The Excited and Exciting ISM in Galaxies: PDRs, XDRs ... - Caltech
The Excited and Exciting ISM in Galaxies: PDRs, XDRs ... - Caltech
The Excited and Exciting ISM in Galaxies: PDRs, XDRs ... - Caltech
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Markarian 231 (van der Werf ea 13)<br />
Perfect test case:<br />
Most lum<strong>in</strong>ous ULIRG <strong>in</strong> sample (L IR = 4x10 12 L סּ )<br />
Optically visible AGN/XDR [Boksenberg et al., 1977]<br />
L X =6x10 43 erg/s (2-10 keV)<br />
~500-1000 pc CO & star formation/PDR disk<br />
Observed dur<strong>in</strong>g SDP:<br />
SPIRE high resolution<br />
<strong>in</strong> both b<strong>and</strong>s<br />
Total on source<br />
time: ~2 hrs<br />
[Spaans & Meijer<strong>in</strong>k, 2008]<br />
[Downes & Solomon 1998, Taylor et al., 1999]
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