The MiMeS Project: Magnetism in Massive Stars (2008)
Wade, G. A., Alecian, E., Bohlender, D. A., Grunhut, J. H., Henrichs, H., ...
The Magnetism in Massive Stars (MiMeS) Project is a consensus collaboration among the foremost international researchers of the physics of hot, massive stars, with the basic aim of understanding the...
The MiMeS Project: First Results (2008)
Grunhut, J. H., Alecian, E., Bohlender, D. A., Henrichs, H., Neiner, C., ...
Massive stars are those stars with initial masses above about 8 times that of the sun, eventually leading to catastrophic explosions in the form of supernovae. These represent the most massive and...
Large-scale magnetic topologies of early M dwarfs (2008)
Donati, JF, Morin, J, Petit, P, Delfosse, X, Forveille, T, Auriere, M, ...
We present here additional results of a spectropolarimetric survey of a small sample of stars ranging from spectral type M0 to M8 aimed at investigating observationally how dynamo processes operate...
Large-scale magnetic topologies of mid-M dwarfs (2008)
Morin, J., Petit, P., Delfosse, X., Forveille, T., Albert, L., ...
We present in this paper the first results of a spectropolarimetric analysis of a small sample (~ 20) of active stars ranging from spectral type M0 to M8, which are either fully-convective or possess...
Toroidal versus poloidal magnetic fields in Sun-like stars: a rotation threshold (2008)
Petit, P., Dintrans, B., Solanki, S. K., Auriere, M., Lignieres, F., ...
From a set of stellar spectropolarimetric observations, we report the detection of surface magnetic fields in a sample of four solar-type stars, namely HD 73350, HD 76151, HD 146233 (18 Sco) and HD...
Magnetospheric accretion on the T Tauri star BP Tauri (2008)
Donati, J. F., Jardine, M. M., Gregory, S. G., Petit, P., Paletou, F., Bouvier, J., ...
From observations collected with the ESPaDOnS and NARVAL spectropolarimeters, we report the detection of Zeeman signatures on the classical T Tauri star BP Tau. Circular polarisation signatures in...
Auriere, M., Wade, G. A., Silvester, J., Lignieres, F., Bagnulo, S., Bale, K., ...
We have investigated a sample of 28 well-known spectroscopically-identified magnetic Ap/Bp stars, with weak, poorly-determined or previously undetected magnetic fields, with the aim of exploring the...
A Short-Timescale Candidate Microlensing Event in the POINT-AGAPE Pixel Lensing Survey of M31 (2007)
Auriere, M., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., Evans, N.W., ...
Properties of a volume-limited sample of magnetic Ap/Bp stars (2006)
Power, J., Wade, G. A., Hanes, D. A., Auriere, M., Silvester, J.
This paper describes a study to deduce fundamental parameters and magnetic field characteristics for all magnetic Ap/Bp stars with in a 100 parsec heliocentric radius volume. This study has allowed...
Variable stars towards the bulge of M31: the AGAPE catalogue (2006)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
We present the AGAPE astrometric and photometric catalogue of 1579 variable stars in a 14'x10' field centred on M31. This work is the first survey devoted to variable stars in the bulge of M31. The R...
Variable stars towards the bulge of M31: the AGAPE catalogue (2006)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
We present the AGAPE astrometric and photometric catalogue of 1579 variable stars in a 14'x10' field centred on M31. This work is the first survey devoted to variable stars in the bulge of M31. The R...
Variable stars towards the bulge of M31: the AGAPE catalogue (2006)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
We present the AGAPE astrometric and photometric catalogue of 1579 variable stars in a 14'x10' field centred on M31. This work is the first survey devoted to variable stars in the bulge of M31. The R...
Microlensing search towards M31 (2006)
Calchi Novati, S., Iovane, G., Marino, A.A., Auriere, M., Baillon, P., Bouquet, A., ...
We present the first results of the analysis of data collected during the 1998-99 observational campaign at the 1.3 meter McGraw-Hill Telescope, towards the Andromeda galaxy (M 31), aimed to detect...
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...
AgapeZ1 is the brightest and the shortest duration microlensing candidate event found in the Agape data. It occured only 42" from the center of M31. Our photometry shows that the half intensity...
