COLD GASS, an IRAM legacy survey of molecular gas in massive galaxies - II. The non-universality of the molecular gas depletion time-scale

A. Saintonge, G. Kauffmann, J. Wang, C. Kramer, L.J. Tacconi, C. Buchbender, Barbara Catinella, J. Graciá-Carpio, Luca Cortese, S. Fabello, J. Fu, R. Genzel, R. Giovanelli, Q. Guo, M.P. Haynes, T.M. Heckman, M.R. Krumholz, J. Lemonias, C. Li, S. MoranN. Rodriguez-Fernandez, D. Schiminovich, K. Schuster, A. Sievers

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    Abstract

    We study the relation between molecular gas and star formation in a volume-limited sample of 222 galaxies from the COLD GASS survey, with measurements of the CO(1-0) line from the IRAM 30-m telescope. The galaxies are at redshifts 0.025
    Original languageEnglish
    Pages (from-to)61-76
    JournalMonthly Notices of the Royal Astronomical Society
    Volume415
    DOIs
    Publication statusPublished - 2011

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    Saintonge, A., Kauffmann, G., Wang, J., Kramer, C., Tacconi, L. J., Buchbender, C., Catinella, B., Graciá-Carpio, J., Cortese, L., Fabello, S., Fu, J., Genzel, R., Giovanelli, R., Guo, Q., Haynes, M. P., Heckman, T. M., Krumholz, M. R., Lemonias, J., Li, C., ... Sievers, A. (2011). COLD GASS, an IRAM legacy survey of molecular gas in massive galaxies - II. The non-universality of the molecular gas depletion time-scale. Monthly Notices of the Royal Astronomical Society, 415, 61-76. https://doi.org/10.1111/j.1365-2966.2011.18823.x