Spectrum of hot water in the 2000-4750 cm(-1) frequency range

Nikolai F. Zobov, Sergei V. Shirin, Oleg L. Polyansky, Robert J. Barber, Jonathan Tennyson, Pierre-Francois Coheur, Peter F. Bernath, Michel Carleer, Reginald Colin

Research output: Contribution to journalArticlepeer-review

Abstract

An emission Spectrum recorded in an oxyacetylene torch [P.-F. Coheur, P.F. Bernath, M. Carleer, R. Colin, O.L. Polyansky, N.F. Zobov, S.V. Shirin, R.J. Barber, J. Tennyson, J. Chem. Phys. 122 (2005) 074307] is analyzed for the region covering stretching fundamentals and associated hot bands of water. Many lines could be assigned on the basis of previously determined energy levels. New assignments made with a new variational linelist allow a further 800 energy levels covering 15 vibrational states and rotations up to J = 32 to be assigned. A simultaneous re-analysis of previously reported sunspot absorption spectra leads to the assignment of 581 further lines in the L-band spectrum and 67 in the N-band spectrum. (C) 2006 Elsevier Inc. All rights reserved.

Original languageEnglish
Pages (from-to)115-122
Number of pages8
JournalJOURNAL OF MOLECULAR SPECTROSCOPY
Volume237
Issue number1
DOIs
Publication statusPublished - May 2006

Keywords

  • water vapor
  • line assignments
  • sunspots
  • HYDROGEN FLAME SPECTRA
  • RO-VIBRATIONAL LEVELS
  • BAND SPECTRUM
  • SUN
  • SPECTROSCOPY
  • TRANSITIONS
  • MOLECULE
  • SUNSPOT
  • CM-1

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