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Proceedings SF2A 2012 - Scientific Highlights


Scientific Highlights

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  • Foreword (PDF)
  • Contents (PDF)
  • Participants (PDF)
  • Authors index (PDF)
  • The whole book (PDF, 150 Mo)



  • Contributions by sessions :


  • SF2A --- Joint session (S00)
  • Gaia : calibrations (S02)
  • Gaia : Galactic stellar populations (S03)
  • Space missions : Reference frames and gravitation (S04)
  • CoRoT/Kepler : Contribution to stars characterisation (S05)
  • CoRoT/Kepler : The new deal for exoplanets (S06)
  • Characterisation of exoplanets (S07)
  • Exoplanets : From Astrochemistry to Exobiology (S08)
  • Plasma turbulence (S09)
  • Stellar physics (PNPS) (S10)
  • Stellar and solar magnetism (S11)
  • Baryon Acoustic Oscillations (BAO) (S12)
  • Clusters in the cosmic web (S13)
  • Solar coronagraphy : New techniques, new questions (S14)
  • Data reduction, analysis and visualization for spectro-imaging (S16)
  • High energy and cosmic phenomena (PCHE) (S17)
  • Outreach activities and teaching (S15/S18)
  • SKA-LOFAR (S19)
  • Astronomy in the Antarctica : First results and perspectives (S20)
  • Patrimoine des OSU (S21)



  • SF2A --- Joint session (S00)


  • "Using Virtual Observatory tools for science", C. Bot, and T. Boch
  • "Characterizing the bibliographic production of French Astrophysics in 2011", D. Egret
  • "Gaia and the dynamics of the Galaxy", B. Famaey
  • "INPOP : Evolution, applications, and perspective", A. Fienga, J. Laskar, A. Verma, H. Manche, and M. Gastineau
  • "Improved angular momentum evolution models for solar-like stars", F. Gallet, and J. Bouvier
  • "The HOBYS Key Program : When Herschel links high-mass star formation to cloud structure", F. Motte, S. Bontemps, M. Hennemann, Q. Nguyen Luong, N. Schneider, P. Didelon, A. Zavagno, and the HOBYS consortium
  • "About the Sociedade Astronômica Brasileira and its 36th annual meeting (2011)", E. Janot-Pacheco
  • "What does the interplanetary hydrogen tell us about the heliospheric interface ?", F. E. Vincent, L. Ben-Jaffel, and W. M. Harris

  • Gaia : calibrations (S02)


  • "Gaia initial QSO catalogue : The variability and compactness indexes", A.H. Andrei, S. Anton, C. Barache, S. Bouquillon, G. Bourda, J.-F. Le Campion, P. Charlot, S. Lambert, J.J. Pereira Osorio, J. Souchay, et al.
  • "Calibration of GAIA-RVS : First weeks around ecliptic poles", F. Crifo, L. Chemin, F. Mignard, G. Jasniewicz, C. Soubiran, D. Katz, P. Sartoretti, and D. Hestroffer
  • "The catalogue of radial velocity standard stars for Gaia", C. Soubiran, G. Jasniewicz, L. Chemin, F. Crifo, S. Udry, D. Hestroffer, and D. Katz

  • Gaia : Galactic stellar populations (S03)


