Acceleration of Particles

Observation of a solar energetic particle event behind previous coronal mass ejection
On 2001 October 19-21 the Energetic and Relativistic Nuclei and Electron (ERNE) instrument on the Solar and Heliospheric Observatory …
A. Al-Sawad, O. Saloniemi, T. Laitinen, L. Kocharov
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Monte Carlo Simulations of Coronal Diffusive Shock Acceleration in Self-generated Turbulence
We report on Monte Carlo simulations of solar energetic particle (SEP) acceleration at quasi-parallel coronal shocks under the …
R. Vainio, T. Laitinen
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Proton and helium release times in SEP events observed with SOHO/ERNE
We determine the proton and helium nuclei release times at the Sun for 25 SEP events within the time period May 8, 1996-June 20, 2001, …
K. Huttunen-Heikinmaa, E. Valtonen, T. Laitinen
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Modeling the Shock Aftermath Source of Energetic Particles in the Solar Corona
Recent observations on board the Solar and Heliospheric Observatory (SOHO) indicate that acceleration of solar energetic particles …
Leon Kocharov, Marianna Lytova, Rami Vainio, Timo Laitinen, Jarmo Torsti
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Interplanetary and Interacting Protons Accelerated in a Parallel Shock Wave
We present a test-particle model of diffusive shock acceleration on open coronal field lines based on one-dimensional diffusion- …
R. Vainio, L. Kocharov, T. Laitinen
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