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On the possibility of PCR chemical composition study by means of emulsion chambers

✍ Scribed by L. Chadranian; M. Kalmakhelidze; R. Mukhamedshin; N. Roinishvili; M. Svanidze; S. Slavatinski


Publisher
Elsevier Science
Year
1999
Tongue
English
Weight
157 KB
Volume
75
Category
Article
ISSN
0920-5632

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✦ Synopsis


Chemical composition of PCR were investigated by means of emulsion chambers in several works [1-3]. The conclusion was that the fraction of Fe induced families is less than 3% -7% and heavy nuclei in primary cosmic rays with energy more than 1016 eV are less than 0.22 -0.27. The aim of the present report is to show the origin of sensitivity of 7-hadron families to the atomic number of PCR and review once more the conclusion about normal composition of PCR in the energy interval 1015 -1016 eV.


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