Browsing by Author "10cb74d7-9735-4458-af1f-1c76c7f04771"

Now showing items 1-8 of 8

    • A family portrait of disk inner rims around Herbig Ae/Be stars. Hunting for warps, rings, self shadowing, ... 
      Kluska, J.; Berger, J. P.; Malbet, F.; Lazareff, B.; Benisty, Myriam; Le Bouquin, J. B.; Absil, O.; Baron, F.; Delboulbé, A.; Duvert, G.; Isella, A.; Jocou, L.; Juhasz, A.; Kraus, S.; Lachaume, R.; Ménard, F.; Millan-Gabet, R.; Monnier, J. D.; Moulin, T.; Perraut, K.; Rochat, S.; Pinte, C.; Soulez, F.; Tallon, M.; Thi, W. F.; Thiébaut, E.; Traub, W.; Zins, G. (EDP Sciences, 2020)
      Context. The innermost astronomical unit (au) in protoplanetary disks is a key region for stellar and planet formation, as exoplanet searches have shown a large occurrence of close-in planets that are located within the ...
    • A measure of the size of the magnetospheric accretion region in TW Hydrae 
      García López, R.; Natta, A.; Caratti o Garatti, A.; Ray, T. P.; Fedriani, R.; Koutoulaki, M.; Klarmann, L.; Perraut, K.; Sánchez Bermúdez, J.; Benisty, M.; Dougados, C.; Labadie, L.; Brandner, W.; García, P. J. V.; Henning, Th; Caselli, P.; Duvert, G.; Zeeuw, T. de; Grellmann, R.; Abuter, R.; Amorim, A.; Bauböck, M.; Berger, J.-P.; Bonnet, H.; Buron, A.; Clénet, Y.; Coudé du Foresto, V.; Wit, W. de; Eckart, A.; Eisenhauer, F.; Filho, M.; Gao, F.; García Dabo, C. E.; Gendron, E. (Nature Publishing Group (Nature Research), 2020)
      Stars form by accreting material from their surrounding disks. There is a consensus that matter flowing through the disk is channelled onto the stellar surface by the stellar magnetic field. This is thought to be strong ...
    • Calibrating the surface brightness – color relation for late-type red giants stars in the visible domain ... 
      Nardetto, N.; Salsi, A.; Mourard, D.; Hocdé, V.; Perraut, K.; Gallenne, A.; Mérand, A.; Graczyk, D.; Pietrzynski, G.; Gieren, W.; Kervella, P.; Ligi, R.; Meilland, A.; Morand, F.; Stee, P.; Tallon-Bosc, I.; Brummelaar, T. ten (EDP Science, 2020)
      Context. The surface brightness - color relationship (SBCR) is a poweful tool for determining the angular diameter of stars from photometry. It was for instance used to derive the distance of eclipsing binaries in the Large ...
    • Investigating the magnetospheric accretion process in the young pre-transitional disk system DoAr 44 (V2062 ... 
      Bouvier, J.; Alecian, E.; Alencar, S. H. P.; Sousa, A.; Donati, J. F.; Perraut, K.; Bayo, A.; Rebull, L. M.; Dougados, C.; Duvert, G.; Berger, J. P.; Benisty, M.; Pouilly, K.; Folsom, C.; Moutou, C. (EDP, 2020)
      Context. Young stars interact with their accretion disk through their strong magnetosphere.Aims. We aim to investigate the magnetospheric accretion/ejection process in the young stellar system DoAr 44 (V2062 Oph).Methods. ...
    • Probing the magnetospheric accretion region of the young pre-transitional disk system DoAr 44 using VLTI/GRAVITY 
      Bouvier, J.; Perraut, K.; Le Bouquin, J.-B.; Duvert, G.; Dougados, C.; Brandner, W.; Benisty, Miriam; Berger, J.-P.; Alécian, P. (EDP Sciences, 2020)
      Context. Young stellar objects are thought to accrete material from their circumstellar disks through their strong stellar magnetospheres. Aims. We aim to directly probe the magnetospheric accretion region on a scale ...
