François LEBLANC
Chargé de Recherche
Phone : 01 64 47 43 03
Fax : 01 69 20 29 99



1998 Phd of Plasma Physics with honors of the University of Paris XI (FRANCE)
1992 D.E.A. of numerical modeling at the Ecole Centrale de Nantes
1989-1992 Graduate Engineer at the Ecole Nationale Supérieure de Mécaniques de Nantes (specialization: Computational Fluid Dynamics).
1987 Scientific school leaving certificate



2006 - 2008 Osservatorio Astronomico di Trieste (Italie) Visiting researcher
2001 Service d'Aéronomie (Verrières-Le-Buisson, France) Researcher CNRS, permanent position.
2000-2001 Service d'Aéronomie (Verrières-Le-Buisson, France) Loss of Mars' atmosphere with E. Chassefière (SA) and J.J. Berthelier (CETP).
1999-2000 University of Virginia (Charlottesville-USA) ( Study of the sputtering by pick-up ions of the Mars atmosphere in the context of its escape with R. E. Johnson (UVA) and J..G. Luhmann (SSL) and formation of Sodium cloud at Europa (R.E. Johnson).
1995-1998 Département de recherche spatiale (Now LESIA), Observatoire de Paris/Meudon
Phd of Plasma Physics - Multimoments and multispecies generalized model for astrophysical wind expansion with D. Hubert (Observatoire de Paris).
1994-1996 Département de recherche spatiale (Now LESIA), Observatoire de Paris/Meudon
National service (20 months) - Study of construction feasibility of a new transport equations system for the solar wind - Study of a method in view of interpretations of non-Maxwellian measurements made by radars (EISCAT facilities) in the Auroral Ionosphere with C. Lathuillère (CEPHAG).
1991-1992 Ecole Centrale de Nantes (44-Nantes)
D.E.A. Research stage (11 months) - Study of spline interpolation for the resolution of Navier Stockes equations.
1991 Institut de recherche de la Construction Navale (75-Paris)
Engineer stage (4 months) - Parametrical study of influence of hull’s form upon the hold of sea.



English Fluent
Italian Fluent
German School level



  • Hubert D., Leblanc F. and Gaimard P., Current state-of-the-art for the measurement of non-Maxwellian plasma parameters with the EISCAT UHF facility, Ann. Geophysicae, 14, 1506-1512, 1996.
  • Hubert D. and Leblanc F., The 1-D O+ ion non-Maxwellian velocity distribution function revisited, Ann. Geophysicae, 15, 249-254, 1997.
  • Leblanc F. and Hubert D., A generalized model for the proton expansion in astrophysical winds. I. The velocity distribution function representation, Astrophysical Journal, 483, 464, 1997.
  • Leblanc F. and Hubert D., A generalized model for the proton expansion in astrophysical winds. II. The associated set of transport equations, Astrophysical Journal, 501, 375, 1998.
  • Leblanc F., Modèle multimoments multi-espèces généralisé pour l’expansion des vents astrophysiques, PhD Thesis of the University of Paris XI, 1998.
  • Leblanc F. and Hubert D., A generalized multispecies model for the solar wind expansion, Proceedings of the Solar Wind 9 conference, AIP, 1999.
  • Leblanc F., Hubert D. and P.L. Blelly, A generalized model for the proton expansion in astrophysical winds. III.The collisional transfers and their properties, Astrophysical Journal, 530, 478, 2000.
  • Leblanc F., Hubert D. and P.-L. Blelly, Comparison of the generalized and bi-Maxwellian multimoment multispecies approaches of the terrestrial polar wind, Journal of Geophysical Research, 105, 2551, 2000.
  • Johnson R.E and Leblanc F., The physics and chemistry of sputtering by energetic plasma Ions, Proceedings of the Physics of Space: Growth points and problems conference. Astrophys. Space Sci, 277, 259-270, 2001.
  • Leblanc F. and Hubert D, A Fokker Planck approach for the expansion of Astrophysical winds: why and how,. Proceedings of the Physics of Space: Growth points and problems conference, Astrophys. Space Sci., 277, 201-204, 2001.
  • Leblanc, F. and R.E Johnson, Sputtering of the Martian atmosphere by solar wind pick-up ions, Planet. Space Sci., 49, 645-656, 2001.
  • Leblanc F., Johnson R.E. and Brown M., Europa’s sodium atmosphere: An ocean source? Icarus, 159, 132-144, 2002.
  • Leblanc F. and R.E. Johnson, Role of molecules in pick-up ion sputtering of the Martian atmosphere, J. Geophys. Res., 10209/2000JE001473, 2002.
