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Astronomy Colloquium - Karen Oberg

ALMA image of a protoplanetary disk
October 8, 2020
3:00PM - 4:00PM
ONLINE: Zoom Webinar

Date Range
Add to Calendar 2020-10-08 15:00:00 2020-10-08 16:00:00 Astronomy Colloquium - Karen Oberg Astrochemistry and Compositions of Planetary Systems The past decades have revealed that planets are incredibly common, and incredibly diverse.  The origins of planets and their compositions are intimately linked to the chemical environments within which planets assemble, i.e. to the chemistry of planet-forming disks. The arrival of ALMA has provided observational access to disk chemistry, revealing disk snowlines, complex organic molecules, and curious chemical gradients across the planet and comet forming zones. In parallel, astrochemistry models and laboratory experiments are providing new clues on what chemistry is likely to occur in different disk environments. I will present some of our latest observational and laboratory discoveries on the chemistry of protoplanetary disks, and discuss how this chemistry might shape the outcome of planet formation, the chemical habitability of mature planetary systems, and the composition of our own Jupiter.   Speaker: Karen Oberg Harvard-Smithsonian Center for Astrophysics   Zoom Information Zoom information is sent out via email to the Astronomy Department. If you are joining from outside our department we would encourage to contact someone you know for access information. Zoom meeting ID is 981 4886 5046, Meeting password is the same as AstroCoffee. ONLINE: Zoom Webinar Department of Astronomy astronomy@osu.edu America/New_York public

Astrochemistry and Compositions of Planetary Systems

The past decades have revealed that planets are incredibly common, and incredibly diverse.  The origins of planets and their compositions are intimately linked to the chemical environments within which planets assemble, i.e. to the chemistry of planet-forming disks. The arrival of ALMA has provided observational access to disk chemistry, revealing disk snowlines, complex organic molecules, and curious chemical gradients across the planet and comet forming zones. In parallel, astrochemistry models and laboratory experiments are providing new clues on what chemistry is likely to occur in different disk environments. I will present some of our latest observational and laboratory discoveries on the chemistry of protoplanetary disks, and discuss how this chemistry might shape the outcome of planet formation, the chemical habitability of mature planetary systems, and the composition of our own Jupiter.
 

Speaker:

Karen Oberg

Harvard-Smithsonian Center for Astrophysics

 

Zoom Information

Zoom information is sent out via email to the Astronomy Department. If you are joining from outside our department we would encourage to contact someone you know for access information.

Zoom meeting ID is 981 4886 5046,

Meeting password is the same as AstroCoffee.

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