  • "Stellar populations in the Galactic Bulge", C. Babusiaux
  • "Age dating large samples of stars : The Gaia context", C. Guédé, Y. Lebreton, C. Babusiaux, and M. Haywood
  • "New SB2 orbital elements for accurate masses with Gaia : HD 9312, HD 9313 and HD 183255", J.-L. Halbwachs, F. Arenou, B. Famaey, P. Guillout, Y. Lebreton, and D. Pourbaix
  • "Gaia constraints on the Galactic thick disc", G. Kordopatis
  • "Non-LTE effects on the ionization equilibrium of Fe I/Fe II : Application to the red giants of Carina dSph Galaxy", T. Merle, M. Fabrizio, F. Thévenin, M. Nonino, G. Bono, and Carina Project Team
  • "Constraining the Milky Way thick disk formation : Chemical characterization of the thick disk outside of the solar neighbourhood", H. Posbic, D. Katz, M. Haywood, P. Bonifacio, E. Caffau, A. Gomez, L. Sbordone, F. Arenou, and F. Royer
  • "Spectroscopic surveys of the Milky Way and the scientific exploitation of Gaia", A. Recio-Blanco
  • "On the nature of fossil streams in the solar neighbourhood of the Milky Way in the Gaia era", P. Re Fiorentin, A. Curir, M. G. Lattanzi, G. Murante, and A. Spagna
  • "A new method based on Markov chains for deriving SB2 orbits directly from their spectra", J.-B. Salomon, R. Ibata, P. Guillout, J.-L. Halbwachs, F. Arenou, B. Famaey, Y. Lebreton, T. Mazeh, D. Pourbaix, and L. Tal-Or
  • "Status and results from the RAVE survey", A. Siebert, and the RAVE collaboration
  • "r-process abundances in the EMP star CS 31082-001 using STIS/HST", C. Siqueira-Mello Jr., M. Spite, B. Barbuy, F. Spite, E. Caffau, V. Hill, S. Wanajo, F. Primas, B. Plez, R. Cayrel, et al.

  • Space missions : Reference frames and gravitation (S04)


  • "Coupling between corotation and Lindblad resonances", M. El Moutamid, B. Sicardy, and S. Renner
  • "Influence of the measurement processing in the determination of the Equivalence Principle violation signal for the MICROSCOPE experiment", E. Hardy, A. Levy, G. Métris, A. Robert, M. Rodrigues, and P. Touboul
  • "Frequency shift up to the 2-PM approximation", A. Hees, S. Bertone, and C. Le Poncin-Lafitte
  • "Status of data processing and analysis preparation for the ACES microwave link", F. Meynadier, P. Delva, C. Le Poncin-Lafitte, P. Laurent, and P. Wolf
  • "Librational response of a three-layer Titan", A. Richard, and N. Rambaux
  • "Approximate solution for the gravitational potential of thin disks", A. Trova, J.-M. Huré, and F. Hersant
  • "Potential generated inner and outside a circular wire in its plane. Application to Saturn’s ring", N.-E. Najid, M. Zegoumou, and E.H. El Ourabi

  • CoRoT/Kepler : Contribution to stars characterisation (S05)


  • "Determination of the stars fundamental parameters using seismic scaling relations", K. Belkacem
  • "Asteroseismic constraints for Gaia", O. L. Creevey, and F. Thévenin
  • "Age dating large samples of stars : Ways toward improved accuracy", C. Guédé, Y. Lebreton, C. Babusiaux, and M. Haywood
  • "Interferometric determination of exoplanet host stars’ fundamental parameters : theta Cygni, 14 Andromedae, upsilon Andromedae and 42 Draconis.", R. Ligi, D. Mourard, A.-M. Lagrange, and K. Perraut
  • "Brazilian participation in the CoRoT space mission", E. Janot-Pacheco
  • "Signatures of rotation in oscillation spectra", D. R. Reese, V. Prat, C. Barban, C. van’t Veer-Menneret, and K. B. MacGregor

  • CoRoT/Kepler : The new deal for exoplanets (S06)


  • "PASTIS : Planetary Analysis and Small Transit Investigation Software", J.M. Almenara, R. F. Díaz, A. Santerne, and C. Moutou
  • "The ELODIE and SOPHIE search for northern extrasolar planets : Jupiter-analogs around Sun-like stars", I. Boisse, F. Pepe, C. Perrier, D. Queloz, F. Bouchy, N. C. Santos, and the SOPHIE team
  • "The CoRoT exoplanet programme : An overview of results", D. Rouan, and The Corot Exoplanet Science Team

  • Characterisation of exoplanets (S07)


