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The Photoionization of a Star-Forming Core in the Trifid Nebula

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dc.creator Cesarsky, D.
dc.creator Cernicharo, José
dc.creator Lefloch, Bertrand
dc.creator Rodriguez, L.F.
dc.creator Miville-Deschenes, M. A.
dc.creator Heras, A.
dc.date 2008-01-03T16:21:05Z
dc.date 2008-01-03T16:21:05Z
dc.date 2002-08-06
dc.date.accessioned 2017-01-31T00:59:39Z
dc.date.available 2017-01-31T00:59:39Z
dc.identifier The Astrophysical Journal, 581:335–356, 2002 December 10
dc.identifier arXiv:astro-ph/0208119v1
dc.identifier 1538-4357
dc.identifier http://hdl.handle.net/10261/2653
dc.identifier 10.1086/344049
dc.identifier.uri http://dspace.mediu.edu.my:8181/xmlui/handle/10261/2653
dc.description We have carried out a comprehensive multiwavelength study of Bright-Rimmed Globule TC2 in the Trifid Nebula using the IRAM~30m telescope, the VLA centimeter array and the Infrared Space Observatory (ISO). TC2 is one of the very few globules to exhibit signs of active ongoing star formation while being photoevaporated. The study of the kinematics shows that TC2 is currently undergoing an implosion driven by the ionization field. The physical structure of the molecular core, the Photon-Dominated Region and the ionization front are characterized. The properties of the PDR are in good agreement with some recent PDR models. The molecular emission suggests that the star formation process was probably initiated a few 0.1 Myr ago, in the large burst which led to the formation of the nebula. The impact of photoionization on the star formation process appears limited.
dc.description Peer reviewed
dc.format 489031 bytes
dc.format application/pdf
dc.language eng
dc.publisher American Astronomical Society
dc.relation Preprint
dc.rights openAccess
dc.subject Dust, extinction
dc.subject H ii regions
dc.subject ISM: globules
dc.subject ISM: individual (Trifid Nebula)
dc.subject ISM: jets and outflows
dc.subject Stars: formation
dc.title The Photoionization of a Star-Forming Core in the Trifid Nebula
dc.type Pre-print


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