Multiwavelength study of the distribution of neutral gas in and around galaxies and groups of galaxies

We study the distribution and nature of neutral hydrogen in various environments. We start by exploring the disk and halos of galaxies in Chapter 1. Our sample consists of 23 sightlines through 15 low-redshift foreground galaxy - background quasar pairs with impact parameters ranging from 1.7 kpc up...

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Bibliographic Details
Main Author: Borthakur, Sanchayeeta
Language:ENG
Published: ScholarWorks@UMass Amherst 2010
Subjects:
Online Access:https://scholarworks.umass.edu/dissertations/AAI3427504