Search Results - "Gosset, E."

Binary Interaction Dominates the Evolution of Massive Stars by Sana, H., de Mink, S. E., de Koter, A., Langer, N., Evans, C. J., Gieles, M., Gosset, E., Izzard, R. G., Le Bouquin, J.-B., Schneider, F. R. N.

“…The presence of a nearby companion alters the evolution of massive stars in binary systems, leading to phenomena such as stellar mergers, x-ray binaries, and…”
Get full text

The massive star binary fraction in young open clusters - III. IC2944 and the CenOB2 association by Sana, H, James, G, Gosset, E

“…ABSTRACT Using an extended set of multi-epoch high-resolution high signal-to-noise ratio optical spectra, we readdress the multiplicity properties of the…”
Get full text

The massive star binary fraction in young open clusters – II. NGC 6611 (Eagle Nebula) by Sana, H., Gosset, E., Evans, C. J.

“…Based on a set of over 100 medium- to high-resolution optical spectra collected from 2003 to 2009, we investigate the properties of the O-type star population…”
Get full text

Analysis of Gaia radial-velocity standards: stability and new substellar companion candidates by Boulkaboul, A, Damerdji, Y, Morel, T, Frémat, Y, Soubiran, C, Gosset, E, Abdelatif, T E

“…ABSTRACT Our main aim is to test the non-variability of the radial velocity (RV) of a sample of 2351 standard stars used for wavelength calibration of the…”
Get full text

The massive star binary fraction in young open clusters - III. IC 2944 and the Cen OB2 association by Sana, H., James, G., Gosset, E.

“…Using an extended set of multi-epoch high-resolution high signal-to-noise ratio optical spectra, we readdress the multiplicity properties of the O-type stars…”
Get full text

An XMM-Newton view of the young open cluster NGC 6231 - II. The OB star population by Sana, H, Rauw, Grégor, Nazé, Yaël, Gosset, Eric, Vreux, Jean-Marie

“…In this second paper of the series, we pursue the analysis of the 180-ks XMM–Newton campaign towards the young open cluster NGC 6231 and we focus on its rich…”
Get full text

The massive star binary fraction in young open clusters – I. NGC 6231 revisited by Sana, H., Gosset, E., Nazé, Y., Rauw, G., Linder, N.

“…We present the results of a long-term high-resolution spectroscopy campaign on the O-type stars in NGC 6231. We revise the spectral classification and…”
Get full text

The XMM Large-Scale Structure survey: the X-ray pipeline and survey selection function by Pacaud, F., Pierre, M., Refregier, A., Gueguen, A., Starck, J.-L., Valtchanov, I., Read, A. M., Altieri, B., Chiappetti, L., Gandhi, P., Garcet, O., Gosset, E., Ponman, T. J., Surdej, J.

“…We present the X-ray pipeline developed for the purpose of the cluster search in the XMM Large-Scale Structure (XMM-LSS) survey. It is based on a two-stage…”
Get full text

The OB binary HD 152219: a detached, double-lined, eclipsing system by Sana, H., Gosset, E., Rauw, G.

“…We present the results of an optical spectroscopic campaign on the massive binary HD 152219 located near the core of the NGC 6231 cluster. Though the primary…”
Get full text

The XMM Large-Scale Structure survey: an initial sample of galaxy groups and clusters to a redshift z < 0.6 by Willis, J. P., Pacaud, F., Valtchanov, I., Pierre, M., Ponman, T., Read, A., Andreon, S., Altieri, B., Quintana, H., Dos Santos, S., Birkinshaw, M., Bremer, M., Duc, P.-A., Galaz, G., Gosset, E., Jones, L., Surdej, J.

“…We present X-ray and optical spectroscopic observations of 12 galaxy groups and clusters identified within the X-ray Multi-Mirror (XMM) Large-Scale Structure…”
Get full text

The XMM-Newton view of the yellow hypergiant IRC+10420 and its surroundings by De Becker, M., Hutsemékers, D., Gosset, E.

“…•This paper reports on the very first dedicated X-ray observation of the famous yellow hypergiant IRC+10420.•The target is not detected and upper limits on the…”
Get full text

Optical spectroscopy of X-Mega targets in the Carina nebula – VII. On the multiplicity of Tr 16-112, HD 93343 and HD 93250 by Rauw, G., Nazé, Y., Fernández Lajús, E., Lanotte, A. A., Solivella, G. R., Sana, H., Gosset, E.

“…We present the results of a spectroscopic monitoring campaign devoted to three O-type stars in the Carina nebula. We derive the full SB2 orbital solution of…”
Get full text

A New Investigation of the Binary HD 48099 by Mahy, L, Rauw, G, Martins, F, Nazé, Y, Gosset, E, De Becker, M, Sana, H, Eenens, P

“…With an orbital period of about 3.078 days, the double-lined spectroscopic binary HD 48099 is, until now, the only short-period O+O system known in the Mon OB2…”
Get full text

An XMM-Newton view of the young open cluster NGC 6231-III. Optically faint X-ray sources by Sana, H, Rauw, Grégor, Sung, H, Gosset, Eric, Vreux, Jean-Marie

“…We discuss the properties of the X-ray sources with faint optical counterparts in the very young open cluster NGC 6231. From their positions in the…”
Get full text

A phase-resolved XMM-Newton campaign on the colliding-wind binary HD 152248 by Sana, H., Stevens, I. R., Gosset, E., Rauw, G., Vreux, J.-M.

“…We report the first results of an XMM–Newton monitoring campaign of the open cluster NGC 6231 in the Sco OB 1 association. This first paper focuses on the…”
Get full text

The XMM Large-Scale Structure survey: a well-controlled X-ray cluster sample over the D1 CFHTLS area by Pierre, M., Pacaud, F., Duc, P.-A., Willis, J. P., Andreon, S., Valtchanov, I., Altieri, B., Galaz, G., Gueguen, A., Fèvre, J.-P. Le, Fèvre, O. Le, Ponman, T., Sprimont, P.-G., Surdej, J., Adami, C., Alshino, A., Bremer, M., Chiappetti, L., Detal, A., Garcet, O., Gosset, E., Jean, C., Maccagni, D., Marinoni, C., Mazure, A., Quintana, H., Read, A.

“…We present the XMM Large-Scale Structure Survey (XMM-LSS) cluster catalogue corresponding to the Canada–France–Hawaii Telescope Legacy Survey D1 area. The list…”
Get full text

Constraining the Fundamental Parameters of the O-Type Binary CPD –41 7733 by Sana, H, Rauw, G, Gosset, E

“…Using a set of high-resolution spectra, we studied the physical and orbital properties of the O-type binary CPD --41 7733, located in the core of NGC 6231. We…”
Get full text

A first detailed study of the colliding wind WR+O binary WR 30a by Gosset, E., Royer, P., Rauw, G., Manfroid, J., Vreux, J.-M.

“…We present a detailed, extensive investigation of the photometric and spectroscopic behaviour of WR 30a. This star is definitely a binary system with a period…”
Get full text

Elementary Physical Educators: Take a Bite of the Skill Themes Approach Carrot by Gosset, Michael E.

“…The purpose of this editorial is to advocate and explain the benefits and challenges of teaching using the skill themes approach…”
Get full text

The massive binary HD 152218 revisited: A new colliding wind system in NGC 6231 by Sana, H., Nazé, Y., O’Donnell, B., Rauw, G., Gosset, E.

“…We present the results of an optical and X-ray monitoring campaign on the short-period massive SB2 binary HD 152218. Combining our HiRes spectroscopic data…”
Get full text