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Related papers: Type Ia Supernova Sub-classes and Progenitor Origi…

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What the progenitors of Type Ia supernovae (SNe Ia) are, whether they are near-Chandrasekhar mass or sub-Chandrasekhar mass white dwarfs, has been the matter of debate for decades. Various observational hints are supporting both models as…

High Energy Astrophysical Phenomena · Physics 2023-01-31 Shing-Chi Leung , Ken'ichi Nomoto

SNe Ia play a key role in the fields of astrophysics and cosmology. It is widely accepted that SNe Ia arise from thermonuclear explosions of WDs in binaries. However, there is no consensus on the fundamental aspects of the nature of SN Ia…

High Energy Astrophysical Phenomena · Physics 2023-07-28 Zheng-Wei Liu , Friedrich K. Roepke , Zhanwen Han

Models for Type Ia Supernovae (SNe Ia) are reviewed. It is shown that there are strong reasons to believe that most SNe Ia represent thermonuclear disruptions of C-O white dwarfs, when these white dwarfs reach the Chandrasekhar limit and…

Astrophysics · Physics 2007-05-23 Mario Livio

Models for Type Ia Supernovae (SNe Ia) are reviewed. It is shown that there are strong reasons to believe that SNe Ia represent thermonuclear disruptions of C-O white dwarfs, when these white dwarfs reach the Chandrasekhar limit and ignite…

Astrophysics · Physics 2007-05-23 M. Livio

Although Type Ia supernovae (SNe Ia) are a major tool in cosmology and play a key role in the chemical evolution of galaxies, the nature of their progenitor systems (apart from the fact that they must contain at least one white dwarf, that…

High Energy Astrophysical Phenomena · Physics 2014-11-12 Pilar Ruiz-Lapuente

Type Ia supernovae (SNe Ia) are runaway thermonuclear explosions in white dwarfs that result in the disruption of the white dwarf star, and possibly its nearby stellar companion. SNe Ia occur over an immense range of stellar population age…

Solar and Stellar Astrophysics · Physics 2024-12-03 Ashley J. Ruiter , Ivo R. Seitenzahl

Type Ia SNe (SNe Ia) are thought to come from carbon-oxygen white dwarfs that accrete mass from binary companions until they approach the Chandrasekhar limit, ignite carbon, and undergo complete thermonuclear disruption. A survey of the…

Astrophysics · Physics 2008-11-26 M. Parthasarathy , David Branch , David J. Jeffery , E. Baron

Type Ia supernovae (SNe Ia) play an important role in astrophysics and are crucial for the studies of stellar evolution, galaxy evolution and cosmology. They are generally thought to be thermonuclear explosions of accreting carbon-oxygen…

Solar and Stellar Astrophysics · Physics 2020-07-14 Bo Wang , Zhanwen Han

The question of the nature of the progenitor of Type Ia supernovae (SNe Ia) is important both for our detailed understanding of stellar evolution and for their use as cosmological probes of the dark energy. Much of the basic features of SNe…

Solar and Stellar Astrophysics · Physics 2014-08-20 E. Baron

In this short review I suggest that recent developments support the conjecture that Type Ia supernovae (SNe Ia) are the complete disruptions of Chandrasekhar-mass carbon-oxygen white dwarfs in single-degenerate binary systems. The causes of…

Astrophysics · Physics 2009-10-31 David Branch

Type-Ia supernovae (SNe Ia) are important distance indicators, element factories, cosmic-ray accelerators, kinetic-energy sources in galaxy evolution, and endpoints of stellar binary evolution. It has long been clear that a SN Ia must be…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-18 Dan Maoz , Filippo Mannucci , Gijs Nelemans

There are two classes of viable progenitors for normal Type Ia supernovae (SNe Ia): systems in which a white dwarf explodes at the Chandrasekhar mass ($M_{ch}$), and systems in which a white dwarf explodes below the Chandrasekhar mass…

High Energy Astrophysical Phenomena · Physics 2018-01-31 Daniel A. Goldstein , Daniel Kasen

A key question for supernova cosmology is whether the peak luminosities of Type Ia supernovae (SNe Ia) are sufficiently free from the effects of cosmic and galactic evolution. To answer this question, we review the currently popular…

Astrophysics · Physics 2009-11-10 K. Nomoto , T. Uenishi , C. Kobayashi , H. Umeda , T. Ohkubo , I. Hachisu , M. Kato

Natures of progenitors of type Ia Supernovae (SNe Ia) have not yet been clarified. There has been long and intensive discussion on whether the so-called single degenerate (SD) scenario or the double degenerate (DD) scenario, or anything…

Solar and Stellar Astrophysics · Physics 2016-09-14 Keiichi Maeda , Yukikatsu Terada

The nature of the progenitors of SNe Ia is not yet fully understood. In the single-degenerate (SD) scenario, the collision of the SN ejecta with its companion star is expected to produce detectable UV emission in the first few days after…

Solar and Stellar Astrophysics · Physics 2016-04-06 Zheng-Wei Liu , Richard J. Stancliffe

Observations of Type Ia supernovae (SN~Ia) combined with modeling of dynamics, light curves and spectra continue to point to the difficult conclusion that SN~Ia result from degenerate ignition in a carbon/oxygen white dwarf of the…

Astrophysics · Physics 2007-05-23 J. Craig Wheeler

The precise origin of Type Ia supernovae (SNe Ia) is unknown despite their value to numerous areas in astronomy. While it is a long-standing consensus that they arise from an explosion of a carbon/oxygen white dwarf, the exact progenitor…

High Energy Astrophysical Phenomena · Physics 2024-07-10 Samuel J. Boos , Dean M. Townsley , Ken J. Shen

Despite the significance of Type Ia supernovae (SNeIa) in many fields in astrophysics, SNeIa lack a theoretical explanation. The standard scenarios involve thermonuclear explosions of carbon/oxygen white dwarfs approaching the Chandrasekhar…

High Energy Astrophysical Phenomena · Physics 2013-02-05 S. Toonen , G. Nelemans , M. Bours , S. Portegies Zwart , J. Claeys , N. Mennekens , A. Ruiter

Among the diverse progenitor channels leading to Type Ia Supernovae (SNe Ia), there are explosions originating from white dwarfs with sub-Chandrasekhar masses. These white dwarfs undergo detonation and explosion triggered by primary…

Astrophysics of Galaxies · Physics 2023-08-10 A. A. Hakobyan , A. G. Karapetyan , L. V. Barkhudaryan

We review some recent developments in theoretical studies on the connection between the progenitor systems of Type Ia supernovae (SNe Ia) and the explosion mechanisms. (1) DD-subCh: In the merging of double C+O white dwarfs (DD scenario),…

Solar and Stellar Astrophysics · Physics 2013-02-19 Ken'ichi Nomoto , Yasuomi Kamiya , Naohito Nakasato
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