  • "Temporal variations in the evaporating atmosphere of the exoplanet HD 189733b", V. Bourrier, A. Lecavelier des Etangs, P. J. Wheatley, H. Dupuy, D. Ehrenreich, A. Vidal-Madjar, G. Hébrard, G. E. Ballester, J.-M. Désert, R. Ferlet, et al.
  • "Layered double diffusive convection : From Earth oceans to giant planet interiors.", J. Leconte, and G. Chabrier
  • "Could Jupiter be a carbon-rich planet ?", O. Mousis, J. I. Lunine, N. Madhusudhan, and T. V. Johnson
  • "The anelastic equilibrium tide in exoplanetary systems", F. Remus, S. Mathis, J.-P. Zahn, and V. Lainey
  • "How to constrain the physical properties of very hot super-earths with the James Web Space Telescope ?", B. Samuel, D. Rouan, A. Léger, and C. Cavarroc
  • "Characterising exoplanet atmospheres with EChO : Updated results for a new payload design", M. Tessenyi, J.-P. Beaulieu, M. Ollivier, G. Tinetti, V. Coudé du Foresto, and J.-M. Reess

  • Exoplanets : From Astrochemistry to Exobiology (S08)


  • "From Astrochemistry to prebiotic chemistry ? An hypothetical approach toward Astrobiology", L. Le Sergeant d’Hendecourt, and G. Danger
  • "Did meteorites bring the ingredients of life ?", L. Remusat

  • Plasma turbulence (S09)


  • "Compressible turbulence : A different physics ?", S. Banerjee, and S. Galtier
  • "On the role of Alfvén waves as precursors of quasi-static acceleration processes in the Earth auroral zone", F. Mottez

  • Stellar physics (PNPS) (S10)


  • "3D simulations of internal gravity waves in stellar interiors", L. Alvan, A. S. Brun, and S. Mathis
  • "Stars with the B[e] phenomenon seen by long baseline interferometry", M. Borges Fernandes, O. Chesneau, M. Kraus, L. Cidale, A. Meilland, P. Bendjoya, A. Domiciano de Souza, G. Niccolini, I. Andruchow, S. Kanaan, et al.
  • "Calibration of the surface-brightness relation of B early type stars : Towards a very accurate distance determination of LMC eclipsing binaries", M. Challouf, N. Nardetto, D. Mourard, H. Aroui, and O. Chesneau
  • "Laboratory experiments of radiative shocks in the context of stellar accretion.", U. Chaulagain, C. Stehlé, L. de Sá, J. Larour, P. Auvray, M. Kozlova, M. Krus, J. Dostal, J. Propupek, F. Suzuki-Vidal, et al.
  • "Hydrodynamic modeling of accretion shocks on a star with radiative transport and a chromospheric model", L. de Sá, J.-P. Chièze, C. Stehlé, I. Hubeny, F. Delahaye, and T. Lanz
  • "BINSTAR, a new tool for the evolution of low- and intermediate-mass binary stars", R. Deschamps, L. Siess, and P. J. Davis
  • "Calculating mass transfer in eccentric binaries using the binary evolution code BINSTAR", P. J. Davis, L. Siess, and R. Deschamps
  • "CHARRON : Code for High Angular Resolution of Rotating Objects in Nature", A. Domiciano de Souza, J. Zorec, and F. Vakili
  • "Planetary nebulae : Getting closer to an unbiased binary fraction", D. Douchin, O. De Marco, G. H. Jacoby, T. C. Hillwig, D. J. Frew, I. Bojicic, G. Jasniewicz, and Q. A. Parker
  • "Pulsations-convection combination in stars", S. Félix, E. Audit, and B. Dintrans
  • "A possible impact near the Milky Way of a former major merger in the Local Group", S. Fouquet, F. Hammer, Y. Yang, M. Puech, and H. Flores
  • "The Baade-Wesselink projection factor of the delta-Scuti stars AI Vel and beta Cas", G. Guiglion, N. Nardetto, A. Domiciano de Souza, P. Mathias, D. Mourard, and E. Poretti
  • "Modeling periodic media with the three-dimensional radiative transfer code IRIS", L. Ibgui, I. Hubeny, T. Lanz, and C. Stehlé
  • "3D numerical simulations of laboratory models of accretion shocks in young stellar objects", L. Ibgui, I. Hubeny, T. Lanz, C. Stehlé, M. González, and J.-P. Chièze
  • "Abundance analysis of B, A and F dwarfs in the M6 open cluster : Spectrum synthesis method", T. Kiliçoglu, R. Monier, and L. Fossati
  • "Detection of a new phosphorus rich star in the open cluster M6", T. Kiliçoglu, R. Monier, and L. Fossati
  • "Spectral characterisation of the CARMENES input catalogue", A. Klutsch, F. J. Alonso-Floriano, J. A. Caballero, D. Montes, M. Cortés-Contreras, J. López-Santiago, J. C. Morales, A. Quirrenbach, P. J. Amado, I. Ribas, et al.
  • "Characterization of young field stars in the vicinity of the CO Cepheus void", A. Klutsch, D. Montes, P. Guillout, A. Frasca, F.-X. Pineau, N. Grosso, E. Marilli, and J. López-Santiago
  • "Automatic comparison between observed and computed stellar spectra with tools and protocols from the Virtual Observatory", A. Lèbre, A. Palacios, M. Sanguillon, and P. Maeght
  • "Impact of non-LTE effects on the IR Ca scriptsize II triplet and the Mg scriptsize I 8736 AA equivalent widths in late-type giant and super-giant stars", T. Merle, F. Thévenin, B. Pichon, and L. Bigot
  • "UVMag : a UV+visible spectropolarimeter to study stellar magnetospheres", C. Neiner, and the UVMag consortium
  • "Turbulent mixing in stellar radiative zones", V. Prat, and F. Lignières
  • "Stellar parameters of M dwarfs from low and high-resolution spectra together with new model atmospheres", A. S. Rajpurohit, C. Reylé, M. Schultheis, F. Allard, R. Scholz, and D. Homeier
  • "Rotational velocity distribution of A stars : Searching for intrinsic slowly rotating normal A0-A1 stars", F. Royer, M. Gebran, R. Monier, Y. Caraty, T. Kiliçoglu, O. Pintado, S. Adelman, B. Smalley, A. Reiners, G. Hill, et al.
  • "Time-implicit hydrodynamical simulations of stellar interiors : Application to turbulent convection", M. Viallet
  • "Elemental abundances in RGB stars of the Large Magellanic Cloud", M. Van der Swaelmen, V. Hill, and F. Primas

