Gamma-Ray Astronomy

Nuclear Transition Region

Häftad, Engelska, 1976

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Only a few positive experimental results have been reported, in spite of an expenditure of considerable effort by many people: in particular, the possible Galactic Center emission line (473 to 530keV) and 'Y-ray lines at several energies (e.

Produktinformation

Utgivningsdatum1976-12-31
Mått155 x 235 x 19 mm
Vikt511 g
FormatHäftad
SpråkEngelska
SerieGeophysics and Astrophysics Monographs
Antal sidor336
FörlagSpringer
ISBN9789027706966

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Astronomi inom Naturvetenskap och teknik

I. Introduction.- 1.1. Brief History of Attempts to Detect Celestial ?-Rays < 50 MeV.- 1.2. Astrophysical Significance of ?-Ray Line Astronomy.- II. Mechanisms for ?-Ray Line and Continuum Production.- 2.1. Basic Mechanisms and Sources.- 2.2. Thermal Radiation Field.- 2.3. Particle-Field Interactions.- 2.4. Particle-Matter Interactions.- 2.5. Special Effects.- 2.6. Summary of ?-Ray Spectra.- III. Theoretical Estimates of ?-Ray Emission.- 3.1. Solar ?-Rays.- 3.2. Cosmic Sources (Point and Localized).- 3.3. Cosmic Diffuse Sources.- IV. Interaction of ?-Rays with Matter.- 4.1. ?-Ray Properties.- 4.2. Interaction Processes.- V. ?-Ray Flux Observations.- 5.1. Solar Observations.- 5.2. Cosmic Observations (Point and Localized Sources).- 5.3. Diffuse ?-Ray Flux Observations (100 keV to 100 MeV).- 5.4. Transient ?-Ray Bursts.- VI. Experimental Considerations for Nuclear ?-Ray Astronomy.- 6.1. Background Factors.- 6.2. Design Limitations.- 6.3. Current Detection Methods.- VII. Conclusions.- Notes Added in Proof.- Appendices.- A. Attenuation Coefficients for ?-Ray Interactions.- B. Conversion Factors for Energy Units.- References.