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Warm gas towards young stellar objects in Corona Australis - Herschel/PACS observations from the DIGIT key programme
Johan E. Lindberg, Jes K. Jørgensen, Joel D. Green +5
The effects of external irradiation on the chemistry and physics in the protostellar envelope around low-mass young stellar objects are poorly understood. The Corona Australis star…
DIGIT survey of far-infrared lines from protoplanetary discs: II. CO
Gwendolyn Meeus, Colette Salyk, Simon Bruderer +12
CO is an important component of a protoplanetary disc as it is one of the most abundant gas phase species. Furthermore, observations of the CO transitions can be used as a diagnost…
DIGIT survey of far-infrared lines from protoplanetary disks I
D. Fedele, S. Bruderer, E. F. van Dishoeck +10
[abridged] We present far-infrared spectroscopic observations of PMS stars taken with Herschel/PACS as part of the DIGIT key project. The sample includes 22 Herbig AeBe and 8 T Tau…
An Analysis of the Environments of FU Orionis Objects with Herschel
Joel D. Green, Neal J. Evans, 'Agnes K'osp'al +13
We present Herschel-HIFI, SPIRE, and PACS 50-670 μm imaging and spectroscopy of six FU Orionis-type objects and candidates (FU Orionis, V1735 Cyg, V1515 Cyg, V1057 Cyg, V1331 Cyg,…
Embedded Protostars in the Dust, Ice, and Gas In Time (DIGIT) Key Program: Continuum SEDs, and an Inventory of Characteristic Far-Infrared Lines from PACS Spectroscopy
Joel D. Green, Neal J. Evans, Jes K. Jørgensen +17
We present 50-210 um spectral scans of 30 Class 0/I protostellar sources, obtained with Herschel-PACS, and 0.5-1000 um SEDs, as part of the Dust, Ice, and Gas in Time (DIGIT) Key P…
Transitional disks and their origins: an infrared spectroscopic survey of Orion A
K. H. Kim, Dan M. Watson, P. Manoj +10
Transitional disks are protoplanetary disks around young stars, with inner holes or gaps which are surrounded by optically thick outer, and often inner, disks. Here we present obse…