Subaru High-Resolution Spectroscopy of Star G in the Tycho Supernova Remnant

Kerzendorf, Wolfgang; Schmidt, Brian; Asplund, Martin; Nomoto, Ken'ichi; Podsiadlowski, Ph.; Frebel, Anna; Fesen, Robert A; Yong, David

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Subaru High-Resolution Spectroscopy of Star G in the Tycho Supernova Remnant

Date

2009

Authors

Kerzendorf, Wolfgang

Schmidt, Brian

Asplund, Martin

Nomoto, Ken'ichi

Podsiadlowski, Ph.

Frebel, Anna

Fesen, Robert A

Yong, David

Publisher

IOP Publishing

Abstract

It is widely believed that Type Ia supernovae (SNe Ia) originate in binary systems where a white dwarf accretes material from a companion star until its mass approaches the Chandrasekhar mass and carbon is ignited in the white dwarf's core. This scenario