Proceedings from the Second Trieste Colloquium on Astrophysics, September 12-17, 1968

Klappentext

Proceedings from the Second Trieste Colloquium on Astrophysics, September 12-17, 1968

Inhalt
Mass Loss from Stars: A Review.- Session I Mass Loss from Single Stars. Observations.- The Wolf-Rayet Stars and Mass Loss.- Mass Loss from P Cygni.- Rocket Observations of Mass Loss from Hot Stars.- Intrinsic Polarization for Objects with Extended Atmospheres.- Mass Loss from OB Supergiants.- Evidence for Mass Loss from the F-Type Supergiant, 89 Herculis.- A New Outburst of the Shell Star 48 Librae.- Microturbulence in Stellar Atmospheres. Methodic Remark.- Session II Mass Loss from Single Stars. Theories.- Recent Studies of Models for Unstable Stars.- Possibility of Mass Loss in the Red-Giant Stage from H-R Diagrams of Galactic Clusters.- The Colour-Magnitude Distribution of Giants in Open Clusters.- Solar-Wind Model including the Effects of Rotation, Magnetic Fields, and Anisotropic Heat Conduction.- Mass Loss from Coronae and its Effect upon Stellar Rotation.- Coronae around Helium Stars and X-Ray Sources.- Mass Loss from Fast Rotating Stars.- Angular Momentum Considerations and Mass Loss.- Session III Mass Loss from Binary Stars. Observations.- Mass Loss from Close Binaries, 194168.- General Review of Observational Spectroscopic Evidence for Mass Loss in Close Binaries.- Spectroscopic Study of the Eclipsing System R Canis Majoris.- A Gross Secular Expansion of the Primary in RW Persei.- Boss 5481 during the Shell Episode of 196567.- Mass Motions in the System of VV Cephei.- Periods of Eclipsing Novalike Variables.- About the Interpretation of Gaseous Streams in Close Binary Systems.- Mass Exchange in the Binary System AD Herculis obtained from Photometric Observations.- Period Changes of W Ursae Maioris Systems.- Session IV Mass Loss from Close Binaries. Theories.- Mass Exchange in Close Binary Systems with Primary Components of 30 M?.- Evolution of Close Binaries and Origin of Algol-Type Systems.- On the Time-Scale of the Mass Transfer in Close Binaries.- Mass Exchange in Close Binaries of Moderate Mass and Short Periods.- Evolution through Mass Exchange in Close Binary Systems of Total Mass 2.5 M?.- Mass Exchange in Close Binaries of Moderate Period and Mass.- White-Dwarf Production in Binary Systems of Large Separation.- Possible Effects of the Resonance in Close Binaries on their Mass Exchanges.- Some Problems concerning Gas Flows in Close Binary Systems of Dwarf Stars.- Les étoiles doubles, indicatrices d'une perte de masse séculaire des étoiles.- Session V Mass Loss from Unstable Stars.- Infrared Spectra of Nova Delphini 1967.- Nova Delphini 19678.- Polarization of Nova Delphini 1967.- Fresh Evidence concerning the Type of Ejection of Novae.- A Mechanism for the Production of Planetary Nebulae.- Photoelectric Observations of CH Cygni during the Explosive Phases of 196768.- Spectroscopic Evidence for Mass Loss from CH Cygni.