Effect of proton-amplified waves on the evolution of solar energetic particle composition in gradual events

Geophysical Research Letters

Volumn 26, Issue 14, 1999, Pages 2145-2148

  Ng, Ghee K ^a,b   Reames, Donald V ^b,c   Tylka, Allan J ^a  

^a NASA GODDARD SPACE FLIGHT CENTER   (United States)

^b NAVAL RESEARCH LABORATORY   (United States)

^c UNIVERSITY OF MARYLAND   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

HELIUM; HYDROGEN; INTEGRODIFFERENTIAL EQUATIONS; ION SOURCES; IONS; IRON; MATHEMATICAL MODELS; OXYGEN; PLASMA OSCILLATIONS; PLASMA WAVES; PROTONS; SOLAR RADIATION;

ALFVEN WAVES; MAGNETIC FOCUSING; SOLAR ENERGETIC PARTICLES (SEP); COUPLED EVOLUTION; ENERGETIC ION; ION TRANSPORTS; PITCH ANGLE; SOLAR ENERGETIC PARTICLE EVENTS; SOLAR ENERGETIC PARTICLES; WAVE AMPLIFICATION;

COSMIC RAYS; ELEMENTARY PARTICLES;

SOLAR ACTIVITY;

EID: 0032739907     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/1999GL900459     Document Type: Article

References (15)

1. Cane, H. V., Reames, D. V., and T. T. von Rosenvinge, The role of interplanetary shocks in the longitude distribution of solar energetic particles, J. Geophys. Res. 93, 9555-9567, 1988.
2. Cliver, E. W., Solar flare gamma-ray emission and energetic particles in space, in High Energy Solar Physics, eds. R. Ramaty et al, AIP Conf. Proc. 374 (AIP Press), 45-60, 1996.
3. Earl, J. A., The diffusive idealization of charged-particle transport in random magnetic fields, Astrophys. J. 193, 231, 1974.
4. Gosling, J. T., The solar flare myth, J. Geophys. Res. 98, 18937-18949, 1993.
5. Kahler, S., Solar flares and coronal mass ejections, Annu. Rev. Astron. Astrophys. 30, 113-141, 1992.
6. Lee, M. A., Coupled hydromagnetic wave excitation and ion acceleration at interplanetary shocks, J. Geophys. Res. 88, 6109-6119, 1983.
7. Lee, M. A., Particle acceleration and transport at CME-driven shocks, in Coronal Mass Ejections, eds. N. Crooker, J. A. Jocelyn, and J. Feynman, Geophys. Monograph 99 (AGU Press) 227-234, 1997.
8. Lee, M. A., and J. M. Ryan, Time-dependent coronal shock acceleration of energetic solar flare particles, Astrophys. J. 303, 829-842, 1986.
9. Mason, G. M., Gloeckler, G., and D. Hovestadt, Temporal variations of nucleonic abundances in solar flare energetic particle events. I. well-connected events, Astrophys. J. 267, 844-862, 1983.
10. Ng, C. K., and D. V. Reames, Focused interplanetary transport of ∼ 1 MeV solar energetic protons through self-generated waves, Astrophys. J. 424, 1032-1048, 1994.
11. Ng, C. K., and D. V. Reames, Pitch angle diffusion coefficient in an extended quasi-linear theory, Astrophys. J. 453, 890-905, 1995.
12. Reames, D. V., Coronal abundances determined from energetic particles, Adv. Space Res. 15, 41-51, 1995.
13. Reames, D. V., Energetic particles and the structure of coronal mass ejections, in Coronal Mass Ejections, ibid, 217-226, 1997.
14. Reames, D. V., Barbier, L. M., and C. K. Ng, The spatial distribution of particles accelerated by coronal mass ejection-driven shocks, Astrophys. J. 466, 473-486, 1996.
15. Tylka, A. J., Reames, D. V., and C. K. Ng, Observations of systematic temporal evolution hi elemental composition during gradual solar energetic particle events, Geophys. Res. Lett, this issue, 1999.