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The physical sizes of supernova remnants (SNRs) in a number of nearby galaxies follow an approximately linear cumulative distribution, contrary to what is expected for decelerating shock fronts. This has been attributed to selection…

Astrophysics of Galaxies · Physics 2015-05-18 Carles Badenes , Dan Maoz , Bruce Draine

We construct the most complete sample of supernova remnants (SNRs) in any galaxy - the Large Magellanic Cloud (LMC) SNR sample. We study their various properties such as spectral index ($\alpha$), size and surface-brightness. We suggest an…

The supernova (SN) delay-time distribution (DTD) - the SN rate versus time that would follow a brief burst of star formation - can shed light on SN progenitors, and on chemical enrichment timescales. Previous attempts to recover the DTD…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-18 Dan Maoz , Filippo Mannucci , Weidong Li , Alexei V. Filippenko , Massimo Della Valle , Nino Panagia

Knowledge of the supernova (SN) delay time distribution (DTD) - the SN rate versus time that would follow a hypothetical brief burst of star formation - can shed light on SN progenitors and physics. We compile recent measurements of the…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 Dan Maoz , Keren Sharon , Avishay Gal-Yam

The observed delay-time distribution (DTD) of Type-Ia supernovae (SNe Ia) is a valuable probe of SN Ia progenitors and physics, and of the role of SNe Ia in cosmic metal enrichment. The SN Ia rate in galaxy clusters as a function of cluster…

Astrophysics of Galaxies · Physics 2018-07-11 Matan Friedmann , Dan Maoz

We derive the delay-time distribution (DTD) of type-Ia supernovae (SNe Ia) using a sample of 132 SNe Ia, discovered by the Sloan Digital Sky Survey II (SDSS2) among 66,000 galaxies with spectral-based star-formation histories (SFHs). To…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 Dan Maoz , Filippo Mannucci , Timothy D. Brandt

Aims: We present a comprehensive study of the supernova remnant (SNR) population of the Small Magellanic Cloud (SMC). We measure multiwavelength properties of the SMC SNRs and compare them to those of the Large Magellanic Cloud (LMC)…

High Energy Astrophysical Phenomena · Physics 2019-11-13 P. Maggi , M. D. Filipovic , B. Vukotic , J. Ballet , F. Haberl , C. Maitra , P. Kavanagh , M. Sasaki , M. Stupar

Published X-ray emission properties for a sample of 50 supernova remnants (SNRs) in the LMC are used as input for SNR evolution modelling calculations. The forward shock emission is modelled to obtain the initial explosion energy, age, and…

High Energy Astrophysical Phenomena · Physics 2017-03-08 D. A. Leahy

Constraining the delay-time distribution (DTD) of different supernova (SN) types can shed light on the timescales of galaxy chemical enrichment and feedback processes affecting galaxy dynamics, and SN progenitor properties. Here, we present…

Supernova remnants (SNRs) in Local Group galaxies offer unique insights into the origin of different types of supernovae. In order to take full advantage of these insights, one must understand the intrinsic and environmental diversity of…

High Energy Astrophysical Phenomena · Physics 2016-11-07 Sumit K. Sarbadhicary , Carles Badenes , Laura Chomiuk , Damiano Caprioli , Daniel Huizenga

The delay time distribution (DTD) of Type-Ia supernovae (SNe Ia) is important for understanding chemical evolution, SN Ia progenitors, and SN Ia physics. Past estimates of the DTD in galaxy clusters have been deduced from SN Ia rates…

Astrophysics of Galaxies · Physics 2021-03-03 Jonathan Freundlich , Dan Maoz

The delay time distribution (DTD) of type Ia supernovae (SNe Ia) from star formation is an important clue to reveal the still unknown progenitor system of SNe Ia. Here we report on a measurement of the SN Ia DTD in a delay time range of…

Astrophysics · Physics 2015-05-13 Tomonori Totani , Tomoki Morokuma , Takeshi Oda , Mamoru Doi , Naoki Yasuda

We present analytical reconstructions of type Ia supernova (SN Ia) delay time distributions (DTDs) by way of two independent methods: by a Markov chain Monte Carlo best-fit technique comparing the volumetric SN Ia rate history to today's…

Astrophysics of Galaxies · Physics 2020-03-04 Louis-Gregory Strolger , Steven A. Rodney , Camilla Pacifici , Gautham Narayan , Or Graur

The type Ia supernova (SN Ia) rate, when compared to the cosmic star formation history (SFH), can be used to derive the delay-time distribution (DTD) of SNe Ia, which can distinguish among progenitor models. We present the results of a SN…

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…

We present a comprehensive X-ray study of the population of supernova remnants (SNRs) in the LMC. Using primarily XMM-Newton, we conduct a systematic spectral analysis of LMC SNRs to gain new insights on their evolution and the interplay…

Typing the origin (i.e., Type Ia or core-collapse) of supernova remnants (SNRs) is crucial to determine the rates of supernova (SN) explosions in a galaxy, which is a key to understand its recent chemical evolution. However, evolved SNRs in…

High Energy Astrophysical Phenomena · Physics 2016-01-20 Yoko Takeuchi , Hiroya Yamaguchi , Toru Tamagawa

This is the second paper of a series in which we present measurements of the Supernova (SN) rates from the SUDARE survey. In this paper, we study the trend of the SN rates with the intrinsic colours, the star formation activity and the mass…

We use a sample of 809 photometrically classified type Ia supernovae (SNe Ia) discovered by the Dark Energy Survey (DES) along with 40415 field galaxies to calculate the rate of SNe Ia per galaxy in the redshift range $0.2 < z <0.6$. We…

The physics of core-collapse (CC) supernovae (SNe) and how the explosions depend on progenitor properties are central questions in astronomy. For only a handful of SNe, the progenitor star has been identified in pre-explosion images.…

Solar and Stellar Astrophysics · Physics 2019-01-30 Katie Auchettl , Laura A. Lopez , Carles Badenes , Enrico Ramirez-Ruiz , John F. Beacom , Tyler Holland-Ashford
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