  • Stellar and solar magnetism (S11)


  • "The Magnetism in Massive Stars (MiMeS) project : First HARPSpol discoveries", E. Alecian, R. Peralta, M. E. Oksala, C. Neiner, and the MiMeS collaboration
  • "How the planetary research helps to the stellar dynamo understanding", I. Boisse, M. Oshagh, C. Lovis, N. C. Santos, X. Dumusque, X. Bonfils, M. Montalto, and G. Boué
  • "Twisted magnetic structures emerging from buoyancy instabilities", L. Jouve, L.J. Silvers, and M.R.E. Proctor
  • "Does inertia determine the magnetic geometry of low-mass stars ?", J. Morin, T. Gastine, L. Duarte, A. Reiners, U. R. Christensen, and J. Wicht
  • "On close-in magnetized star-planet interactions", A. Strugarek, A. S. Brun, and S. Matt

  • Baryon Acoustic Oscillations (BAO) (S12)


  • "The ELG target selection with the BOSS survey", S. Escoffier, J. Comparat, A. Ealet, J.-P. Kneib, J. Zoubian, and F. Lamareille

  • Clusters in the cosmic web (S13)


  • "Multifrequency surveys of the Virgo cluster : ALFALFA, HeViCS, SMAKCED, NGVS, GUViCS", A.Boselli, the ALFALFA, HeViCS, SMAKCED, NGVS, and GUViCS teams
  • "Lensing in clusters", R. Cabanac
  • "Gamma-ray emission in galaxy cluster from dark matter annihilation", C. Combet
  • "Mass-size relation at high redshift in different environments", L. Delaye, M. Huertas-Company, and S. Mei
  • "The extraordinary cluster of galaxies Abell 3376 : An optical view", F. Durret, C. Perrot, G. B. Lima Neto, C. Adami, and J. Bagchi
  • "X-ray aspects of the DAFT/FADA clusters", L. Guennou, F. Durret, G. B. Lima Neto, and C. Adami
  • "A Survey for Fe II Emission toward a Large Quasar Group at z 1.2", K.A. Harris, R.G. Clowes, G.M. Williger, L.G. Haberzettl, and L.E. Campusano
  • "Evolution of the distribution of baryons in a simulated Local Group Universe", S. Peirani
  • "Morphology of galaxy clusters in large optical galaxy surveys", F. Rostagni, C. Benoist, and S. Maurogordato
  • "Optical Galaxy redshift surveys", L. Sodré Jr.
  • "A multi-band survey for LBGs and z<2 quasars in the extended HDF-S", G.M. Williger, L.G. Haberzettl, R.G. Clowes, L.E. Campusano, and P.J. Francis

