ALMA reveals sunburn: CO dissociation around AGB stars in the globular cluster 47 Tucanae

Article, Preprint English OPEN
McDonald, I.; Zijlstra, Albert; Lagadec, E.; Sloan, G. C.; Boyer, M. L.; Matsuura, M.; Smith, Rowan; Smith, C. L.; Yates, J. A.; Loon, van; Th, J.; Jones, O. C.; Ramstedt, S.; Avison, Adam; Justtanont, K.; Olofsson, H.; Blommaert, J. A. D. L.; Goldman, S. R.; Groenewegen, M. A. T.;
(2015)
  • Publisher: Oxford University Press
  • Related identifiers: doi: 10.1093/mnras/stv1968
  • Subject: winds [stars] | Astrophysics - Solar and Stellar Astrophysics | Astrophysics - Astrophysics of Galaxies | mass-loss [stars] | outflows | AGB and post-AGB [stars] | individual: NGC 104 [globular clusters] | QB | circumstellar matter | stars [infrared] | Astronomy, Astrophysics and Cosmology | Astronomi, astrofysik och kosmologi
    arxiv: Astrophysics::Cosmology and Extragalactic Astrophysics | Astrophysics::Galaxy Astrophysics | Astrophysics::Earth and Planetary Astrophysics | Astrophysics::Solar and Stellar Astrophysics

Atacama Large Millimetre Array observations show a non-detection of carbon monoxide around the four most luminous asymptotic giant branch (AGB) stars in the globular cluster 47 Tucanae. Stellar evolution models and star counts show that the mass-loss rates from these st... View more