Do Damped and Sub-damped Lyman-alpha Absorbers Arise in Galaxies of Different Masses?

Varsha P. Kulkarni, Pushpa Khare, Debopam Som +4

We consider the questions of whether the damped Lyman-alpha (DLA) and sub-DLA absorbers in quasar spectra differ intrinsically in metallicity, and whether they could arise in galax…