An asymmetric explosion as the origin of spectral evolution diversity in type Ia supernovae

Nature

Volumn 466, Issue 7302, 2010, Pages 82-85

  Maeda, K ^a   Benetti, S ^b   Stritzinger, M ^c,d   Ropke F K ^e   Folatelli, G ^f   Sollerman, J ^d,g   Taubenberger, S ^e   Nomoto, K ^a   Leloudas, G ^d   Hamuy, M ^f   Tanaka, M ^a   Mazzali, P A ^e,h   Elias Rosa, N ⁱ  

^a UNIVERSITY OF TOKYO   (Japan)

^b INAF OSSERVATORIO ASTRONOMICO DI PADOVA   (Italy)

^c LAS CAMPANAS OBSERVATORY   (Chile)

^d UNIVERSITY OF COPENHAGEN   (Denmark)

^e MAX PLANCK INSTITUT FÜR ASTROPHYSIK   (Germany)

^f UNIVERSITY OF CHILE   (Chile)

^g STOCKHOLM UNIVERSITY   (Sweden)

^h SCUOLA NORMALE SUPERIORE   (Italy)

ⁱ CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACCELERATION; COSMOLOGY; EXPLOSION; PARAMETERIZATION;

ARTICLE; COMPARATIVE STUDY; COSMOS; EVOLUTION; EXPLOSION; MODEL; PARAMETER; PRIORITY JOURNAL;

EID: 77954230619     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature09122     Document Type: Article

References (30)

1. Phillips, M. M. et al. The reddening-free decline rate versus luminosity relationship for Type IA supernovae. Astron. J. 118, 1766-1776 (1999).
2. Permutter, S. et al. Measurements of V and L from 42 high-redshift supernovae. Astrophys. J. 517, 565-586 (1999).
3. Riess, A. et al. Observational evidence from supernovae for an accelerating universe and a cosmological constant. Astron. J. 116, 1009-1038 (1998).
4. Kuhlen, M., Woosley, S. E. & Glatzmaier, G. A. Carbon ignition in type Ia supernovae. II. A three-dimensional numerical model. Astrophys. J. 640, 407-416 (2006).
5. Kasen, D., Röpke, F. K. & Woosley, S. E. The diversity of type Ia supernovae from broken symmetries. Nature 460, 869-872 (2009).
6. Maeda, K. et al. Nucleosynthesis in two-dimensional delayed detonation models of type Ia supernova explosions. Astrophys. J. 712, 624-638 (2010).
7. Röpke, F. K., Woosley, S. E. & Hillebrandt, W. Off-center ignition in type Ia supernovae. I. Initial evolution and implications for delayed detonation. Astrophys. J. 660, 1344-1356 (2007).
8. Jordan, G. C. et al. Three-dimensional simulations of the deflagration phase of the gravitationally confined detonation model of type Ia supernovae. Astrophys. J. 681, 1448-1457 (2008).
9. Branch, D., Drucker, W. & Jeffery, D. J. Differences among expansion velocities of type Ia supernovae. Astrophys. J. 330, L117-L118 (1988).
10. Benetti, S. et al. The diversity of type Ia supernovae: evidence for systematics? Astrophys. J. 623, 1011-1016 (2005).
11. Khokhlov, A. M. Delayed detonation model for type Ia supernovae. Astron. Astrophys. 245, 114-128 (1991).
12. Iwamoto, K. et al. Nucleosynthesis in Chandrasekhar mass models for type Ia supernovae and constraints on progenitor systems and burning-front propagation. Astrophys. J. 125 (Suppl.), 439-462 (1999).
13. Nomoto, K., Thielemann, F.-K. & Yokoi, K. Accreting white dwarf models of type I supernovae. III-carbon deflagration supernovae. Astrophys. J. 286, 644-658 (1984).
14. Woosley, S. E. & Weaver, T. A. The physics of supernova explosions. Annu. Rev. Astron. Astrophys. 24, 205-253 (1986).
15. Höflich, P. et al. Maximum brightness and postmaximum decline of light curves of type Ia supernovae: a comparison of theory and observations. Astrophys. J. 472, L81-L84 (1996).
16. Mazzali, P. A., Röpke, F. K., Benetti, S. & Hillebrandt, W. A common explosion mechanism for type Ia supernovae. Science 315, 825-828 (2007).
17. Benetti, S. et al. Supernova 2002bo: inadequacy of the single parameter description. Mon. Not. R. Astron. Soc. 348, 261-278 (2004).
18. Branch, D., Fisher, A. & Nugent, P. On the relative frequencies of spectroscopically normal and peculiar type Ia supernovae. Astron. J. 106, 2383-2391 (1993).
19. Maeda, K. et al. Nebular spectra and explosion asymmetry of type Ia supernovae. Astrophys. J. 708, 1703-1715 (2010).
20. Fink, M. et al. Double-detonation sub-Chandrasekhar supernovae: can minimum helium shell masses detonate the core? Astron. Astrophys. (submitted); preprint at Æhttp://arXiv.org/abs/1002.2173æ (2010).
21. Stehle, M., Mazzali, P. A., Benetti, S. & Hillebrandt, W. Abundance stratification in type Ia supernovae-I. The case for SN 2002bo. Mon. Not. R. Astron. Soc. 360, 1231-1243 (2005).
22. Wang, L., Baade, D. & Patat, F. Spectropolarimetric diagnostics of thermonuclear supernova explosions. Science 315, 212-214 (2007).
23. Neill, J. D. et al. The local hosts of type Ia supernovae. Astrophys. J. 707, 1449-1465 (2009).
24. Jha, S. et al. The type Ia supernova 1998bu in M96 and the Hubble constant. Astrophys. J. 125 (Suppl.), 73-97 (1999).
25. Cappellaro, E. et al. Detection of a light echo from SN 1998bu. Astrophys. J. 549, L215-L218 (2001).
26. Filippenko, A. V. et al. The subluminous, spectroscopically peculiar type Ia supernova 1991bg in the elliptical galaxy NGC 4374. Astron. J. 104, 1543-1556 (1992).
27. Turatto, M. et al. The properties of the peculiar type Ia supernova 1991bg. I. Analysis and discussion of two years of observations. Mon. Not. R. Astron. Soc. 283, 1-17 (1996).
28. Morrell, N., Folatelli, G. & Stritzinger, M. Supernova 2007on in NGC 1404. Cent. Bur. Electron. Telegr. 1131 (2007).
29. Altavilla, G. et al. The early spectral evolution of SN 2004dt. Astron. Astrophys. 475, 585-595 (2007).
30. Wang, X. et al. Improved distances to type Ia supernovae with two spectroscopic subclasses. Astrophys. J. 699, L139-L143 (2009).