(+)(v = 1) states were determined. The lifetimes show a dependence on the vibrational quantum number and isotope. (C) 2004 Elsevier B.V. All rights reserved. (Less)
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author
; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Chemical Physics Letters
volume
389
issue
4-6
pages
348 - 351
publisher
Elsevier
external identifiers
  • wos:000221305500024
  • scopus:2342637032
ISSN
0009-2614
DOI
10.1016/j.cplett.2004.03.116
language
English
LU publication?
yes
id
05bd6890-af64-478e-a817-03c890d855c8 (old id 279467)
date added to LUP
2016-04-01 15:46:59
date last changed
2022-01-28 07:05:51
@article{05bd6890-af64-478e-a817-03c890d855c8,
  abstract     = {{Excited-state lifetimes for a number of vibronic states of (1)Pi(u) symmetry in molecular nitrogen have been determined experimentally in a laser-based pump-probe scheme using a coherent and tunable extreme ultraviolet source based on harmonic generation. States investigated in N-14(2) were b(1)Pi(u)(v = 6-9), of valence character, and c(3)(1)Pi(u)(v = 1) and o(3)(1)Pi(u)(v = 1), of Rydberg character. In the case of b(1)Pi(u)(v = 7) and c(3)(1)Pi(u)(v = 1), rotationally dependent predissociation was observed. States studied in N-15(2) were b(1)Pi(u)(v = 5) and c(3)(1)Pi(u)(v = 1); in addition, lifetimes of the c(4)'Sigma(u)(+)(v = 0,1) and b'(1)Sigma(u)(+)(v = 1) states were determined. The lifetimes show a dependence on the vibrational quantum number and isotope. (C) 2004 Elsevier B.V. All rights reserved.}},
  author       = {{Sprengers, JP and Johansson, Allan and L'Huillier, Anne and Wahlström, Claes-Göran and Lewis, BR and Ubachs, W}},
  issn         = {{0009-2614}},
  language     = {{eng}},
  number       = {{4-6}},
  pages        = {{348--351}},
  publisher    = {{Elsevier}},
  series       = {{Chemical Physics Letters}},
  title        = {{Pump-probe lifetime measurements on singlet ungerade states in molecular nitrogen}},
  url          = {{https://lup.lub.lu.se/search/files/4470233/2370781.pdf}},
  doi          = {{10.1016/j.cplett.2004.03.116}},
  volume       = {{389}},
  year         = {{2004}},
}