Courses
PHYS2070 Galaxies and the Universe
Unit1
Introduction and Review
History of Galaxies; Astrometry; Photometry; Spectroscopy; Doppler Effect; Distances.
Unit2
Stellar Properties Relevant to Studies of Galaxies
Spectra; H-R Diagram; Star Clusters; Mass and Luminosity; Age; Evolution; Super- novae; White Dwarfs; Pulsars; Black Holes; Variable Stars; Standard Candles.
Unit3
Normal Galaxies
Milky Way, including Nuclear Black Hole; Morphology; Stars, Gas, and Dust; Internal Motions and Implications for Mass; Dark Matter.Peculiar Galaxies
Morphological Distinction; Interactions; Nuclear Activity; Quasars.
Unit4
Organization of Galaxies & Evolution and Formation of Galaxies
Clustering; Morphological Segregation; Nature versus Nurture; Changes in Galaxies with Redshift; Gravitational Lensing; The Cosmic Web; Waves; Chemistry; Flows; Mergers.Cosmology
The Redshift; Hubble’s Law; Hubble’s Constant; The Cosmic Microwave Background; The Cosmological Principle; The Scale Factor; Constituents of the Universe, including Dark Energy; The Big Bang.