    • The GRAVITY young stellar object survey: III. The dusty disk of RY Lup 
      Bouarour, Y. -I.; Perraut, K.; Ménard, F.; Brandner, W.; Caratti o Garatti, A.; Caselli, P.; Van Dishoeck, E.; Dougados, C.; García López, R.; Grellmann, R.; Henning, T.; Klarmann, L.; Labadie, L.; Natta, A.; Sánchez Bermúdez, J.; Thi, W. -F.; De Zeeuw, P. T.; Amorim, A.; Baubock, M.; Benisty, M.; Berger, J. -P.; Clenet, Y.; Du Foresto, V. Coudé; Duvert, G.; Eckart, A.; Eisenhauer, F.; Eupen, F.; Filho, M.; Gao, F.; García, P.; Gendron, E.; Genzel, R.; Gillessen, S.; Jiménez Rosales, A.; Jocou, L.; Hippler, S.; Horrobin, M.; Hubert, Z.; Kervella, P.; Lacour, S.; Le Bouquin, J. -B.; Léna, P.; Ott, T.; Paumard, T.; Perrin, G.; Pfuhl, O.; Rousset, G.; Scheithauer, S.; Shangguan, J.; Stadler, J.; Straub, O.; Straubmeier, C.; Sturm, E.; Vincent, F. H.; Von Fellenberg, S. D.; Widmann, F.; Wiest, M. (EDP Sciences, 2020)
      Context. Studies of the dust distribution, composition, and evolution of protoplanetary disks provide clues for understanding planet formation. However, little is known about the innermost regions of disks where telluric ...
    • Unveiling the beta pictoris system, coupling high contrast imaging, interferometric, and radial velocity data 
      Lagrange, A. M; Rubini, P.; Nowak, M.; Lacour, S.; Grandjean, A.; Boccaletti, A.; Langlois, M.; Delorme, P.; Gratton, R.; Wang, J.; Flasseur, O.; Galicher, R.; Kral, Q.; Meunier, N.; Beust, H.; Babusiaux, C.; Le Coroller, H.; Thebault, P.; Kervella, P.; Zurlo, A.; Maire, A.-L.; Wahhaj, Z.; Amorim, A.; Asensio-Torres, Rubén; Benisty, M.; Berger, J.-P.; Bonnefoy, M.; Brandner, W.; Cantalloube, F.; Charnay, B.; Chauvin, G.; Choquet, É.; Clenet, Y.; Christiaens, V.; Coude du Foresto, V.; de Zeeuw, P.T.; Desidera, S.; Duvert, G.; Eckart, A.; Eisenhauer, F.; Galland, F.; Gao, F.; Garcia, P.; García López, R.; Gendron, E.; Genzel, R.; Gillessen, S.; Girard, J.; Hagelberg, J.; Haubois, X.; Henning, T.; Heissel, G.; Hippler, S.; Horrobin, M.; Janson, M.; Kammerer, J.; Kenworthy, M.; Keppler, M.; Kreidberg, L.; Lapeyrere, V.; Le Bouquin, J.-B.; Lena, P.; Merand, A.; Messina, S.; Molliere, P.; Monnier, J. D.; Ott, T.; Otten, G.; Paumard, T.; Paladini, C.; Perraut, K.; Perrin, G.; Pueyo, L.; Pfuhl, O.; Rodet, L.; Rodríguez Coira, G.; Rousset, G.; Samland, M.; Shangguan, J.; Schmidt, T.; Straub, O.; Straubmeier, C.; Stolker, T.; Vigan, A.; Vincent, F.; Widmann, F.; Woillez, J. (EDP Science, 2020)
      Context. The nearby and young beta Pictoris system hosts a well resolved disk, a directly imaged massive giant planet orbiting at similar or equal to 9 au, as well as an inner planet orbiting at similar or equal to 2.7 au, ...
    • VEGA/CHARA interferometric observations of Cepheids I. A resolved structure around the prototype classical ... 
      Nardetto, N.; Mérand, A.; Mourard, D.; Storm, J.; Gieren, W.; Fouqué, P.; Graczyk, D.; Kervella, P.; Neilson, H.; Pietrzynski, G.; Pilecki, B.; Breitfelder, J.; Berio, P.; Challouf, M.; Clausse, J.-M.; Ligi, R.; Mathias, P.; Meilland, A.; Perraut, K.; Poretti, E.; Rainer, M.; Spang, A.; Stee, P.; Tallon-Bosc, I.; Brummelaar, T. ten (EDP Sciences, 2016)
      Context. The B-W method is used to determine the distance of Cepheids and consists in combining the angular size variations of the star, as derived from infrared surface-brightness relations or interferometry, with its ...