Imaging diffuse clouds: Bright and dark gas mapped in CO (Liszt & Pety)

Vol. 541
In section 6. Interstellar and circumstellar matter

Imaging diffuse clouds: Bright and dark gas mapped in CO

by H.S. Liszt and J. Pety, A&A 541, A58

This article shows fairly convincingly that a fraction of CO emission in the solar vicinity is from diffuse clouds rather than fully molecular clouds. This has implications for the famous X-factor used to convert CO intensity to H column density.