Where is OH and Does It Trace the Dark Molecular Gas (DMG)?
Authors: Di Li, Ningyu Tang, Hiep Nguyen, J. R. Dawson, Carl Heiles, Duo Xu, Zhichen Pan, c Paul F. Goldsmith, Steven J. Gibson, Claire E. Murray, Tim Robishaw, N. M. McClure-Griffiths, John Dickey, Jorge Pineda, Snežana Stanimirović, L. Bronfman, and Thomas Troland
2018 The Astrophysical Journal Supplement Series2351.
Provider: AAS Journals
Caption: Figure 5.
Histograms of excitation temperature, Tex, of the Gaussian components for the two OH main lines, and the background continuum temperature Tbg. The number histogram of Tbg has been scaled by a factor of 0.5, for ease of visualization.