Solution of the one-dimensional diffusion equation for the hadronic cosmic-ray component in the atmosphere

Il Nuovo Cimento C - Tập 14 - Trang 15-24 - 1991
J. Bellandi Fo1, S. Q. Brunetto1, J. A. Chinellato1, R. J. M. Covolan1, C. Dobrigkeit1, M. A. Alves1
1Instituto de Fisica Gleb Wataghin, Campinas, Brasil

Tóm tắt

We solve the one-dimensional diffusion equation for the hadronic cosmic-ray component in the atmosphere assuming for the interaction mean free path a ln2 E-dependence on the energy and comparing with mountain experimental data.

Tài liệu tham khảo

J. Bellandi Fo., J. A. Chinellato, C. Dobrigkeit, S. Q. Brunetto andA. Ohsawa:Hadornic J.,11 (1988). J. Bellandi Fo., J. Dias de Deus, J. A. Chinellato, C. Dobrigkeit andS. Q. Brunetto:Nuovo Cimento A,101, 897 (1989). J. Bellandi Fo., S. Q. Brunetto, J. A. Chinellato, R. J. M. Covolan andC. Dobrigkeit:Analysis of the nucleonic energy spectrum in the atmosphere with an energy-dependent mean-free-path, Preprint DRC TH 04/88. M. L. Grigorov:Sov. J. Nucl. Phys.,23, 308 (1978). A. Liland:Proceedings of the XX ICRC, Moscow, URSS, Vol.6, p. 178 (1987). A. M. Hillas:Proceedings of the XVI ICRC, Kyoto, Japan, Vol.6, p. 13 (1979). U. Amaldi, G. Cocconi, A. I. Diddens, R. W. Dobinson, J. Dorenbosh, W. Duinker, D. Gustavson, J. Meyer, K. Potter, A. M. Wetherell, A. Baroncelli andC. Dosio:Phys. Lett. B,66, 390 (1977). L. W. Jones:Workshops on Cosmic Ray Interactions and High Energy Results (La Paz/Rio de Janeiro, July 1982). JACEE Collaboration:Nucl. Instrum. Methods A,251, 583 (1986). Mt. Fuji Collaboration:Nuovo Cimento A,65, 355 (1981). J. R. Johnson, R. Kammerud, T. Ohsugi, D. J. Ritchie, R. Shafer, D. Theriot, J. K. Walker andF. E. Taylor:Phys. Rev. D,17, 1292 (1978). A. Ohsawa andS. Yamashita:Prog. Theor. Phys.,77, 1411 (1987). I. S. Gradshteyn andI. M. Ryzhik:Table of Integrals, Series and Products (Academic Press, New York, N.Y., 1980).