Origin of cosmic rays : symposium no. 94, jointly with international Union of Pure and Applied Physics, held in Bologna, Italy, June 11-14, 1980

The Origin of Cosmic Rays (Introductory Remarks).- Review of Cosmic Rays.- Isotopes in Galactic Cosmic Rays.- The Charge and Isotopic Composition of Z ? 10 Nuclei in the Cosmic Ray Source.- Isotopes of Cosmic Ray Elements from Neon to Nickel.- Wolf Rayet Stars and the Origin of the 22Ne Excess in Cosmic Rays.- CR-39 Plastic Track Detector Experiment for Measurement of Charge Composition of Primary Cosmic Rays.- Supernova and Cosmic Rays.- What can we learn about Cosmic Rays from the UV, Optical, Radio and X-Ray Observations of Supernova 1979c in M 100?.- Very High Energy Cosmic Rays.- Diffusion of High Energy Cosmic Rays from the Virgo Cluster.- On the Detection of Heavy Primaries above 1014eV.- Interstellar and Intracluster Tunnels and Acceleration of High-Energy Cosmic Rays.- Features of the High Energy Electron Spectrum.- Ultra Heavy Cosmic Rays.- The Heavy Nuclei Experiment on HEAO-3.- Propagation Studies Related to the Origin of Cosmic Rays.- Interpretation of Cosmic Ray Composition: the Pathlength Distribution.- Are Stellar Flares and the Galactic Cosmic Rays Related?.- Extended Radio Sources.- Compact Radio Sources.- Nuclei of Galaxies: The Origin of Plasma Beams.- The Common Properties of Plerions and Active Galactic Nuclei.- Central Radio Sources in Galaxies.- A Self--Consistent Multiple Compton Scattering Model for the X and ?-Ray Emission from Active Galactic Nuclei.- Symmetry Breaking and Invariant Mass Approach to the Spiral Structure of Galaxies.- Neutrino Emission from Galaxies and Mechanisms for Producing Radio Lobes.- Particle Acceleration by Pulsars.- ?-Ray Emission from Slow Pulsars.- Distribution of Neutrino Fluxes from Pulsar Shells.- Distribution of Non-Thermal Emission in Galaxies.- Cosmic Rays and Galactic Radio Noise.- The All-Sky 408 MHz Survey.- The Large-Scale Distribution of Synchrotron Emissivity in the Galaxy.- Radio Emission from Nearby Galaxies at High Frequencies.- High-Density, Cool Regions of Interstellar Matter in the Galaxy.- Cosmic-Ray Self-Confinement in the Hot Phase of the Interstellar Medium.- Rayleigh Taylor Instabilities in the Interstellar Medium.- Nonlinear Landau Damping of Alfven Waves and the Production and Propagation of Cosmic Rays.- Cosmic Ray Antiprotons 5-12 GeV.- Anti-Protons in the Primary Cosmic Radiation.- The X-Ray Sky.- Quasar Contribution to the X-Ray Background.- Dynamical Behaviour of Gaseous Halo in a Disk Galaxy.- The Fluctuations of the Cosmic X-Ray Background as a Sensitive Tool to the Universal Source Distribution.- The Gamma-Ray Sky.- Gamma Rays from Cosmic Rays.- Cosmic Rays from Regions of Star Formation - I. The Carina Complex.- Cosmic Rays from Regions of Star Formation - II. The OB Associations.- Cosmic Rays from Regions of Star Formation - III. The Role of T-Tauri Stars in the Rho Oph Cloud.- High Energy ?-Rays from the Direction of the Crab Pulsar.- A New Kind of Gamma Ray Burst ?.- The Components of the Galactic ?-Ray Emission.- Gamma Rays from Galaxy Clusters.- High Energy Gamma Rays from Accretion Disc.- Search for X-Ray Sources in the COS-B Gamma-Ray Error Boxes.- The Acceleration of Galactic Cosmic Rays.- Cosmic Ray Acceleration in the Presence of Losses.- Cosmic-Ray Injection into Shock-Waves.- Shock Structure including Cosmic Ray Acceleration.- Selective Effects in Cosmic Rays Induced by Coulombian Interactions with Finite Temperature Plasmas.- High Energy Phenomena in the Sun.- Magnetospheric Processes Possibly Related to the Origin of Cosmic Rays.- On the Mechanism of Generation of Solar Cosmic Rays Enriched by Helium-3 and Heavy Elements.- On 3-He Rich Solar Particle Events.- Cosmic Ray Evidence for the Magnetic Configuration of the Heliosphere.- Concluding Remarks.- General Discussion.