Ionized gas in the Scutum spiral arm as traced in [N ii] and [C ii]

Author: Langer W. D.   Velusamy T.   Goldsmith P. F.   Pineda J. L.   Chambers E. T.   Sandell G.   Risacher C.   Jacobs K.  

Publisher: Edp Sciences

E-ISSN: 1432-0746|607|issue|A59-A59

ISSN: 0004-6361

Source: Astronomy & Astrophysics, Vol.607, Iss.issue, 2017-11, pp. : A59-A59

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Abstract

Context. The warm ionized medium (WIM) occupies a significant fraction of the Galactic disk. Determining the WIM properties at the leading edge of spiral arms is important for understanding its dynamics and cloud formation.