THE HCN-WATER RATIO IN THE PLANET FORMATION REGION OF DISKS

Journal Article · Mon Apr 01 00:00:00 EDT 2013 · Astrophysical Journal

DOI:https://doi.org/10.1088/0004-637X/766/2/134· OSTI ID:22167489

Najita, Joan R.; Salyk, Colette ^[1]; Carr, John S. ^[2]; Pontoppidan, Klaus M. ^[3]; Van Dishoeck, Ewine F. ^[4]; Blake, Geoffrey A. ^[5]

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1. National Optical Astronomy Observatory, 950 N. Cherry Avenue, Tucson, AZ 85719 (United States)
2. Naval Research Laboratory, Code 7211, Washington, DC 20375 (United States)
3. Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218 (United States)
4. Leiden Observatory, Leiden University, P.O. Box 9513, 2300 RA Leiden (Netherlands)
5. Division of Geological and Planetary Sciences, Mail Stop 150-21, California Institute of Technology, Pasadena, CA 91125 (United States)

We find a trend between the mid-infrared HCN/H{sub 2}O flux ratio and submillimeter disk mass among T Tauri stars in Taurus. While it may seem puzzling that the molecular emission properties of the inner disk (

• OSTI ID: 22167489
• Journal Information: Astrophysical Journal, Journal Name: Astrophysical Journal Journal Issue: 2 Vol. 766; ISSN ASJOAB; ISSN 0004-637X
• Country of Publication: United States
• Language: English

Related Subjects

79 ASTRONOMY AND ASTROPHYSICS
ABUNDANCE
HYDROCYANIC ACID
INFRARED RADIATION
MASS
OXYGEN
PLANETS
PROTOPLANETS
SNOW
T TAURI STARS
WATER