TY - BOOK AU - Rees,Martin J. TI - Perspectives in astrophysical cosmology T2 - Lezioni lincee SN - 0521475619 (pbk.) AV - QB981 .R37 1995 U1 - 523.1 20 PY - 1995/// CY - Cambridge PB - Cambridge University Press KW - Cosmology KW - Galaxies KW - Nuclear astrophysics N1 - Includes bibliographical references (p. [125]-133) and indexes; 1; The cosmological framework; Large-scale structure: how homogeneous is the universe?; High-redshift objects; Pre-galactic history; Status of the hot-big-bang hypothesis --; 2; Galaxies and dark matter; What are galaxies?; What is special about galactic dimensions?; Dark matter; What can the dark matter be?; How to discriminate among dark-matter options --; 3; Emergence of cosmic structure; Gravitational instability; The fluctuation spectrum at t[subscript rec]; Is the universe flat?; Classical methods for determining [Omega]; Clues from the microwave background; Dissipative effects for the baryon component; Is any simple hypothesis compatible with all the data? --; 4; Quasars and their demography; Quasars and the epoch of galaxy formation; How many quasars have there been?; Quasar masses and efficiencies; Dead quasars: massive black holes in nearby galaxies; Binary black holes?; Cosmogonic interpretations of quasar evolution - some speculations --; 5; Some probes and relics of the high-redshift universe; Quasars as probes of intervening gas; The epoch z > 5; Magnetic fields; Cosmic strings --; 6; Some fundamental questions; Gravity; The ultra-early universe; Flatness and the horizon problem; Inflationary models ER -