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The formation of Wolf-Rayet stars in the SMC is not dominated by mass transfer

Published online by Cambridge University Press:  28 July 2017

Tomer Shenar ,
R. Hainich ,
H. Todt ,
A. Sander ,
W.-R. Hamann ,
A. Moffat ,
J. J. Eldridge ,
H. Pablo ,
L. Oskinova  and
N. Richardson
Tomer Shenar
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
R. Hainich
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
H. Todt
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
A. Sander
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
W.-R. Hamann
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
A. Moffat
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
J. J. Eldridge
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
H. Pablo
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
L. Oskinova
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
N. Richardson
Affiliation:
Institut für Physik & Astronomie, Universität Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany email: shtomer@astro.physik.uni-potsdam.de
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Abstract

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We analyzed spectra of all Wolf-Rayet stars in the Small Magellanic Cloud (SMC). We find that, unlike predicted, mass-transfer in binaries is not needed to explain their formation.

Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 12 , Symposium S329: The Lives and Death-Throes of Massive Stars , November 2016 , pp. 445
Copyright
Copyright © International Astronomical Union 2017 

References

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