  • Leblanc F., Berthelier J.-J., Waite J.-H., Godefroy M., Bolton S.J., Bougher S.W., Cerisier J.-C., Chanteur G., Chassefière E., Dominique D., Di Lellis A.M., Hamelin M., Hodges R. R., Illiano J.M., Johnson R.E., Lebreton J.P., Luhmann J.G., Menvielle M., Milillo A., Nagy A.F., Nevejans D., Orsini S., Smets R., Szegö K., Trotignon J.G., Vaisberg O., Witasse O., and Young D., A Neutral and Ion Mass Spectrometer to Study the Dynamics and Escape of the Martian Atmosphere and Ionosphere, Answer to the Call of Opportunity for Mars PREMIER, 2002.
  • Johnson R.E., Leblanc F., B.V. Yakshinskiy and Madey T.E., Energy Distributions for Desorption of Sodium and Potassium from Ice: the Na/K ratio at Europa, Icarus, 156, 136-142, 2002.
  • Leblanc F., J. G. Luhmann, Johnson R.E. and Chassefière E., Some expected impacts of a solar energetic particle event at Mars, J. Geophys. Res., 2001JA90178, 2002.
  • Leblanc F., J.G. Luhmann, Johnson R.E., and Liu M., Solar Energetic Particles event at Mercury, Planet. Space Sci., 51, 339-352, 2003.
  • Delcourt, D.C., Grimald, S., Leblanc, F., Bertherlier J.-J., Millilo, A., and A. Mura, A quantitative model of planetary Na+ contribution to Mercury's magnetosphere, Ann. Geophysicae, 21, 1723-1736, 2003.
  • Leblanc F., and Johnson R.E., Mercury's sodium exosphere, Icarus, 164, 261-281, 2003.
  • Leblanc F., Delcourt D. and Johnson R.E, Mercury's sodium exosphere: Magnetospheric ion recycling, JGR-Planets, 108, E12, 5136, doi: 10.1029/2003JE002151, 2003.
  • Chassefière E. and F. Leblanc, Atmospheric escape and evolution ; interaction with the solar wind, Planetary Space Science, 52, 11, 1039-1058, 2004.
  • E. Chassefière, A. Nagy, M. Mandea, F. Primdahl, H. Reme, J.-A. Sauvaud, R. Lin, S. Barabash, D. Mitchell, T. Zurbuchen, F. Leblanc, J.-J. Berthelier, H. Waite, D. T. Young, J. Clarke, M. Parrot, J.-G. Trotignon, J.-L. Bertaux, E. Quèmerais, F. Barlier, K. Szegö, S. Szalaï, S. Bougher, F. Forget, J. Lilensten, J.-P. Barriot, G. Chanteur, J. Luhmann, G. Hulot, M. Purucker, D. Breuer, S. Smrekar, B. Jakosky, M. Menvielle, S. Sasaki, M. Acuna, G. Keating, P. Touboul, J.-C. Gérard, P. Rochus, G. Cerutti-Maori, J. Porteneuve, M. Meftah, Ch. Malique, DYNAMO : A Mars upper atmosphere package for investigating solar wind interaction and escape processes, and mapping martian fields, COSPAR Conference proceeding, Advanced Space Research, 33, 12, 2228-2235, 2004.
  • Leblanc F., Lammer, H., Torkar, K., Berthelier, J.-J., Vaisberg, O. and J. Woch, Ion of planetary origins at Mercury: Some estimates, Notes du Pôle de Planétologie de l'IPSL, 5, 2004.
  • Bertaux, J.-L., F. Leblanc, S. Perrier, E.Quemerais, O. Korablev, E.Dimarellis, A.Reberac, F.Forget, P.C.Simon, A.S. Stern, and B. Sandel, First observation of nightglow in the upper atmosphere of Mars: the NO bands in UV and implications for atmospheric transport, Science, 307, 566-569, 2005.
  • Michael, M., Johnson R.E, Leblanc F., Liu M., Luhmann J.G., and V. Shematovich, Ejection of Nitrogen from Titan's atmosphere by magnetospheric ions and pick-up ions, Icarus, 175, 263-267, 2005.
  • Leblanc F., Potter A., Killen R. and Johnson R.E., Origin of Europa Na cloud and Torus, Icarus, 178, 365-387, 2005.
  • Bertaux, J.-L., F. Leblanc, O. Witasse, E. Quémerais, J. Lilensten, A.S. Stern, B. Sandel, and O. Korablev, Discovery of aurora on Mars, Nature, 435, 790-794, 2005.
  • Delcourt D. and Leblanc F., Solar wind proton circulation inside Mercury's magnetosphere, Notes du Pôle de Planétologie de l'IPSL, 12, 2005.
  • Yan, N., E. Chassefière, F. Leblanc and A. Sarkissian, Thermal model of Mercury?s surface and subsurface: Impact of subsurface physical heterogeneities on the surface temperature, Advances in Space Research, 38, 583-588, doi:10.1016/j.asr.2005.11.010, 2006.
