Abstract
The data of ground and underground observations of cosmic rays are used to determine, by spectrographic method, the features of spectrum in the high-energy range and to estimate the upper limit of the spectrum of the 11-year variations, Forbush decreases, and solar anisotropy of cosmic rays. The results obtained are interpreted on the basis of the theory of anisotropic diffusion of galactic cosmic rays in spiral interplanetary magnetic field in the presence of a broad spectrum of magnetic inhomogeneities including convective particle transfer, adiabatic cooling, and modulation by interplanetary shock wave.
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Dorman, L.I., Bishara, A.A. The nature and features of the spectrum of the 11-year variations, forbush decreases, and solar anisotropy of high-energy cosmic rays. Acta Physica 44, 307–322 (1978). https://doi.org/10.1007/BF03158144
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DOI: https://doi.org/10.1007/BF03158144