The heliospheric current sheet and galactic cosmic rays

AIP Conference Proceedings

Volumn 858, Issue , 2006, Pages 104-109

  Smith, Edward J ^a  

^a CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Galactic cosmic rays; Heliospheric magnetic field; Solar cycle modulation

Indexed keywords

EID: 33846536753     PISSN: 0094243X     EISSN: 15517616     Source Type: Conference Proceeding    
DOI: 10.1063/1.2359313     Document Type: Conference Paper

References (14)

1. L. Svaalgard and J. M. Wilcox, The spiral interplanetary magnetic field: A polarity and sunspot cycle variation, Science,186, 51-53 (1974).
2. E. J. Smith and B.T. Thomas, Latitudinal Extent of the Heliospheric Current Sheet and Modulation of Galactic Cosmic Rays, J. Geophys. Res., 91, 2933-2942 (1986).
3. T. Saito and D.B. Swinson, The inclination of the heliospheric neutral sheet and cosmic ray intensity at the earth, J. Geophys. Res., 91, 4536 (1986).
4. J. A. Lockwood, W.R.Webber and J.T. Hoeksema, Interplanetary cosmic ray latitudinal gradients in 1984 to 1987 using IMP 8 and Voyager data, J.Geophys. Res., 93, 7521-7526 (1988).
5. J. M. Webber and J.A. Lockwood, The onset of the new modulation cycle in 1987-1988 as a function of heliocentric distance and latitude, J. Geophys. Res., 95, 2253-2260 (1990).
6. E. J. Smith, The heliospheric current sheet and modulation of galactic cosmic rays, J. Geophys. Res., 95, 18,731-18,743 (1990).
7. J. T. Hoeksema, J. M.Wilcox and P. H. Scherrer, Structure of the heliospheric current sheet in the Early Portion of Sunspot Cycle 21, J.Geophys. Res., 87, 10331 (1982).
8. J. R. Jokipii and B.T. Thomas, Effects of drifts on the transport of cosmic rays, IV, Modulation by a wavy interplanetary current sheet, Astrophys. J., 243, 1115 (1981).
9. J. Kota and J.R. Jokipii, Effects of drifts on the transport of cosmic rays, VI, A three-dimensional model including diffusion, Astrophys. J., 265, 573 (1983).
10. R. A. Burger and M.S. Potgieter, The effect of large heliospheric current sheet tilt angles in numerical modulation models: A theoretical assessment, Proc. Int. Conf. Cosmic Rays 26th, 7, 13-16 (1999).
11. L. F. Burlaga, F.B. McDonald, N.F. Ness, R. Schwenn, A. J. Lazarus and F. Mariani, Interplanetary flow systems associated with cosmic ray modulation in 1977-1980, J. Geophys. Res., 89, 6579 (1984).
12. R. A. Caballero-Lopez, H. Moraal and F. B. McDonald, Galactic cosmic ray modulation: Effects of the solar wind termination shock and the heliosheath, J.Geophys. Res., 109, A05105, 1-7 (2005).
13. J. A. Lockwood and W.R. Webber, Intensities of galactic cosmic rays of ∼ 1.5 GV rigidity at Earth versus the heliospheric current sheet tilt, J.Geophys. Res., 110, A 04102, 1-5 (2005).
14. W. R. Webber, B. Heber and J.A. Lockwood, Time variations of cosmic ray electrons and nuclei between 1978 and 2004: Evidence for charge-dependent modulation organized by changes in solar magnetic polarity and current sheet tilt, J. Geophys. Res., 110, A12107, 1-7 (2005).