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An Analytical Theory of Diffusive Shock Acceleration for Gradual SEP Events

An Analytical Theory of Diffusive Shock Acceleration for Gradual SEP Events. Marty Lee Durham, New Hampshire USA. Acceleration at a CME-Driven Shock. Lee, 2005. First-Order Fermi Acceleration. v . v z. Upstream Waves I. Tsurutani et al., 1983. Upstream Waves II. Hoppe et al., 1981.

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An Analytical Theory of Diffusive Shock Acceleration for Gradual SEP Events

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  1. An Analytical Theory of Diffusive Shock Acceleration for Gradual SEP Events Marty Lee Durham, New Hampshire USA

  2. Acceleration at a CME-Driven Shock Lee, 2005

  3. First-Order Fermi Acceleration v vz

  4. Upstream Waves I Tsurutani et al., 1983

  5. Upstream Waves II Hoppe et al., 1981

  6. Instability Mechanism v vz VA

  7. January 20, 2005 GLE Event Bieber et al., 2005

  8. Large SEP Events Reames and Ng, 1998

  9. SEP Energy Spectra Tylka et al., 2001

  10. Shock Geometry Cane et al., 1988

  11. Shock Acceleration I

  12. Shock Acceleration II

  13. Shock Acceleration III

  14. Shock Acceleration IV

  15. Shock Acceleration V

  16. Analytical and Numerical Calculations Proposed I 1. Calculation of with dependence on 2. Role of shock obliquity (Tylka and Lee, 2006)

  17. Analytical and Numerical Calculations Proposed II 3. Form of exponential rollover with dependence on 4. Ion spatial profiles upstream of the shock with dependence on 5. Escaping ions and the streaming limit with dependence on 6. Inferring from ESP events

  18. Spectral Rollover: Mewaldt et al.;

  19. Work Plan: Way Behind! Year 1: Complete and publish analytical work Year 2: Develop the numerical algorithm and test the analytical approximation. Year 3: Systematic comparison of results with selected events

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