  • Solar coronagraphy : New techniques, new questions (S14)

  • "Analytical expressions and numerical simulations for an external circular occulter coronagraph", C. Aime, A. Carlotti, and Y. Rabbia
  • "About the solar edge and solar diameter variation studies", C. Bazin, S. Koutchmy, and P. Rocher
  • "Coronagraphy at Pic du Midi : Present state and future projects", L. Koechlin

  • Data reduction, analysis and visualization for spectro-imaging (S16)

  • "Blind decomposition of Herschel-HIFI spectral maps of the NGC 7023 nebula", O. Berné, C. Joblin, Y. Deville, P. Pilleri, J. Pety, D. Teyssier, M. Gerin, and A. Fuente
  • "PyOperators : Operators and solvers for high-performance computing", P. Chanial, and N. Barbey
  • "Know (better) your neighbour : New Hsc i structures in Messier 33 unveiled by a multiple peak analysis of high-resolution 21-cm data", L. Chemin, C. Carignan, T. Foster, and Z. S. Kam
  • "Integral field spectroscopy and galaxy evolution", B. Epinat
  • "Millimeter radio spectro-imaging", P. Gratier, and J. Pety
  • "SCIROCCO : Simulation Code of Interferometric-observations for ROtators and CirCumstellar Objects", M. Hadjara, F. Vakili, A. Domiciano de Souza, F. Millour, and P. Bendjoya
  • "High angular resolution and young stellar objects : Imaging the surroundings of MWC 158 by optical interferometry", J. Kluska, F. Malbet, J.-P. Berger, M. Benisty, B. Lazareff, J.-B. Le Bouquin, and C. Pinte
  • "The large-scale environment of Betelgeuse from radio observations", T. Le Bertre, L. D. Matthews, and E. Gérard
  • "Reduction and analysis of MUSE data", J. Richard, R. Bacon, P. M. Weilbacher, O. Streicher, L. Wisotzki, E. C. Herenz, E. Slezak, M. Petremand, A. Jalobeanu, C. Collet, et al.
  • "Exploiting the redundancy in scans with bolometer arrays", H. Roussel

  • High energy and cosmic phenomena (PCHE) (S17)


  • "A model for the flux-r.m.s. correlation in blazar variability or the minijets-in-a-jet statistical model", J. Biteau, and B. Giebels
  • "VHE gamma-ray astronomy in India : Status of HIGRO and participation in CTA", R. J. Britto, B. S. Acharya, J. M. Ahire, G. C. Anupama, N. Bhatt, P. Bhattacharjee, S. Bhattacharyya, V. R. Chitnis, R. Cowsik, N. Dorji, et al.
  • "Search for neutrino emission from microquasars with the ANTARES telescope", S. Galatà, and the ANTARES collaboration
  • "Pulsars, supernovae, and ultrahigh energy cosmic rays", K. Kotera, K. Fang, A. V. Olinto, and E. S. Phinney
  • "UV and optical polarization modeling of thermal active galactic nuclei : Impact of the narrow line region", F. Marin, and R. W. Goosmann
  • "Measurements of fluorescence yield of electrons in air under atmospheric conditions : A key parameter for energy of cosmic rays", D. Monnier Ragaigne, P. Gorodetzky, C. Blacksley, F. Wicek, H. Monard, and S. Dagoret-Campagne
  • "The magnetic coupling of planets and small bodies with a pulsar’s wind", F. Mottez, and J. Heyvaerts
  • "Gravitational wave and high energy neutrino coincidences : Results of the first sc Antares - Virgo/LIGO coincident search", T. Pradier, the ANTARES Collaboration, and the LIGO Scientific Collaboration and the Virgo Collaboration
  • "Atmosphere composition of quiescent accreting neutron stars in globular clusters", M. Servillat
  • "Latest results of the CODALEMA experiment : Anthropic noise sources and polarization analysis", D. Torres Machado, and the CODALEMA collaboration
  • "Toward a model for HFQPOs in microquasars", P. Varniere, M. Tagger, F. H. Vincent, and H. Meheut
  • "The electromagnetic calorimeter of the AMS-02 experiment", M. Vecchi, L. Basara, G. Bigongiari, F. Cervelli, G. Chen, G. M. Chen, H. S. Chen, G. Coignet, S. Di Falco, S. Elles, et al.
  • "Constraining the nature of the Galactic center black hole Sgr A* with present and future observations", F. H. Vincent, E. Gourgoulhon, O. Straub, M. Abramowicz, J. Novak, T. Paumard, and G. Perrin
  • "The accretion disc, jets and environment of the intermediate mass black hole candidate ESO 243-49 HLX-1", N.A. Webb, D. Barret, V. Braito, S. Corbel, D. Cseh, S. A. Farrell, R.P. Fender, N. Gehrels, O. Godet, I. Heywood, et al.
  • "Axion-like particles and gamma-ray source spectra", D. Wouters, and P. Brun

