Corpuscles and Radiation in Matter II / Korpuskeln und Strahlung in Materie II

collisions.- C. Stopping power of matter for electrons.- 7. Semi-classical theory.- 8. Relativistic theory.- 9. The average excication potential.- 10. The Cerenkov effect.- 11. The density effect.- D. Collisions with the conduction electron plasma.- 12. The frequency of the conduction electron plasma.- 13. The stopping power due to conduction electrons.- 14. Screening effects in the plasma.- 15. The angular distribution of electrons scattered by the plasma.- 16. Discrete energy losses in a reflected electron beam.- 17. Discrete energy losses in a transmitted electron beam.- 18. Comparison of discrete energy losses with the plasma theory.- E. Distribution of energy losses-straggling.- 19. General theory.- 20. Path length distribution due to scattering.- 21. Measurement of the most probable energy loss.- 22. Experimental distribution of energy losses for primary energy less than 2 Mev.- 23. Experimental distributions at higher energies.- F. Nuclear scattering.- 24. The theory of single nuclear scattering.- 25. Experimental measurements of single nuclear scattering.- 26. The simple theory of multiple nuclear scattering.- 27. The transition from single to multiple scattering-theory of plural scattering.- 28. Measurements of plural and multiple scattering.- G. Electron penetration through thick layers.- 29. Spectral distribution of electron flux in a medium.- 30. Electron diffusion theory.- 31. Measurement of ionization at various depths.- 32. Backscattering.- 33. Experimental measurement of range (range energy relations).- Acknowledgments.- Positronium.- A. Theorie der Vernichtung von Positronium.- 1. Auswahlregeln.- 2. Mittlere Lebensdauer des Parapositroniums.- 3. Mittlere Lebensdauer des Orthopositroniums.- 4. Verhältnis zwischen den Wirkungsquerschnitten der Drei- und Zweiquantenvernichtungen.- 5. Spektrum der Vernichtungsstrahlung.- 6. Winkel und Polarisationskorrelationen der Dreiquantenstrahlung.- B. Bildung und Stabilität von Positronium.- 7. Bildung von Positronium in Gasen.- 8. Stabilität von Positronium in Gasen.- C. Nachweis von Positronium in Gasen.- 9. Entdeckung von Positronium.- 10. Nachweismethoden für Positronium.- 11. Spektrale Verteilung der Dreiquantenvernichtung des Orthopositroniums.- 12. Experimente über Bildung und Stabilität des Positroniums.- D. Feinstruktur und Zeeman-Effekt des Positroniums.- 13. Feinstruktur.- 14. Zeeman-Effekt.- 15. Löschung im Magnetfeld.- 16. Messungen am Zeeman-Effekt.- E. Bildung von Positronium in Flüssigkeiten und festen Körpern.- 17. Bremsung der Positronen in Flüssigkeiten und festen Körpern.- 18. Mittlere Lebensdauer.- 19. Einfluß der Temperatur.- 20. Winkelkorrelation der Zweiquanten-Vernichtungsstrahlung.- Literatur.- X-ray Production by Heavy Charged Particles.- A. Inner shell ionization.- 1. Introduction and early experiments.- 2. Theoretical discussion.- 3. Theoretical discussion: First approximation.- 4. Evaluation of the cross section. Screening.- 5. Excitation of characteristic x-rays: Experimental.- 6. Experimental cross sections and conclusions.- 7. Emission of "stopping electrons".- B. Continuous radiation from heavy charged particles.- 8. Experiments and theory.- The Energy Loss of Charged Particles in Matter.- 1. Introduction.- 2. Stopping cross sections.- 3. Ranges.- Appendix A. Conversion factors for loss measurements.- Appendix B. Approximate methods for estimating the stopping cross section.- References.- Compton Effect.- A. Discovery of the Compton shift and associated phenomena.- 1. Thomson scattering.- 2. Quality of scattered radiation.- 3. Experimental and theoretical results by A. H. Compton.- 4. Recoil electrons: simultaneity and conservation.- 5. Polarization of scattered radiation.- 6. Cross section according to classical electrodynamics.- B. Conservation laws. Energy and angle relationships.- 7. Conservation of energy and momentum.- 8. The Compton shift. Energy of scattered photons.- 9. Interdepence of angles for the scattered photon and recoil electron.- 10. Energy of the Compton recoil electrons.- C. Klein-Nishina cross sections for polarized radiation.- 11. Relativistic quantum-mechanical model.- 12. Collision differential cross section for plane polarized radiation.- 13. Scattering differential cross section for plane polarized radiation.- 14. Collision differential cross section for arbitrarily polarized radiation and aligned electrons.- D. Klein-Nishina cross sections for unpolarized radiation.- 15. Collision differential cross section.- 16. Angular distribution of scattered photons.- 17. Angular distribution of Compton recoil electrons.- 18. Collision cross section integral between arbitrary angular limits.- 19. Scattering differential cross section.- 20. Scattering cross section integral between arbitrary angular limits.- 21. Bipartition angles.- 22. Average collision cross section.- 23. Average scattering cross section.- 24. Average absorption cross section.- 25. Average energy per Compton recoil electron.- 26. Energy distribution of Compton recoil electrons and scattered photons.- 27. Radiative corrections, and the double Compton effect.- E. Compton attenuation coefficients.- 28. Compton linear attenuation coefficients.- 29. Compton mass-attenuation coefficients.- F. Compton absorption coefficients.- 30. Energy absorption by Compton recoil electrons.- G. Compton scattering by bound electrons.- 31. Width of the Compton shifted line.- 32. Incoherent scattering function.- 33. Coherent scattering.- H. Compton scattering by magnetically oriented electrons.- 34. Differential collision cross section for magnetically oriented electrons.- 35. Average collision cross section for magnetically oriented electrons.- 36. Attenuation of unpolarized radiation by magnetically oriented electrons.- General references.- Sachverzeichnis (Deutsch-Englisch).- Subject Index (English-German).