Intensity of Cosmic Rays at Low Altitude and the Origin of the Soft Component

1943 ◽  
Vol 63 (9-10) ◽  
pp. 323-333 ◽  
Author(s):  
Kenneth Greisen
2003 ◽  
Vol 31 (2) ◽  
pp. 351-356 ◽  
Author(s):  
G. Furano ◽  
V. Bidoli ◽  
M. Casolino ◽  
M.P. De Pascale ◽  
A. Iannucci ◽  
...  

1942 ◽  
Vol 61 (11-12) ◽  
pp. 684-685 ◽  
Author(s):  
Pierre V. Auger
Keyword(s):  

The experimental data on the cosmic-ray geomagnetic effects are used to provide information on the nature of the primary cosmic rays and on the mode of production of the meson component. The relevant arguments are first reviewed in a qualitative way and then elaborated by a quantitative analysis, which is not dependent upon any specific theory of meson production. Three main possibilities are discussed, the so-called proton, ‘mixed’ and soft component hypotheses (see §1 for definitions). It is concluded that the bulk of the mesons must arise from protons (or possibly other heavier positively charged particles). The analysis suggests that the average multiplicity of the process of meson production is about nine. From consideration of the asymmetry at high altitudes it seems likely that the primary radiation consists of protons and electrons (equally positive and negative) in the ratio of about one proton to four electrons.


1946 ◽  
Vol 70 (9-10) ◽  
pp. 769-770 ◽  
Author(s):  
S. N. Vernov ◽  
O. N. Vavilov

1942 ◽  
Vol 61 (3-4) ◽  
pp. 121-128 ◽  
Author(s):  
Bruno Rossi ◽  
Kenneth Greisen
Keyword(s):  

1994 ◽  
Vol 144 ◽  
pp. 635-639
Author(s):  
J. Baláž ◽  
A. V. Dmitriev ◽  
M. A. Kovalevskaya ◽  
K. Kudela ◽  
S. N. Kuznetsov ◽  
...  

AbstractThe experiment SONG (SOlar Neutron and Gamma rays) for the low altitude satellite CORONAS-I is described. The instrument is capable to provide gamma-ray line and continuum detection in the energy range 0.1 – 100 MeV as well as detection of neutrons with energies above 30 MeV. As a by-product, the electrons in the range 11 – 108 MeV will be measured too. The pulse shape discrimination technique (PSD) is used.


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