M. H. Acu?a, Magnetic field of Mars: Summary of results from the aerobreaking and mapping orbits, J. Geophys. Res, vol.106, pp.403-426, 2001.

M. G. Baring, K. W. Ogilvie, D. C. Ellison, and R. J. Forsyth, Acceleration of solar wind ions by nearby interplanetary shocks: Comparison of Monte Carlo simulation with Ulysses observations, Astrophys. J, vol.476, pp.889-902, 1997.

R. Bauske, A. F. Nagy, T. I. Gombosi, D. L. De-zeeuw, K. G. Powell et al., A three-dimensional MHD study of the solar wind mass loading processes at Venus: Effects of photoionization, electron impact ionization, and charge exchange, J. Geophys. Res, vol.103, pp.625-648, 1998.

G. A. Bird, Molecular Gas Dynamics and the Direct Simulation of Gas Flows, 1994.

S. W. Bougher and R. G. Roble, Comparative terrestrial planet thermosphere, 1, Solar cycle variation of global mean temperature, J. Geophys. Res, vol.96, pp.45-56, 1991.

D. A. Brain, F. Bagenal, D. H. Acu?a, J. E. Connerney, D. H. Crider et al., Reconnection of Martian crustal magnetic fields to solar wind, Geophys. Res. Abstr, vol.3, pp.4743-4750, 1997.

S. H. Brecht, Solar wind proton deposition into the Martian atmosphere, J. Geophys. Res, vol.102, pp.287-298, 1997.
DOI : 10.1029/97ja00561
URL : https://agupubs.onlinelibrary.wiley.com/doi/pdf/10.1029/97JA00561

L. F. Burlaga, Magnetic clouds, Physics of the Inner Heliosphere, vol.II, 1991.

W. Eckstein, Computer Simulation of Ion-Solid Interactions, 1991.

D. C. Ellison and R. Ramaty, Shock acceleration of electrons and ions in solar flares, Astrophys. J, vol.298, pp.400-408, 1985.

J. Feynman and S. B. Gabriel, On space weather consequences and predictions, J. Geophys. Res, vol.105, pp.534-544, 2000.
DOI : 10.1029/1999ja000141
URL : https://agupubs.onlinelibrary.wiley.com/doi/pdf/10.1029/1999JA000141

J. Feynman, G. Spitale, J. Wang, S. Gabriel, J. L. Fox et al., Ionization, luminosity, and heating of the upper atmosphere of Mars, J. Geophys. Res, vol.98, pp.7315-7333, 1979.

J. L. Fox, P. Zhou, and S. W. Bougher, The Martian thermosphere/ionosphere at high and low solar activities, Adv. Space Res, vol.17, pp.203-208, 1995.
DOI : 10.1016/0273-1177(95)00751-y

J. T. Gosling and D. J. Mccomas, Field line draping about fast coronal mass ejecta: A source of strong out-of-the-ecliptic interplanetary magnetic fields, Geophys. Res. Lett, vol.14, pp.355-358, 1987.

J. T. Gosling, J. R. Asbridge, S. J. Bame, W. C. Feldman, R. D. Zwickl et al., Interplanetary ions during an energetic storm particle event: The distribution function from solar wind thermal energies to 1.6 MeV, J. Geophys. Res, vol.86, pp.547-554, 1981.

R. E. Johnson, Energetic Charged-Particle Interactions With Atmospheres and Surfaces, 1990.
DOI : 10.1007/978-3-642-48375-2

R. E. Johnson and M. Liu, The loss of atmosphere from Mars, Science, vol.274, 1932.

R. E. Johnson and M. Liu, Sputtering of the atmosphere of Mars, 1, Collisional dissociation of CO 2, J. Geophys. Res, vol.103, pp.3639-3647, 1998.

R. E. Johnson and J. G. Luhmann, Sputter contribution to the atmospheric corona on Mars, J. Geophys. Res, vol.103, pp.3649-3653, 1998.

R. E. Johnson, D. Schnellenberger, and M. C. Wong, The sputtering of an oxygen thermosphere by energetic O +, J. Geophys. Res, vol.105, pp.1659-1670, 2000.

F. C. Jones and D. C. Ellison, The plasma physics of shock acceleration, Space Sci. Rev, vol.58, pp.259-346, 1991.

E. Kallio and S. Barabash, Atmospheric effects of precipitating energetic hydrogen atoms on the Martian atmosphere, J. Geophys. Res, vol.106, pp.165-178, 2001.

E. Kallio and H. Koskinen, A test particle simulation of the motion of oxygen ions and solar wind protons near Mars, J. Geophys. Res, vol.104, pp.557-580, 1999.

E. Kallio and J. G. Luhmann, Charge exchange near Mars: The solar wind absorption and energetic neutral atom production, J. Geophys. Res, vol.102, pp.183-205, 1997.
DOI : 10.1029/97ja01662

E. Kallio, J. G. Luhmann, and J. G. Lyon, Magnetic field near Venus: A comparison between Pioneer Venus Orbiter magnetic field observations and a MHD simulation, J. Geophys. Res, vol.103, pp.4723-4737, 1998.
DOI : 10.1029/97ja02862
URL : https://agupubs.onlinelibrary.wiley.com/doi/pdf/10.1029/97JA02862

D. M. Kass and Y. L. Yung, Loss of atmosphere from Mars due to solarwind induced sputtering, Science, vol.268, pp.697-699, 1995.

