The Opacity of Spiral Disks
Davies, Johnathan I. / Davies, J. I. / Burstein, David
The opacity of spiral disk galaxies is an issue that has only recently resurfaced after many years of hibernation. It was not thought to be an important issue in relation to our understanding of galaxies. The theme of The Opacity of Spiral Disks is the determination of just how much of a galaxy's stellar output is reprocessed through the interstellar medium. Many techniques are described and observations over a wide range of wavelengths are di...