Related papers: Redshift evolution of the underlying type Ia super…

The influence of Host Galaxies in Type Ia Supernova Cosmology

We use a sample of 1338 spectroscopically confirmed and photometrically classified Type Ia Supernovae (SNe Ia), sourced from the CSP, CfA, SDSS-II, and SNLS supernova samples, to examine the relationships between SNe Ia and the galaxies…

Cosmology and Nongalactic Astrophysics · Physics 2017-10-18 Syed A. Uddin , Jeremy Mould , Chris Lidman , Vanina Ruhlmann-Kleider , Bonnie R. Zhang

SN Ia Population Machine. I. A Unified Cosmological Simulation-Binary Synthesis Framework Establishing Non-universal Delay-time Distributions and Cosmic Progenitor-channel Dominance Crossover

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…

Astrophysics of Galaxies · Physics 2026-04-29 Suk-Jin Yoon , Inhyuk Park , Woong-Bae G. Zee , Chul Chung , Jun-Sung Moon , Sanjaya Paudel , Kiyun Yun , Myung-Hun Kim , Eun-Taek Gim

Measuring the Ejecta Velocities of Type Ia Supernovae from the Pan-STARRS1 Medium Deep Survey

There is growing evidence that Type Ia supernovae (SNe Ia) may originate from multiple explosion channels. Previous studies have indicated that the ejecta velocity of SNe Ia is one powerful tool to discriminate between different channels.…

High Energy Astrophysical Phenomena · Physics 2024-07-01 Y. -C. Pan , Y. -S. Jheng , D. O. Jones , I. -Y. Lee , R. J. Foley , R. Chornock , D. M. Scolnic , E. Berger , P. M. Challis , M. Drout , M. E. Huber , R. P. Kirshner , R. Kotak , R. Lunnan , G. Narayan , A. Rest , S. Rodney , S. Smartt

The Dark Energy Survey: Cosmology Results With ~1500 New High-redshift Type Ia Supernovae Using The Full 5-year Dataset

We present cosmological constraints from the sample of Type Ia supernovae (SN Ia) discovered during the full five years of the Dark Energy Survey (DES) Supernova Program. In contrast to most previous cosmological samples, in which SN are…

Cosmology and Nongalactic Astrophysics · Physics 2025-07-22 DES Collaboration , T. M. C. Abbott , M. Acevedo , M. Aguena , A. Alarcon , S. Allam , O. Alves , A. Amon , F. Andrade-Oliveira , J. Annis , P. Armstrong , J. Asorey , S. Avila , D. Bacon , B. A. Bassett , K. Bechtol , P. H. Bernardinelli , G. M. Bernstein , E. Bertin , J. Blazek , S. Bocquet , D. Brooks , D. Brout , E. Buckley-Geer , D. L. Burke , H. Camacho , R. Camilleri , A. Campos , A. Carnero Rosell , D. Carollo , A. Carr , J. Carretero , F. J. Castander , R. Cawthon , C. Chang , R. Chen , A. Choi , C. Conselice , M. Costanzi , L. N. da Costa , M. Crocce , T. M. Davis , D. L. DePoy , S. Desai , H. T. Diehl , M. Dixon , S. Dodelson , P. Doel , C. Doux , A. Drlica-Wagner , J. Elvin-Poole , S. Everett , I. Ferrero , A. Ferté , B. Flaugher , R. J. Foley , P. Fosalba , D. Friedel , J. Frieman , C. Frohmaier , L. Galbany , J. García-Bellido , M. Gatti , E. Gaztanaga , G. Giannini , K. Glazebrook , O. Graur , D. Gruen , R. A. Gruendl , G. Gutierrez , W. G. Hartley , K. Herner , S. R. Hinton , D. L. Hollowood , K. Honscheid , D. Huterer , B. Jain , D. J. James , N. Jeffrey , E. Kasai , L. Kelsey , S. Kent , R. Kessler , A. G. Kim , R. P. Kirshner , E. Kovacs , K. Kuehn , O. Lahav , J. Lee , S. Lee , G. F. Lewis , T. S. Li , C. Lidman , H. Lin , U. Malik , J. L. Marshall , P. Martini , J. Mena-Fernández , F. Menanteau , R. Miquel , J. J. Mohr , J. Mould , J. Muir , A. Möller , E. Neilsen , R. C. Nichol , P. Nugent , R. L. C. Ogando , A. Palmese , Y. -C. Pan , M. Paterno , W. J. Percival , M. E. S. Pereira , A. Pieres , A. A. Plazas Malagón , B. Popovic , A. Porredon , J. Prat , H. Qu , M. Raveri , M. Rodríguez-Monroy , A. K. Romer , A. Roodman , B. Rose , M. Sako , E. Sanchez , D. Sanchez Cid , M. Schubnell , D. Scolnic , I. Sevilla-Noarbe , P. Shah , J. Allyn. Smith , M. Smith , M. Soares-Santos , E. Suchyta , M. Sullivan , N. Suntzeff , M. E. C. Swanson , B. O. Sánchez , G. Tarle , G. Taylor , D. Thomas , C. To , M. Toy , M. A. Troxel , B. E. Tucker , D. L. Tucker , S. A. Uddin , M. Vincenzi , A. R. Walker , N. Weaverdyck , R. H. Wechsler , J. Weller , W. Wester , P. Wiseman , M. Yamamoto , F. Yuan , B. Zhang , Y. Zhang

