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He-accreting WDs as SNe Ia Progenitors

Published online by Cambridge University Press:  17 January 2013

Luciano Piersanti ,
Amedeo Tornambé ,
Lev Yungelson  and
Oscar Straniero
Luciano Piersanti
Affiliation:
INAF - Osservatorio Astronomico di Teramo, via Mentore Maggini, snc, 64100, Teramo, ITALY email: [email protected], [email protected]
Amedeo Tornambé
Affiliation:
INAF - Osservatorio Astronomico di Roma, via di Frascati, 33, 00040, Monteporzio Catone, ITALY email: [email protected]
Lev Yungelson
Affiliation:
Institute of Astronomy, Moscow, RUSSIA email: [email protected]
Oscar Straniero
Affiliation:
INAF - Osservatorio Astronomico di Teramo, via Mentore Maggini, snc, 64100, Teramo, ITALY email: [email protected], [email protected]
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Abstract

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We investigate the thermal response of CO WDs accreting He-rich matter directly from their companions in binary systems. Our results suggest that the He-channel cannot provide progenitors for the majority of “normal” SNe Ia.

Keywords

supernovae: general — white dwarfs — accretion
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 7 , Issue S281: Binary Paths to Type Ia Supernovae Explosions , July 2011 , pp. 209 - 212
Copyright
Copyright © International Astronomical Union 2013

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