Abstract
A number of solar X-ray events above 10 keV and 20 keV were compiled in order to test for evidence of anisotropic emission. The results are not definite, although the two samples show apparently different behaviours.
This is a preview of subscription content, log in via an institution to check access.
Similar content being viewed by others
References
Arnoldy, R. L., Kane, S. R., and Winckler, J. R.: 1968, Astrophys. J. 151, 711; and 1968, CR-108, Univ. of Minnesota.
Brini, D., Evangelisti, F., Fuligni Di Grande, M. T., Pizzichini, G., Spizzichino, A., and Vespignani, R.: 1973, Astron. Astrophys. 25, 17.
Drake, J. F.: 1971, Solar Phys. 16, 152.
Elwert, G. and Haug, E.: 1971, Solar Phys. 20, 413.
Kane, S. R.: 1969, Astrophys. J. 157, L139.
Kane, S. R. and Anderson, K. A.: 1970, Astrophys. J. 162, 1003.
Kane, S. R. and Winckler, J. R.: 1969, CR-134, Univ. of Minnesota
McKenzie, D. L.: 1971, Thesis, UCSD SP 71-03.
Ohki, K. I.: 1969, Solar Phys. 7, 260.
Pintér, S.: 1969, Solar Phys. 8, 142.
Santangelo, N., Horstman, H., and Horstman-Moretti, E.: 1973, Solar Phys. 29, 143.
Solar-Geophysical Data - ESSA Reports, Boulder.
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Pizzichini, G., Spizzichino, A. & Vespignani, G.R. On anisotropy of solar hard X-ray emission. Sol Phys 35, 431–439 (1974). https://doi.org/10.1007/BF00151966
Revised:
Issue Date:
DOI: https://doi.org/10.1007/BF00151966