  • Hubert D. and Leblanc F., Basic properties of anisotropic stellar wind expansion in the fluid approach, J. Geophys. Res., 110, A12104, doi:10.1029/2005JA011190, 2005.
  • Yan N., Leblanc F. and E. Chassefière, Role of Caloris basin in producing short time variation of Na Mercury's exosphere, Icarus, 181, 348-362, 2006.
  • Leblanc F., Mercury Exosphere – Magnetosphere – Surface relations, Advances in Geosciences, World Scientific Publication, Editor A. Bhardwaj, Vol. 3, 2006.
  • Leblanc F., Chassefière E., Johnson R.E., Hunten D.M., Kallio E., Delcourt D.C, Killen, R.M., Luhmann J.G., Potter A.E., Jambon A., Cremonese G., Mendillo M., Yan N. and A.L. Sprague, Mercury’s exosphere: origins and relations to its magnetosphere and surface, Planetary Space Science, 55 1069–1092, 2007.
  • E. Chassefière, F. Leblanc and B. Langlais, The combined effects of escape and magnetic field histories at Mars, Planet. Space Sci., 55(3), 343-357, 2006.
  • Leblanc F., Chaufray J.Y., O. Witasse, J.Lilensten and Bertaux J.-L., The Martian dayglow as seen by SPICAM UV spectrometer on Mars Express, Journal of Geophysical Research, 111, No. E9, E09S11, 10.1029/2005JE002664, 19 August 2006.
  • Leblanc F., Barbieri, C., G. Cremonese, S. Verani, R. Cosentino, M. Mendillo, A. Sprague, and D. Hunten, Observations of Mercury’s Na-D emission spectrum with the TNG in August 2003, Icarus, 185 (2), 395-402, 2006.
  • Leblanc, F., O. Witasse, J. Winningham, D. Brain, J. Lilensten, P.-L. Blelly, R. A. Frahm, J. S. Halekas, and J. L. Bertaux (2006), Origins of the Martian aurora observed by Spectroscopy for Investigation of Characteristics of the Atmosphere of Mars (SPICAM) on board Mars Express, J. Geophys. Res., 111, A09313, doi:10.1029/2006JA011763.
  • Delcourt, D. C., Leblanc F., Seki K., Terada N., Moore T. E., and M.-C. Fok, Ion Energization During Substorms at Mercury, Planet. Space Science, 55, 1502-1508, 2007.
  • Cooper, J.F.; Johnson, R.E.; Richardson J.D. and Leblanc F., Space Physics, Mars, and Life, Astrobiology, Volume 6, Issue 3, pp. 437-438, 2006
  • Leblanc, F., J. Y. Chaufray, and J. L. Bertaux, On Martian nitrogen dayglow emission observed by SPICAM UV spectrograph/Mars Express, Geophys. Res. Lett., 34, L02206, doi:10.1029/2006GL028437, 2007.
  • Bertaux J.L., Korablev O., Perrier S., Quémerais E., Montmessin F., F. Leblanc, S. Lebonnois, P. Rannou, F. Lefèvre, F. Forget, A. Fedorova, E. Dimarelli, A. Reberac, D. Fonteyn, J.Y. Chaufray and S. Guibert, SPICAM on Mars Express: Observing modes and overview of UV Spectrometer data and scientific Results, Journal of Geophysical Research, 111, No. E9, E09S11, doi: 10.1029/2006JE002690, 2006
  • Cipriani, F., Leblanc F., and J.J. Berthelier, Martian corona: non thermal sources of hot heavy species, J. Geophys. Res., E07001, doi:10.1029/2006JE002818, 2007.
  • Chaufray J.Y., Modolo R., Leblanc F., G. Chanteur, R.E. Johnson and J.G. Luhmann, Non thermal effects on the oxygen escape at Mars at low and high solar activities, J. Geophys. Res.,In press, 2006.
  • De La Haye, V.; Waite, J. H., Jr.; Johnson, R. E.; Yelle, R. V.; Cravens, T. E.; Luhmann, J. G.; Kasprzak, W. T.; Gell, D. A.; Magee, B.; Leblanc, F.; Michael, M.; Jurac, S.; Robertson, I. P., Cassini Ion and Neutral Mass Spectrometer data in Titan's upper atmosphere and exosphere: Observation of a suprathermal corona, J. Geophys. Res., 112, A7, A07309, 10.1029/2006JA012222, 2007.
  • Cremonese G. and Leblanc F., Special Issue on “Relation between Exosphere-Magnetosphere-Surface on Mercury and the Moon”, Planetary and Space Science, Accepted, 2007.
