An infrared spectral database for detection of gases emitted by biomass burning

  • Timothy J. Johnson
  • , Luisa T.M. Profeta
  • , Robert L. Sams
  • , David W.T. Griffith
  • , Robert L. Yokelson

Research output: Contribution to journalArticlepeer-review

78 Scopus citations

Abstract

We report the construction of a database of infrared spectra aimed at detecting the gases emitted by biomass burning. The project uses many of the methods of the Pacific Northwest National Laboratory (PNNL) infrared database, but the selection of the species and special experimental considerations are optimized. Each spectrum is a weighted average derived from 10 or more individual measurements. Each composite has a spectral range from ≤600 to ≥6500 cm-1 with an instrumental apodized resolution of 0.11 cm-1. The resolution was chosen to bring out all spectral features, but recognizing that pressure broadening at 760 Torr results in essentially all ro-vibrational lines having these or greater linewidths.

Original languageEnglish
Pages (from-to)97-102
Number of pages6
JournalVibrational Spectroscopy
Volume53
Issue number1
DOIs
StatePublished - May 26 2010

Funding

This work was supported by the Department of Defense's Strategic Environmental Research and Development Program (SERDP) , sustainable infrastructure project SI-1649 and we thank them for their support. PNNL is operated for the U.S. Department of Energy by the Battelle Memorial Institute under contract DE-AC06-76RLO 1830. A portion of the research was performed using the Environmental Molecular Sciences Laboratory, a national scientific user facility sponsored by the Department of Energy's Office of Biological and Environmental Research and located at Pacific Northwest National Laboratory.

FundersFunder number
BattelleDE-AC06-76RLO 1830
Biological and Environmental Research
Pacific Northwest National Laboratory
SI-1649

    Keywords

    • Biomass burning
    • Database
    • FT-IR
    • Gas-phase spectra
    • Infrared

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