D. M. Kass and Y. L. Yung, The loss of atmosphere from Mars: Response, Science, vol.274, 1932.

J. Kim, A. F. Nagy, J. L. Fox, and T. E. Cravens, Solar cycle variability of hot oxygen atoms at Mars, J. Geophys. Res, vol.103, pp.339-368, 1998.
DOI : 10.1029/98ja02727
URL : https://agupubs.onlinelibrary.wiley.com/doi/pdf/10.1029/98JA02727

K. Klein and G. Trottet, The origin of solar energetic particle event: Coronal acceleration versus shock wave acceleration, Space Sci. Rev, vol.95, pp.215-225, 2001.

F. Leblanc and R. E. Johnson, Sputtering of the Martian atmosphere by solar wind pick-up ions, Planet. Space Sci, vol.49, pp.645-656, 2001.
URL : https://hal.archives-ouvertes.fr/insu-02151837

F. Leblanc and R. E. Johnson, Role of molecular species in pickup ion sputtering of the Martian atmosphere, J. Geophys. Res, vol.107, issue.E2, 2002.
URL : https://hal.archives-ouvertes.fr/insu-02153593

M. A. Lee, Particle acceleration and transport at CME-driven shocks, Coronal Mass Ejections, Geophys. Monogr. Ser, vol.99, pp.227-234, 1997.
DOI : 10.1029/gm099p0227

R. P. Lin, Energetic solar electrons in the interplanetary medium, Sol. Phys, vol.100, pp.537-561, 1985.
DOI : 10.1007/978-94-009-4588-3_26

J. G. Luhmann and J. U. Kozyra, Dayside pickup oxygen in precipitation at Venus and Mars: Spatial distribution, energy deposition, and consequences, J. Geophys. Res, vol.96, pp.5457-5467, 1991.
DOI : 10.1029/90ja01753

J. G. Luhmann, M. Tatrallyay, C. T. Russell, and D. Winterhalter, Magnetic field fluctuations in the Venus magnetosheath, Geophys. Res. Lett, vol.10, pp.655-658, 1983.
DOI : 10.1029/gl010i008p00655

J. G. Luhmann, R. E. Johnson, and M. H. Zhang, Evolutionary impact of sputtering of the Martian atmosphere by O + pickup ions, Geophys. Res. Lett, vol.19, pp.2151-2154, 1992.

J. G. Luhmann, M. H. Acuña, M. Purucker, C. T. Russell, and J. G. Lyon, The Martian magnetosheath: How Venus-like?, Planet. Space Sci, 2002.
DOI : 10.1016/s0032-0633(02)00028-4

G. L. Mason, Particle acceleration and sources in the November 1997 solar energetic particle event, Geophys. Res. Let, vol.26, pp.141-144, 1999.

S. Mckenna-lawlor, V. V. Afonin, E. Kirsch, K. Schwingenschuh, J. A. Slavin et al., An overview of energetic particles (from 55 keV to >30 MeV) recorded in the close Martian environment and their energization in local and external processes, Planet. Space Sci, vol.46, pp.83-102, 1998.

M. Oetlicker, B. Klecker, D. Hovestadt, G. M. Mason, J. E. Mazur et al., The ionic charge of solar energetic particles with energies of 0.3-70 MeV per nucleon, Astrophys. J, vol.477, pp.495-501, 1997.

M. Purucker, D. Ravat, H. Frey, C. Voorhies, T. Sabaka et al., An altitude-normalized magnetic map of Mars and its interpretation, Geophys. Res. Lett, vol.27, pp.2449-2452, 2000.

D. V. Reames, Solar energetic particles: A paradigm shift, Rev. Geophys, vol.30, pp.585-590, 1995.
DOI : 10.1029/95rg00188

D. V. Reames, Particle acceleration at the sun and in the heliosphere, Space Sci. Rev, vol.413, pp.413-491, 1999.

D. V. Reames, L. M. Barbier, T. T. Von-rosenvinge, G. M. Mason, J. E. Mazur et al., Energy spectra of ions accelerated in impulsive and gradual solar events, Astrophys. J, vol.483, pp.515-522, 1997.

D. V. Reames, S. W. Kahler, and C. K. Ng, Spatial and temporal invariance in the spectra of energetic particles in gradual solar events, Astrophys. J, vol.491, pp.414-420, 1997.

D. V. Reames, C. K. Ng, and A. J. Tylka, Heavy ion abundances and spectra and the large gradual solar energetic particles event of, Astrophys. J, vol.548, pp.233-236, 2000.

C. T. Russell, T. L. Zhang, and J. G. Luhmann, On the cause of distant bow shock encounters, Plasma Environments of the Nonmagnetic Planets, 1993.

P. Van-nes, R. Reinhard, T. R. Sanderson, and K. Wenzel, The energy spectrum of 35-to 1600-keV protons associated with interplanetary shocks, J. Geophys. Res, vol.89, pp.2122-2132, 1984.

V. Steiger, R. , J. Geiss, G. Gloecker, and A. B. Galvin, Kinetic properties of heavy ions in the solar wind from SWICS/Ulysses, Space Sci. Rev, vol.72, p.71, 1995.

V. Steiger, R. , N. A. Schwadron, L. A. Fisk, J. Geiss et al., Composition of quasi-stationary solar wind flows from Ulysses/Solar wind ion composition spectrometer, J. Geophys. Res, vol.105, pp.217-244, 2000.

M. H. Zhang, J. G. Luhmann, A. F. Nagy, J. R. Spreiter, and S. Stahara, Oxygen ionization rates at Mars and Venus: Relative contributions of impact ionization and charge exchange, J. Geophys. Res, vol.98, pp.3311-3318, 1993.

J. F. Ziegler, J. P. Biersack, and V. Littmark, The Stopping and Ranges of Ions in Solids, 1985.

À. E. Chassefiere and F. Leblanc, Service d'Aéronomie du CNRS

R. E. Johnson,

J. G. Luhmann, Centennial Drive at Grizzly Peak Blvd