  • Outreach activities and teaching (S15/S18)


  • "C2PU : An original mix of research and pedagogy at Observatoire de la Côte d’Azur", P. Bendjoya, L. Abe, J.-P. Rivet, O. Suárez, D. Vernet, and D. Mékarnia
  • "The future of astronomy PhDs in France", S. Boissier
  • "Connecting classrooms to the Milky Way", P. Salomé, A. Radiguet, B. Albert, M. Batrung, M. Caillat, M. Gheudin, Y. Libert, R. Ferlet, A. Maestrini, A.-L. Melchior, et al.
  • "Tools for teaching radio-astronomy", P. Salomé, A. Radiguet, B. Albert, M. Batrung, M. Caillat, M. Gheudin, Y. Libert, R. Ferlet, A. Maestrini, A.-L. Melchior, et al.
  • "Teaching and public outreach activities at the Observatoire de Lyon", I. Vauglin, and L. Bommersbach

  • SKA-LOFAR (S19)


  • "Simulated histories of reionization with merger tree of HII regions", J. Chardin, and D. Aubert
  • "First LOFAR results on galaxy clusters", C. Ferrari, I. van Bemmel, A. Bonafede, L. Bîrzan, M. Brüggen, G. Brunetti, R. Cassano, J. Conway, F. De Gasperin, G. Heald, et al.
  • "Jupiter synchrotron imaging with LOFAR", J. N. Girard, P. Zarka, C. Tasse, S. Hess, and the LOFAR Collaboration
  • "LSS/NenuFAR : The LOFAR Super Station project in Nançay", P. Zarka, J. N. Girard, M. Tagger, L. Denis, and the LSS team

  • Astronomy in the Antarctica : First results and perspectives (S20)


  • "Dome C site testing : Long term statistics of integrated optical turbulence parameters at ground level", E. Aristidi, and Astroconcordia team
  • "Antarctic optical/IR astronomy, bright future or dead-end", N. Epchtein
  • "An off-axis telescope concept for Antarctic astronomy", G. Moretto, I. Vauglin, M. Langlois, and N. Epchtein

  • Patrimoine des OSU (S21)


  • "Les collections d’astronomie et d’astrophysique : Problèmes et perspectives", J. de La Noë, and C. Ducourant
  • "Le patrimoine des OSU : Problématiques d’une collection unique éclatée géographiquement", F. Le Guet Tully, and J. Davoigneau
  • "Rapport sur l’état du patrimoine astronomique dans les observatoires français de la fin du XIXè siècle", E. Damm, and E. Pécontal
  • "L’Observatoire astronomique de Strasbourg", H. Wozniak
  • "Le patrimoine astronomique provençal", M. Rous, P. Figon, and S. Guyot
  • "Perrotin et la meilleure mesure française de la vitesse de la lumière", G. Bogaert, and W. Blanc
  • "À quoi doit servir le patrimoine astronomique français ?", J. Caplan, and B. Vila
  • "Le Groupe d’Histoire de l’Astronomie du Centre François Viète de l’Université de Nantes, et le patrimoine astronomique", G. Boistel, and S. Tirard

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