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The DOI matches its Crossref record; 23 of the 23 references it cites were found in a registry or an index.

Pulsational pair instability as an explanation for the most luminous supernovae

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Woosley, S. E., Blinnikov, S., Heger, Alexander·2007·Nature

Abstract

The extremely luminous supernova SN 2006gy (ref. 1) challenges the traditional view that the collapse of a stellar core is the only mechanism by which a massive star makes a supernova, because it seems too luminous by more than a factor of ten. Here we report that the brightest supernovae in the modern Universe arise from collisions between shells of matter ejected by massive stars that undergo an interior instability arising from the production of electron–positron pairs. This ‘pair instability’ leads to explosive burning that is insufficient to unbind the star, but ejects many solar masses of the envelope. After the first explosion, the remaining core contracts and searches for a stable burning state. When the next explosion occurs, several solar masses of material are again ejected, which collide with the earlier ejecta. This collision can radiate 1050 erg of light, about a factor of ten more than an ordinary supernova. Our model is in good agreement with the observed light curve for SN 2006gy and also shows that some massive stars can produce more than one supernova-like outburst.

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Metadata

Authors
Woosley, S. E., Blinnikov, S., & Heger, A.
Venue
Nature
Published
2007-11-15
Volume
450
Issue
7168
Pages
390-392
ISSN
  • 0028-0836 (ISSN-L)
  • 1476-4687
OpenAlex
W2131213682
Cited by
664
References
23
FWCI
11.88
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Pulsational pair instability as an explanation for the most luminous supernovae. https://app.cochat.ai/papers/10.1038/nature06333
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Woosley, S. E., Blinnikov, S., & Heger, A. (2007). Pulsational pair instability as an explanation for the most luminous supernovae. Nature. https://doi.org/10.1038/nature06333

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