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On the possibility of the determining the average mass composition near 10 to the 14th power ev through the solar magnetic field
| Content Provider | NASA Technical Reports Server (NTRS) |
|---|---|
| Author | Lloyd-Evans, J. |
| Copyright Year | 1985 |
| Description | The discovery of primary ultrahigh energy (UHE) gamma-rays has spawned plans for a new generation of air shower experiments with unprecedented directional resolution. Such accuracy permits observation of a cosmic ray shadow due to the solar disc. Particle trajectory simulations through models of the large scale solar magnetic field were performed. The shadow is apparent above 10 to the 15th power eV for all cosmic ray charges /Z/ 26; at lower energies, trajectories close to the Sun are bent sufficiently for this shadow to be lost. The onset of the shadow is rigidity dependent, and occurs at an energy per nucleus of approx. Z x 10 to the 13th power eV. The possibility of determining the average mass composition near 10 to the 14th power eV from 1 year's observation at a mountain altitude array is investigated. |
| File Size | 243242 |
| Page Count | 4 |
| File Format | |
| Alternate Webpage(s) | http://archive.org/details/NASA_NTRS_Archive_19850025738 |
| Archival Resource Key | ark:/13960/t3809zx06 |
| Language | English |
| Publisher Date | 1985-08-01 |
| Access Restriction | Open |
| Subject Keyword | Space Radiation Shadows Gamma Rays Cosmic Ray Showers Ionizing Radiation Moon Lunar Shadow Particle Trajectories Solar Cosmic Rays Solar Magnetic Field Sun Primary Cosmic Rays Ntrs Nasa Technical Reports Server (ntrs) Nasa Technical Reports Server Aerodynamics Aircraft Aerospace Engineering Aerospace Aeronautic Space Science |
| Content Type | Text |
| Resource Type | Article |