First Year Project Report — Part 1 . Where are the Clumps ? Neil Zimmerman

نویسندگان

  • Neil Zimmerman
  • David Helfand
چکیده

The NE2001 model for the free electron distribution of the Milky Way includes ad hoc electron “clumps” to reconcile line of sight observables with basic model predictions (Cordes et al. 2002). While MAGPIS (Multi-Array Galactic Plane Imaging Survey) is insensitive to emission from individual diffuse HII regions (ne ∼10 cm), by investigating the 20 cm maps we are able to verify their assumption that compact HII regions are not responsible for the anomolous radio observables.

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تاریخ انتشار 2007