The dependence of the Type Ia Supernova colour-luminosity relation on their host galaxy properties

Using the Dark Energy Survey 5-year sample, we determine the properties of type Ia supernova (SN Ia) host galaxies across a wide multi-wavelength range - from the optical to far-infrared - including data from the $Herschel$ and $Spitzer$…

Astrophysics of Galaxies · Physics 2025-09-23 S. Ramaiya , M. Vincenzi , M. J. Jarvis , P. Wiseman , M. Sullivan

Testing for Intrinsic Type Ia Supernova Luminosity Evolution at z>2 with JWST

The James Webb Space Telescope} (JWST) is opening new frontiers of transient discovery and follow-up at high-redshift. Here we present the discovery of a spectroscopically confirmed Type Ia supernova (SN Ia; SN $2023$aeax) at $z=2.15$ with…

Cosmology and Nongalactic Astrophysics · Physics 2025-02-13 J. D. R. Pierel , D. A. Coulter , M. R. Siebert , H. B. Akins , M. Engesser , O. D. Fox , M. Franco , A. Rest , A. Agrawal , Y. Ajay , N. Allen , C. M. Casey , C. Decoursey , N. E. Drakos , E. Egami , A. L. Faisst , S. Gezari , G. Gozaliasl , O. Ilbert , D. O. Jones , M. Karmen , J. S. Kartaltepe , A. M. Koekemoer , Z. G. Lane , R. L. Larson , T. Li , D. Liu , T. J. Moriya , H. J. McCracken , L. Paquereau , R. M. Quimby , R. M. Rich , J. Rhodes , B. E. Robertson , D. B. Sanders , M. Shahbandeh , M. Shuntov , J. D. Silverman , L. G. Strolger , S. Toft , Y. Zenati

Studying the Diversity of Type Ia Supernovae in the Ultraviolet: Comparing Models with Observations

In the ultraviolet (UV), Type Ia supernovae (SNe Ia) show a much larger diversity in their properties than in the optical. Using a stationary Monte-Carlo radiative transfer code, a grid of spectra at maximum light was created varying…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 E. S. Walker , S. Hachinger , P. A. Mazzali , R. S. Ellis , M. Sullivan , A. Gal-Yam , D. A. Howell

The Fall 2004 SDSS Supernova Survey

In preparation for the Supernova Survey of the Sloan Digital Sky Survey (SDSS) II, a proposed 3-year extension to the SDSS, we have conducted an early engineering and science run during the fall of 2004, which consisted of approximately 20…

