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The thermonuclear explosion of a C/O white dwarf as a Type Ia supernova (SN Ia) generates a kinetic energy comparable to that released by a massive star during a SN II event. Current observations and theoretical models have established that…

High Energy Astrophysical Phenomena · Physics 2015-03-17 David Falta , Robert T. Fisher , Gaurav Khanna

The nature of progenitors of Type Ia supernovae has long been debated, primarily due to the elusiveness of the progenitor systems to traditional electromagnetic observation methods. We argue that gravitational wave observations with the…

High Energy Astrophysical Phenomena · Physics 2024-10-30 Valeriya Korol , Riccardo Buscicchio , Ruediger Pakmor , Javier Morán-Fraile , Christopher J. Moore , Selma E. de Mink

Supernovae (SNe) are the most fascinating objects in astronomy and are intensely investigated. However, many mysteries such as nucleosynthesis and the origin of SNe Ia remain unsolved. Although the thermonuclear explosion of a…

Instrumentation and Methods for Astrophysics · Physics 2018-05-22 Yoshitaka Mizumura , Atsushi Takada , Toru Tanimori

The Galactic population of close white dwarf binaries is expected to provide the largest number of gravitational wave sources for low frequency detectors such as the Laser Interferometer Space Antenna (LISA). Current data analysis…

Solar and Stellar Astrophysics · Physics 2011-09-26 Alexander Stroeer , Matthew Benacquista , Frank Ceballos

Coalescences of binary white dwarfs represent a copious source of information for gravitational wave interferometers operating in the decihertz band. Moreover, according to the double degenerate scenario, they have been suggested to be…

High Energy Astrophysical Phenomena · Physics 2020-03-18 Andrea Maselli , Stefania Marassi , Marica Branchesi

Binary white dwarf (WD) coalescences driven by gravitational waves or collisions in triple systems are potential progenitors of Type Ia supernovae (SNe Ia). We combine the distribution of 56Ni inferred from observations of SNe Ia with the…

High Energy Astrophysical Phenomena · Physics 2015-06-16 Anthony L. Piro , Todd A. Thompson , Christopher S. Kochanek

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

Although type Ia supernovae (SNe Ia) are very useful in many astrophysical fields, their exact progenitor nature is still unclear. A basic method to distinguish the different progenitor models is to search the signal from the single…

High Energy Astrophysical Phenomena · Physics 2018-03-21 Xiangcun Meng , Zhanwen Han

Spectroscopic and photometric evidence indicates that Type Ia supernovae (SNe Ia) are the thermonuclear explosions of accreting white dwarfs. However, the progenitor binary systems and hydrodynamical models for SNe Ia are still…

Astrophysics · Physics 2009-10-30 Ken'ichi Nomoto , Koichi Iwamoto , Nobuhiro Kishimoto

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) 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

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

The growing tensions between the early Universe and the late Universe increasingly highlight the importance of developing precise probes for late cosmology. As significant late-Universe probes, Type Ia supernovae (SNe Ia) and gravitational…

Cosmology and Nongalactic Astrophysics · Physics 2024-07-09 Jie Zheng , Xiao-Hui Liu , Jing-Zhao Qi

Type Ia supernovae (SNe Ia) exhibit a wide diversity of peak luminosities and light curve shapes: the faintest SNe Ia are 10 times less luminous and evolve more rapidly than the brightest SNe Ia. Their differing characteristics also extend…

High Energy Astrophysical Phenomena · Physics 2017-12-27 Ken J. Shen , Silvia Toonen , Or Graur

Relatively uniform light curves and spectral evolution of Type Ia supernovae (SNe Ia) have led to the use of SNe Ia as a ``standard candle'' to determine cosmological parameters, such as the Hubble constant, the density parameter, and the…

Thermonuclear, or Type Ia supernovae (SNe Ia), originate from the explosion of carbon--oxygen white dwarfs, and serve as standardizable cosmological candles. However, despite their importance, the nature of the progenitor systems that give…

Solar and Stellar Astrophysics · Physics 2015-06-23 Rahul Kashyap , Robert Fisher , Enrique García-Berro , Gabriela Aznar-Siguán , Suoqing Ji , Pablo Lorén-Aguilar

Type Ia supernovae (SNe Ia) play a prominent role in understanding the evolution of Universe. They are thought to be thermonuclear explosions of mass-accreting carbon-oxygen white dwarfs (CO WDs) in binaries, although the mass donors of the…

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

We examine catalogs of white dwarfs (WDs) and find that there are sufficient number of massive WDs, M_WD > 1.35Mo, that might potentially explode as type Ia supernovae (SNe Ia) in the frame of the core degenerate scenario. In the core…

Solar and Stellar Astrophysics · Physics 2018-08-29 Ealeal Bear , Noam Soker

Type Ia supernovae (SNe) are thought to originate from the thermonuclear explosions of carbon-oxygen (CO) white dwarfs (WDs). The proposed progenitors of standard type Ia SNe have been studied for decades and can be, generally, divided into…

High Energy Astrophysical Phenomena · Physics 2019-10-18 Hagai B. Perets , Yossef Zenati , Silvia Toonen , Alexey Bobrick
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