AGAPE : a microlensing search in the direction of M31 : status report (2006)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...
AGAPE, an experiment to detect MACHO's in the direction of the Andromeda galaxy (2006)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...
The status of the Agape experiment to detect Machos in the direction of the andromeda galaxy is presented.
AGAPE : a microlensing search in the direction of M31 : status report (2006)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...
AGAPE : a microlensing search in the direction of M31 : status report (2006)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...
A search for magnetic fields in the variable HgMn star $\alpha$ Andromedae (2006)
Wade, G. A., Auriere, M., Bagnulo, S., Johnson, N., Landstreet, J. D., ...
With this work, we have conducted an extensive search for magnetic fields in the photosphere of $\alpha$~And. We have acquired new circular polarisation spectra with the MuSiCoS and ESPaDOnS sp...
Large-scale magnetic field of the G8 dwarf xi Bootis A (2005)
Petit, P, Donati, Jean-Francois, Auriere, M., Landstreet, J. D., Lignieres, F., Marsden, S., ...
We investigate the magnetic geometry of the active G8 dwarf xi Bootis A, from spectropolarimetric observations obtained in 2003 with the MuSiCoS echelle spectropolarimeter at the Telescope Bernard...
Large-scale magnetic field of the G8 dwarf xi Bootis A (2005)
Petit, P., Auriere, M., Landstreet, J. D., Lignieres, F., Marsden, S., ...
We investigate the magnetic geometry of the active G8 dwarf xi Bootis A, from spectropolarimetric observations obtained in 2003 with the MuSiCoS echelle spectropolarimeter at the Telescope Bernard...
Large-scale magnetic field of the G8 dwarf xi Bootis A (2005)
Petit, P, Donati, Jean-Francois, Auriere, M., Landstreet, J. D., Lignieres, F., Marsden, S., ...
We investigate the magnetic geometry of the active G8 dwarf xi Bootis A, from spectropolarimetric observations obtained in 2003 with the MuSiCoS echelle spectropolarimeter at the Telescope Bernard...
Large-scale magnetic field of the G8 dwarf xi Bootis A (2005)
Petit, P, Donati, Jean-Francois, Auriere, M., Landstreet, J. D., Lignieres, F., Marsden, S., ...
We investigate the magnetic geometry of the active G8 dwarf xi Bootis A, from spectropolarimetric observations obtained in 2003 with the MuSiCoS echelle spectropolarimeter at the Telescope Bernard...
Large-scale magnetic field of the G8 dwarf ΞΎ Bootis A (2005)
Petit, P., Donati, J. F., Auriere, M., Landstreet, J. D., Lignieres, F., Marsden, S., ...
Rotational periods of four roAp stars (2005)
Ryabchikova, T., Wade, G. A., Auriere, M., Bagnulo, S., Donati, J. F., Jeffers, S. V., ...
Variable stars towards the bulge of M31: the AGAPE catalogue (2004)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
We present the AGAPE astrometric and photometric catalogue of 1579 variable stars in a 14'x10' field centred on M31. This work is the first survey devoted to variable stars in the bulge of M31. The R...
Photospheric magnetic field and surface differential rotation of the FK Com star HD 199178 (2004)
Petit, P., Oliveira, J. M., Auriere, M., Bagnulo, S., Landstreet, J. D., ...
We present spectropolarimetric observations of the FK Com star HD 199178 obtained between 1998 December and 2003 August at the Telescope Bernard Lyot (Observatoire du Pic du Midi, France). We report...
Variable stars towards the bulge of M31: the AGAPE catalogue (2004)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
We present the AGAPE astrometric and photometric catalogue of 1579 variable stars in a 14\'x10\' field centred on M31. This work is the first survey devoted to variable stars in the bulge of M31. The...
Variable stars towards the bulge of M31: the AGAPE catalogue (2004)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
We present the AGAPE astrometric and photometric catalogue of 1579 variable stars in a 14'x10' field centred on M31. This work is the first survey devoted to variable stars in the bulge of M31. The R...
Variable stars towards the bulge of M31: the AGAPE catalogue (2004)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
We present the AGAPE astrometric and photometric catalogue of 1579 variable stars in a 14'x10' field centred on M31. This work is the first survey devoted to variable stars in the bulge of M31. The R...