Astrophysics · Physics 2008-11-26 Masao Sako , Roger Romani , Josh Frieman , Jen Adelman-McCarthy , Andrew Becker , Fritz DeJongh , Ben Dilday , Juan Estrada , John Hendry , Jon Holtzman , Jared Kaplan , Rick Kessler , Hubert Lampeitl , John Marriner , Gajus Miknaitis , Adam Riess , Douglas Tucker , J. Barentine , R. Blandford , H. Brewington , J. Dembicky , M. Harvanek , S. Hawley , C. Hogan , D. Johnston , S. Kahn , B. Ketzeback , S. Kleinman , J. Krzesinski , D. Lamenti , D. Long , R. McMillan , P. Newman , A. Nitta , R. Nichol , R. Scranton , E. Sheldon , S. Snedden , C. Stoughton , D. York , the SDSS Collaboration

Supernova rates and stellar populations

We discuss the results about the nature of type Ia Supernovae that can be derived by studying their rates in different stellar populations. While the evolution of SN photometry and spectra can constrain the explosion mechanism, the SN rate…

Astrophysics · Physics 2007-08-06 F. Mannucci

The distant Type Ia supernova rate

We present a measurement of the rate of distant Type Ia supernovae derived using 4 large subsets of data from the Supernova Cosmology Project. Within this fiducial sample, which surveyed about 12 square degrees, thirty-eight supernovae were…

Astrophysics · Physics 2008-11-26 R. Pain , S. Fabbro , M. Sullivan , R. S. Ellis , G. Aldering , P. Astier , S. E. Duestua , A. S. Fruchter , G. Goldhaber , A. Goobar , D. E. Groom , D. Hardin , I. M. Hook , D. A. Howell , M. J. Irwin , A. G. Kim , M. Y. Kim , R. A. Knop , J. C. Lee , C. Lidman , R. G. McMahon , P. E. Nugent , N. Panagia , C. R. Pennypacker , S. Perlmutter , P. Ruiz-Lapuente , K. Schahmaneche , B. Schaefer , N. A. Walton.

The Supernova Type Ia Rate Evolution with SNLS

We present a progress report on a project to derive the evolution of the volumetric supernova Type Ia rate from the Supernova Legacy Survey. Our preliminary estimate of the rate evolution divides the sample from Neill et al. (2006) into two…

Astrophysics · Physics 2008-11-26 J. D. Neill , M. Sullivan , D. Balam , C. J. Pritchet , D. A. Howell , K. Perrett , P. Astier , E. Aubourg , S. Basa , R. G. Carlberg , A. Conley , S. Fabbro , D. Fouchez , J. Guy , I. Hook , R. Pain , N. Palanque-Delabrouille , N. Regnault , J. Rich , R. Taillet , G. Aldering , P. Antilogus , V. Arsenijevic , C. Balland , S. Baumont , J. Bronder , R. S. Ellis , M. Filiol , A. C. Gonçalves , D. Hardin , M. Kowalski , C. Lidman , V. Lusset , M. Mouchet , A. Mourao , S. Perlmutter , P. Ripoche , D. Schlegel , C. Tao

The Effects of Circumstellar Dust Scattering on the Light Curves and Polarizations of Type Ia Supernovae

Observational signatures of the circumstellar material (CSM) around Type Ia supernovae (SNe Ia) provide a unique perspective on their progenitor systems. The pre-supernova evolution of the SN progenitors may naturally eject CSM in most of…

High Energy Astrophysical Phenomena · Physics 2022-06-08 Maokai Hu , Lifan Wang , Xiaofeng Wang

Measuring Type Ia Supernova Populations of Stretch and Color and Predicting Distance Biases

Simulations of Type Ia Supernovae (SNIa) surveys are a critical tool for correcting biases in the analysis of SNIa to infer cosmological parameters. Large scale Monte Carlo simulations include a thorough treatment of observation history,…