  • Chaufray J.Y Bertaux J.L., Leblanc F., and E. Quémerais, Observation of the hydrogen corona with SPICAM on Mars Express, Icarus, Accepted, 2007.
  • G. Gronoff, J. Lilensten, C. Simon, M. Barthélemy, and F. Leblanc, Modelling the Venusian airglow, Astronomy & Astrophysics, Accepted, 2007.
  • V.I. Shematovich, D.V. Bisikalo, J.-C. Gérard, C. Cox, S.W. Bougher, and F. Leblanc, Monte Carlo model of electron transport for the calculation of Mars dayglow emissions, Journal of Geophysical Research, Accepted, 2007.
  • Fulle M., Leblanc F., Harrison R.A., Davis C.J., Eyles, C.J., Halain, J.P., Howard, R.A., Bockelée-Morvan D., Cremonese G., and T. Scarmato, Discovery of the atomic iron tail of comet McNaught by the Heliospheric Imager on STEREO, Astrophysical Journal, 661: L93–L96, 2007.
  • Chaufray J.Y, Leblanc F., Quémerais E., Bertaux J.L., Analysis of the OI 130.4-nm Martian emission line with SPICAM-UVS on Mars Express, Icarus, In preparation, 2007.
  • T.A Cassidy, R. E. Johnson, and F. Leblanc, Simulation of Na D emission near Europa during eclipse, Icarus, Submitted, 2007.
  • Leblanc, F., Langlais B., Fouchet T., Barabash S., Breuer D., Chassefière E., Coates A., Dehant V., Forget F., Lammer H., Lewis S., Lopez-Valverde M., Mandea M., Menvielle M., A. Pais, Paetzold M., Read P., Sotin C., Tarits P., and Vennerstrom S., Mars Environment and Magnetic Orbiter, Answer to the first planning cycle of Cosmic Vision 2015-2025, 2007.
  • Leblanc, F., Langlais B., Fouchet T., Barabash S., Breuer D., Chassefière E., Coates A., Dehant V., Forget F., Lammer H., Lewis S., Lopez-Valverde M., Mandea M., Menvielle M., A. Pais, Paetzold M., Read P., Sotin C., Tarits P., and Vennerstrom S., Mars Environment and Magnetic Orbiter, Astrobiology Journal, Submitted, 2007.
  • Langlais B., Leblanc, F., Fouchet T., Barabash S., Breuer D., Chassefière E., Coates A., Dehant V., Forget F., Lammer H., Lewis S., Lopez-Valverde M., Mandea M., Menvielle M., A. Pais, Paetzold M., Read P., Sotin C., Tarits P., Vennerstrom S., Cremonese G., Walhund J.E., Rème H., Merayo J.G.M., Trotignon J.G. and Branduardi-Raymont G., Mars Environment and Magnetic Orbiter: model payload, Experimental Astronomy to be published, 2008.
  • Leblanc F., FulleM., López AristeA., Cremonese G., A. Sainz Dalda and B. Gelly, Comet McNaught 2006P1: Observation of the Sodium emission by Themis, A&A, Submitted, 2007.
  • C. Cox, A. Saglam, J-.C. Gérard, J-.L. Bertaux, F. G. Galindo, F. Leblanc, and A. Reberac, The distribution of the Ultraviolet Nitric Oxide Martian Night Airglow: observations from Mars Express and comparisons with a one-dimensional model, Journal of Geophysical Research, Submitted, 2007.
  • Leblanc F., Witasse O., Lilensten J., R. Frahm, Ali Safaenili, D. Brain, J. Mouginot, H. Nilsson, Y. Futaana, J. Halekas, M. Holmstrom, J.L. Bertaux, D. Winningham, W. Kofmann and R. Lundin, , Observations of aurorae by SPICAM UVS on board Mars Express: simultaneous ASPERA-3 and MARSIS measurements, Journal of Geophysical Research, Submitted, 2007.
  • R. E. Johnson, M. H. Burger, T. A. Cassidy, F. Leblanc, M. Marconi and W. H. Smyth, Composition and Detection of Europa's Sputter-Induced Atmosphere, in “Europa’, Editors: R. Pappalardo, McKinnon, K. Khurana, To be published 2008.
  • R.E. Johnson, M. Combi, J. Fox, W-H. Ip , F. Leblanc, M. McGrath, V. Shematovich, D. Strobel, J.H. Waite, Exospheres and Atmospheric Escape, in “Comparative Aeronomy”, SSR 29, To be published 2008.
  • Leblanc F., A. Doressoundiram, V. Mangano, A. Lopez-Ariste, C. Lemen, B. Gelly, C. Barbieri, and G. Cremonese, High latitude peaks in Mercury’s sodium exosphere: Spectral signature using THEMIS Solar Telescope, Geophys. Res. Lett., Submitted, 2008.

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