Showing 1998Show all
2 papers · 1 filter
astro-ph1998
Environmental Dependence of the Nature of Gaseous Envelopes of Galaxies at z < 1
Noriaki Yahata, Kenneth M. Lanzetta, John K. Webb +1
We present new statistical study on the origin of Lyman-alpha absorption systems that are detected in QSO fields. The primary objective is to investigate environmental dependence o…
astro-ph1998
The Hubble Deep Field-South QSO
Katrina M. Sealey, Michael. J. Drinkwater, John K. Webb +1
The Hubble Deep Field-South (HDF-S) was chosen to have a QSO (RA 22:33:37.6 Dec -60:33:29 J2000 and B=17.5) in the field to allow for studies of absorption systems intersecting the…