Cosmology and Nongalactic Astrophysics · Physics 2016-05-25 Daniel Scolnic , Richard Kessler

On the relationship between Type Ia supernova luminosity and host-galaxy properties

A string of recent studies has debated the exact form and physical origin of an evolutionary trend between the peak luminosity of Type Ia supernovae (SNe Ia) and the properties of the galaxies that host them. We shed new light on the…

Cosmology and Nongalactic Astrophysics · Physics 2021-04-14 Yukei S. Murakami , Benjamin E. Stahl , Keto D. Zhang , Matthew R. Chu , Emma C. McGinness , Kishore C. Patra , Alexei V. Filippenko

On the Spectroscopic Diversity of Type Ia Supernovae

A comparison of the ratio of the depths of two absorption features in the spectra of TypeIa supernovae (SNe Ia) near the time of maximum brightness with the blueshift of the deep red Si II absorption feature 10 days after maximum shows that…

Astrophysics · Physics 2009-10-31 Kazuhito Hatano , David Branch , Eric J. Lentz , E. Baron , Alexei V. Filippenko , Peter M. Garnavich

Birthrates and delay times of Type Ia supernovae

Type Ia supernovae (SNe Ia) play an important role in diverse areas of astrophysics, from the chemical evolution of galaxies to observational cosmology. However, the nature of the progenitors of SNe Ia is still unclear. In this paper,…

Solar and Stellar Astrophysics · Physics 2012-05-29 Bo Wang , Zhengwei Liu , Yunkun Han , Zhenxin Lei , Yangping Luo , Zhanwen Han

Signatures of Explosion Models for SN ~Ia & Cosmology

We give an overview of the current understanding of Type Ia supernovae relevant for their use as cosmological distance indicators. We present the physical basis to understand their homogeneity of the observed light curves and spectra and…

Astrophysics · Physics 2007-05-23 P. Hoeflich

Constraining Type Ia supernovae via their distances from spiral arms

We present an analysis of the distribution of 77 supernovae (SNe) Ia relative to spiral arms of their Sab-Scd host galaxies, using our original measurements of the SN distances from the nearby arms, and study their light curve decline rates…

Astrophysics of Galaxies · Physics 2022-10-26 Arpine G. Karapetyan

ZTF SN Ia DR2: The diversity and relative rates of the thermonuclear SN population

The Zwicky Transient Facility SN Ia Data Release 2 (ZTF SN Ia DR2) contains more than 3,000 Type Ia supernovae (SNe Ia), providing the largest homogeneous low-redshift sample of SNe Ia. Having at least one spectrum per event, this data…

High Energy Astrophysical Phenomena · Physics 2025-02-19 G. Dimitriadis , U. Burgaz , M. Deckers , K. Maguire , J. Johansson , M. Smith , M. Rigault , C. Frohmaier , J. Sollerman , L. Galbany , Y. -L. Kim , C. Liu , A. A. Miller , P. E. Nugent , A. Alburai , P. Chen , S. Dhawan , M. Ginolin , A. Goobar , S. L. Groom , L. Harvey , W. D. Kenworthy , S. R. Kulkarni , K. Phan , B. Popovic , R. L. Riddle , B. Rusholme , T. E. Muller-Bravo , J. Nordin , J. H. Terwel , A. Townsend

The Ages of Type Ia Supernova Progenitors

Using light curves and host galaxy spectra of 101 Type Ia supernovae (SNe Ia) with redshift $z \lesssim 0.3$ from the SDSS Supernova Survey (SDSS-SN), we derive the SN Ia rate as a function of progenitor age (the delay time distribution, or…

Astrophysics of Galaxies · Physics 2015-03-13 Timothy D. Brandt , Rita Tojeiro , Éric Aubourg , Alan Heavens , Raul Jimenez , Michael A. Strauss