Search Results - "Villar‐Sbaffi, A."

A first orbital solution for the very massive 30 Dor main-sequence WN6h+O binary R145 by Schnurr, O., Moffat, A. F. J., Villar-Sbaffi, A., St-Louis, N., Morrell, N. I.

“…We report the results of a spectroscopic and polarimetric study of the massive, hydrogen-rich WN6h stars R144 (HD 38282 = BAT99-118 = Brey 89) and R145 (HDE…”
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The Unusual 2001 Periastron Passage in the “Clockwork” Colliding‐Wind Binary WR 140 by Marchenko, S. V., Moffat, A. F. J., Ballereau, D., Chauville, J., Zorec, J., Hill, G. M., Annuk, K., Corral, L. J., Demers, H., Eenens, P. R. J., Panov, K. P., Seggewiss, W., Thomson, J. R., Villar‐Sbaffi, A.

“…We follow, using both optical spectroscopy and photometry, the ``textbook'' colliding-wind WR+O binary WR 140 through and between the periastron passages of…”
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An Extreme Case of a Misaligned Highly Flattened Wind in the Wolf-Rayet Binary CX Cephei by Villar-Sbaffi, A, St-Louis, N, Moffat, Anthony F. J, Piirola, Vilppu

“…CX Cep (WR 151) is the WR+O binary (WN5+O5 V) with the second shortest period known in our Galaxy. To examine the circumstellar matter distribution and to…”
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First Ever Polarimetric Detection of a Wind-Wind Interaction Region and a Misaligned Flattening of the Wind in the Wolf-Rayet Binary CQ Cephei by Villar-Sbaffi, A, St-Louis, N, Moffat, Anthony F. J, Piirola, Vilppu

“…In this paper we present unfiltered and multiband (i.e., UBVRI) polarimetric observations of the short-period Wolf-Rayet binary CQ Cep. Using the basic…”
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Discovery of Highly Dynamic Matter Enhancements along the Polar Axis and Equatorial Plane in the Luminous Blue Variable Binary HD 5980 by Villar-Sbaffi, A, Moffat, Anthony F. J, St-Louis, N

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High‐Precision, Time‐resolved Linear Polarimetry of Two Bright Dwarf Novae by Moffat, A. F. J., Manset, N., Villar‐Sbaffi, A., Vincent, L., Shara, M. M.

“…We have monitored in broadband linear polarimetry two bright cataclysmic variables (CVs) around complete 5–6 hr orbital cycles, with an order of magnitude…”
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A first orbital solution for the very massive 30 Dor main-sequence WN6h+O binary R145 by Schnurr, O., Moffat, A. F. J., Villar-Sbaffi, A., St-Louis, N., Morrell, N. I.

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A first orbital solution for the very massive 30 Dor main-sequence WN6h+O binary R145 by Schnurr, O, Moffat, A. F. J, Villar-Sbaffi, A, St-Louis, N, Morrell, N. I

“…We report the results of a spectroscopic and polarimetric study of the massive, hydrogen-rich WN6h stars R144 (HD 38282 = BAT99-118 = Brey 89) and R145 (HDE…”
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The Unusual 2001 Periastron Passage in the by Marchenko, S. V, Moffat, A. F. J, Ballereau, D, Chauville, J, Zorec, J, Hill, G. M, Annuk, K, Corral, L. J, Demers, H, Eenens, P. R. J, Panov, K. P, Seggewiss, W, Thomson, J. R, Villar-Sbaffi, A

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An Extreme Case of a Misaligned Highly Flattened Wind in the Wolf-Rayet Binary CX Cephei by Villar-Sbaffi, A, St-Louis, N, Moffat, Anthony F. J, Piirola, Vilppu, de Physique, 1- Departement, Vaticana, Observatoire du Mont Megantic. 2- Tuorla Observatory. 3- Specola

“…Astrophys.J.640:995-1004,2006 CX Cep (WR 151) is the WR+O binary (WN5+O5V) with the second shortest period known in our Galaxy. To examine the circumstellar…”
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