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

  • Tomer Shenar (a1), R. Hainich (a1), H. Todt (a1), A. Sander (a1), W.-R. Hamann (a1), A. Moffat (a1), J. J. Eldridge (a1), H. Pablo (a1), L. Oskinova (a1) and N. Richardson (a1)...

Abstract

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.

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References

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Eldridge, J. J., Izzard, R. G., & Tout, C. A., 2008, MNRAS, 384, 1109
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Shenar, T., Oskinova, L., Hamann, W.-R., et al. 2015, ApJ, 809, 135
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