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" Problems in Stellar Atmospheres and Envelopes "
edited by Bodo Baschek, Wilhelm H. Kegel, Gerhard Traving.
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BL
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| Record Number
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578446
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b407665
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| Main Entry
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Baschek, Bodo.
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| Title & Author
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Problems in Stellar Atmospheres and Envelopes\ edited by Bodo Baschek, Wilhelm H. Kegel, Gerhard Traving.
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| Publication Statement
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Berlin, Heidelberg :: Springer Berlin Heidelberg,, 1975.
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| ISBN
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9783642809194
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: 9783642809217
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| Contents
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The Energy Flux of the Sun A Critical Discussion of Standard Values for the Solar Irradiance -- 1. Introduction -- 2. High Altitude Experiments -- 3. Discussion of the Results -- 4. Results of Measurements in the Far Ultraviolet -- References -- Model Stellar Atmospheres and Heavy Element Abundances -- 1. Introduction -- 2. The Temperature Stratification -- 3. The Gas and Electron Pressures -- 4. The Energy Distribution in the Continuum -- 5. The Line Absorption -- 6. The UBV Colors -- 7. The Temperature Calibrations -- 8. The Bolometric Correction -- 9. Convection and Metal Abundances -- References -- Properties and Problems of Helium Stars -- 1. Introduction -- 2. General Properties -- 3. Spectrum -- 4. Atmospheric Structure -- 5. Individual Obj ects -- 6. Abundances -- 7. Evolution of Model Helium Stars and the (g, Teff) -Diagram -- 8. Empirical (g, Teff) -Diagram -- 9. Variability and Atmospheric Motions -- 10. Conclusion -- References -- Abundance Anomalies in Early-Type Stars -- 1. Introduction -- 2. Problems Related to the Determination of Abundance Anomalies -- 3. The Population I Peculiar B Stars -- 4. The CNO Stars -- 5. The Population II B Stars -- 6. On the Origin of the Ap Phenomenon -- References -- A-Type Horizontal-Branch Stars -- 1. Introduction -- 2. Characteristics of A-Type Atmospheres -- 3. Observational Quantities -- 4. Field Horizontal-Branch Stars -- 5. Horizontal-Branch Stars in Globular Clusters -- 6. Chemical Composition and Mass-Luminosity Relation -- References -- White Dwarfs: Composition, Mass Budget and Galactic Evolution -- 1. Introduction -- 2. The Atmospheres of White Dwarfs -- 3. Composition of Interiors and Envelopes. White-Dwarf Formation -- 4. Interpretation of Atmospheric Composition Differences DA vs. Non-DA Stars -- 5. White Dwarfs: Mass Budget and Galactic Evolution -- References -- Herbig-Haro Objects and T Tauri Nebulae -- 1. Introduction -- 2. Observation of Herbig-Haro Obj ects -- 3. Theory and Theoretical Deductions from the Observations -- 4. The T Tauri Emission Nebula -- References -- Circumstellar Envelopes and Mass Loss of Red Giant Stars -- 1. Introduction -- 2. Circumstellar Absorption Lines -- 3. Dust and Molecules in the Circumstellar Envelopes of Red Giants -- 4. The Dependence of Mass Loss on Basic Stellar Parameters -- 5. Consequences for Stellar Evolution -- References -- Cosmic Masers -- 1. Introduction -- 2. Observational Characteristics -- 3. Radiative Transfer -- 4. Polarization -- 5. Pumping Mechanisms -- 6. Models -- 7. Discussion and Conclusion -- References -- Radio Emission from Stellar and Circumstellar Atmospheres -- 1. Introduction -- 2. Stellar Chromospheres and Coronas -- 3. Solar-Type Activity on Stars -- 4. Flare Stars: UV Cet et al -- 5. Radio Emission from Close Binaries -- 6. Radio Emission from Objects with Circumstellar Envelopes -- 7. X-Ray Stars as Radio Emitters -- 8. The Remaining Stellar Observations -- References -- Line Formation in Turbulent Media -- 1. Introduction -- 2. General Structure of the Problem -- 3. Line Formation in Discontinuous Velocity Fields -- 4. Line Formation in Media with Continuous Velocity Fields -- 5. Solution of the Generalized Transfer Equation -- 6. An Approach to NLTE Line Formation in Turbulent Media -- 7. Concluding Remarks -- References -- Index of Astronomical Objects.
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Physics.
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Kegel, Wilhelm H.
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Traving, Gerhard.
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SpringerLink (Online service)
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