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Measuring the delay-time distribution (DTD) of type Ia supernova(SNe Ia) is an important way to constrain the progenitor nature of SNe Ia. Recently, Strolger et al. (2010) obtained a very delayed DTD, which is much different from other…

Solar and Stellar Astrophysics · Physics 2015-05-28 Xiangcun Meng , Zhongmu Li , Wuming Yang

Type Ia supernovae play a key role in the evolution of galaxies by polluting the interstellar medium with a fraction of iron peak elements larger than that released in the core collapse supernova events. Their light-curve, moreover, is…

Cosmology and Nongalactic Astrophysics · Physics 2024-09-18 P. A. Palicio , F. Matteucci , M. Della Valle , E. Spitoni

Type Ia supernovae (SNe Ia) produce most of the Fe-peak elements in the Universe and therefore are a crucial ingredient in galactic chemical evolution models. SNe Ia do not explode immediately after star formation, and the delay-time…

Astrophysics of Galaxies · Physics 2024-09-19 Liam O. Dubay , Jennifer A. Johnson , James W. Johnson

We study the radial distribution of supernova Ia (SNe Ia) in morphologically selected early-type host galaxies from the Sloan Digital Sky Survey (SDSS) and discuss its implications for the progenitor systems of SNe Ia. While new…

Astrophysics · Physics 2009-11-13 Francisco Forster , Kevin Schawinski

Type Ia supernovae (SNe Ia) occur in both old, passive galaxies and active, star-forming galaxies. This fact, coupled with the strong dependence of SN Ia rate on star formation rate, suggests that SNe Ia form from stars with a wide range of…

Astrophysics · Physics 2009-11-13 Christopher J. Pritchet , D. Andrew Howell , Mark Sullivan

Using the population synthesis binary evolution code StarTrack, we present theoretical rates and delay times of Type Ia supernovae arising from various formation channels. These channels include binaries in which the exploding white dwarf…

Solar and Stellar Astrophysics · Physics 2015-05-20 A. J. Ruiter , K. Belczynski , S. A. Sim , W. Hillebrandt , M. Fink , M. Kromer

We investigate the contribution of different formation scenarios for type Ia supernovae in elliptical galaxies. The single degenerate scenario (a white dwarf accreting from a late main sequence or red giant companion) is tested against the…

Solar and Stellar Astrophysics · Physics 2015-03-13 N. Mennekens , D. Vanbeveren , J. P. De Greve , E. De Donder

The time delay between the formation of the progenitor systems of Type Ia supernovae (SNe Ia) and their detonation is a vital discriminant between the various progenitor scenarios that have been proposed for them. We use SDSS optical and…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 Kevin Schawinski

We identify a sample of 22 host galaxies of Type Ia Supernovae (SNe Ia) at redshifts 0.95<z<1.8 discovered in the Hubble Space Telescope (HST) observations of the Great Observatories Origins Deep Survey (GOODS) fields. We measure the…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-20 M. G. Thomson , R. Chary

The aim of this work is the computation of the cosmic Type Ia supernova rates at very high redshifts (z>2). We adopt various progenitor models in order to predict the number of explosions in different scenarios for galaxy formation and to…

Astrophysics · Physics 2015-05-13 R. Valiante , F. Matteucci , S. Recchi , F. Calura

We present theoretical delay times and rates of thermonuclear explosions that are thought to produce Type Ia supernovae, including the double-detonation sub-Chandrasekhar mass model, using the population synthesis binary evolution code…

Solar and Stellar Astrophysics · Physics 2015-05-20 A. J. Ruiter , K. Belczynski , S. A. Sim , W. Hillebrandt , C. L. Fryer , M. Fink , M. Kromer

Context.This is the second paper of a series aiming to determine the birth rates of supernovae in the local Universe. Aims. In this paper, we aim to estimate the SN rates in the local universe and fit the delay-time distribution of SNe Ia…

We describe the Multi-Epoch Nearby Cluster Survey (MENeaCS), designed to measure the cluster Type Ia supernova (SN Ia) rate in a sample of 57 X-ray selected galaxy clusters, with redshifts of 0.05 < z < 0.15. Utilizing our real time…

Based on detailed models for the explosions, light curves and NLTE-spectra, evolutionary effects of Type Ia Supernovae (SNe Ia) with redshift have been studied to evaluate their size on cosmological time scales,how the effects can be…

Astrophysics · Physics 2007-05-23 Peter Hoeflich

I study the rate of type Ia supernovae (SNe Ia) within about a million years after the assumed common envelope evolution (CEE) that forms the progenitors of these SNe Ia, and find that the population of SNe Ia with short CEE to explosion…

High Energy Astrophysical Phenomena · Physics 2019-10-16 Noam Soker

We present a forward-modeling framework for synthesizing Type Ia supernova (SN Ia) populations by coupling cosmological hydrodynamic simulations to binary population synthesis (BPS). Using IllustrisTNG star particles as simple stellar…

We present the supernova (SN) sample and Type-Ia SN (SN Ia) rates from the Cluster Lensing And Supernova survey with Hubble (CLASH). Using the Advanced Camera for Surveys and the Wide Field Camera 3 on the Hubble Space Telescope (HST), we…

The delayed-detonation explosion mechanism applied to a Chandrasekhar-mass white dwarf offers a very attractive model to explain the inferred characteristics of Type Ia supernovae (SNe Ia). The resulting ejecta are chemically stratified,…

Solar and Stellar Astrophysics · Physics 2015-06-12 Stéphane Blondin , Luc Dessart , D. John Hillier , Alexei M. Khokhlov

Strongly lensed type Ia supernovae (SNe Ia) are expected to have some advantages in measuring time delays of multiple images, and so they have a great potential to be developed into a powerful late-universe cosmological probe. In this…

Cosmology and Nongalactic Astrophysics · Physics 2022-07-26 Jing-Zhao Qi , Yu Cui , Wei-Hong Hu , Jing-Fei Zhang , Jing-Lei Cui , Xin Zhang