Petit, P., Wade, G. A., Landstreet, J. D., Bagnulo, S., Lueftinger, T., ...
We present here spectropolarimetric observations of the RS CVn system HR 1099 (V711 Tau) secured from 1998 February to 2002 January with the spectropolarimeter MuSiCoS at the Telescope Bernard Lyot...
AGAPE : Gravitational microlensing effect to look for MACHOs towards M31 (2002)
Paulin-Henriksson, S., Auriere, M., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., ...
Microlensing search towards M31 (2002)
Calchi Novati, S., Iovane, G., Marino, A.A., Auriere, M., Baillon, P., Bouquet, A., ...
Microlensing search towards M31 (2002)
Calchi Novati, S., Iovane, G., Marino, A.A., Auriere, M., Baillon, P., Bouquet, A., ...
Microlensing search towards M31 (2001)
Novati, S. Calchi, Iovane, G., Marino, A. A., Auriere, M., Baillon, P., Bouquet, A., ...
We present the first results of the analysis of data collected during the 1998-99 observational campaign at the 1.3 meter McGraw-Hill Telescope, towards the Andromeda galaxy (M31), aimed to the...
A Short Timescale Candidate Microlensing Event in the POINT-AGAPE Pixel Lensing Survey of M31 (2001)
Auriere, M., Baillon, P., Bouquet, A., Carr, B. J., Creze, M., Evans, N. W., ...
We report the discovery of a short-duration microlensing candidate in the northern field of the POINT-AGAPE pixel lensing survey towards M31. The full-width half-maximum timescale is very short, just...
AGAPE : Gravitational microlensing effect to look for MACHOs towards M31 (2001)
Paulin-Henriksson, S., Auriere, M., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., ...
A Short-Timescale Candidate Microlensing Event in the POINT-AGAPE Pixel Lensing Survey of M31 (2001)
Auriere, M., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., Evans, N.W., ...
AGAPE : Gravitational microlensing effect to look for MACHOs towards M31 (2001)
Paulin-Henriksson, S., Auriere, M., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., ...
A Short-Timescale Candidate Microlensing Event in the POINT-AGAPE Pixel Lensing Survey of M31 (2001)
Auriere, M., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., Evans, N.W., ...
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
AgapeZ1 is the brightest and the shortest duration microlensing candidate event found in the Agape data. It occured only 42" from the center of M31. Our photometry shows that the half intensity...
Geffert, M., Auriere, M., Koch-Miramond, L.
Positions of stars of 47 Tuc have been derived by the use of photographic plates and CCD frames (ESO La Silla) and data from the Hubble Space Telescope (HST). The positions have been determined with...
AGAPE : Andromeda Gravitational Amplification Pixel Experiment (1997)
Baillon, P., Ansari, R., Auriere, M., Bouquet, A., Coupinot, G., Coutures, Ch., ...
AGAPE:Andromeda Gravitational Amplification Pixel Experiment (1997)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
AGAPE : Andromeda Gravitational Amplification Pixel Experiment (1997)
Baillon, P., Ansari, R., Auriere, M., Bouquet, A., Coupinot, G., Coutures, Ch., ...
AGAPE:Andromeda Gravitational Amplification Pixel Experiment (1997)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, Ch., ...
AGAPE: a Microlensing Search for Dark Matter by Monitoring Pixels (1996)
Gondolo, P., Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., ...
AGAPE is an observational search of massive compact halo objects (MACHOs) in the direction of M31 by means of a novel method: the gravitational microlensing of unresolved stars. The search consists...
AGAPE, a microlensing search in the direction of M31: status Report (1996)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...
A status report of the microlensing search by the pixel method in the direction of M31, on the 2 meter telescope at Pic du Midi is given. Pixels are stable to a level better than 0.5%. Pixel...
AGAPE : a microlensing search in the direction of M31 : status report (1996)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...
AGAPE : a microlensing search in the direction of M31 : status report (1996)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...
Agape: Andromeda galaxy and amplified pixels experiment (1995)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...
Agape - an experiment to detect machos in the direction of the Andromeda galaxy (1995)
Ansari, R., Auriere, M., Baillon, P., Bouquet, A., Coupinot, G., Coutures, C., ...