Symposium Papers on Cosmic Rays: Held at the University of Chicago, June 29, 30, 19381939 - Cosmic rays - 195 pages |
Common terms and phrases
A. H. Compton absorption coefficient altitude assumption asymptotic atmosphere average energy barytrons bursts cent centimeters charged cloud chamber collisions cosmic radiation cosmic ray intensity cosmic rays counters counting rate depth direction distance earth earth's magnetic field electrons electroscope energy distribution energy loss equator experimental Franklin Institute galaxy hard component hard rays high energy infinity latitude effect lead Lemaitre limit Liouville's theorem longitude effect low energy M. S. Vallarta main cone maximum measurements meter of water Millikan and Neher multiplication nuclear forces number of rays number of showers observed obtained penetrating component penetrating rays Peru phenomena Phys positive and negative primary rays protons quadripole quantum theory radius range Rossi sea level secondaries shadow cone showers produced shown in Fig soft component Störmer T. H. Johnson thickness tion trajectories vertical vertical direction W. F. G. Swann water equivalent y₁ zenith angle