Search Results - "Stritzinger, M D"
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Light and Color Curve Properties of Type Ia Supernovae: Theory Versus Observations
Published in The Astrophysical journal (01-09-2017)“…We study the optical light curve (LC) relations of Type Ia supernovae (SNe Ia) for their use in cosmology using high-quality photometry published by the…”
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ASASSN-18tb: a most unusual Type Ia supernova observed by TESS and SALT
Published in Monthly notices of the Royal Astronomical Society (01-08-2019)“…ABSTRACT We present photometric and spectroscopic observations of the unusual Type Ia supernova ASASSN-18tb, including a series of Southern African Large…”
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Carnegie Supernova Project-II: Near-infrared Spectroscopy of Stripped-envelope Core-collapse Supernovae
Published in The Astrophysical journal (01-02-2022)“…Abstract We present 75 near-infrared (NIR; 0.8−2.5 μ m) spectra of 34 stripped-envelope core-collapse supernovae (SESNe) obtained by the Carnegie Supernova…”
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On the type Ia supernovae 2007on and 2011iv: evidence for Chandrasekhar-mass explosions at the faint end of the luminosity–width relationship
Published in Monthly notices of the Royal Astronomical Society (11-06-2018)“…Abstract Radiative transfer models of two transitional type Ia supernovae (SNe Ia) have been produced using the abundance stratification technique. These two…”
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Carnegie Supernova Project: The First Homogeneous Sample of Super-Chandrasekhar-mass/2003fg-like Type Ia Supernovae
Published in The Astrophysical journal (01-12-2021)“…Abstract We present a multiwavelength photometric and spectroscopic analysis of 13 super-Chandrasekhar-mass/2003fg-like Type Ia supernovae (SNe Ia). Nine of…”
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The nebular spectra of the transitional Type Ia Supernovae 2007on and 2011iv: broad, multiple components indicate aspherical explosion cores
Published in Monthly notices of the Royal Astronomical Society (21-05-2018)“…Abstract The nebular-epoch spectrum of the rapidly declining, ‘transitional’ Type Ia supernova (SN) 2007on showed double emission peaks, which have been…”
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The relative specific Type Ia supernovae rate from three years of ASAS-SN
Published in Monthly notices of the Royal Astronomical Society (11-04-2019)“…ABSTRACT We analyse the 476 SN Ia host galaxies from the All-Sky Automated Survey for Supernova (ASAS-SN) Bright Supernova Catalogues to determine the observed…”
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GRB 161219B/SN 2016jca: a powerful stellar collapse
Published in Monthly notices of the Royal Astronomical Society (10-06-2019)“…ABSTRACT We report observations and analysis of the nearby gamma-ray burst GRB 161219B (redshift z = 0.1475) and the associated Type Ic supernova (SN) 2016jca…”
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Comparison of the optical light curves of hydrogen-rich and hydrogen-poor type II supernovae
Published in Monthly notices of the Royal Astronomical Society (21-09-2019)“…ABSTRACT Type II supernovae (SNe II) show strong hydrogen features in their spectra throughout their whole evolution, while type IIb supernovae (SNe IIb)…”
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Extensive HST ultraviolet spectra and multiwavelength observations of SN 2014J in M82 indicate reddening and circumstellar scattering by typical dust
Published in Monthly notices of the Royal Astronomical Society (01-10-2014)“…SN 2014J in M82 is the closest detected Type Ia supernova (SN Ia) in at least 28 yr and perhaps in 410 yr. Despite its small distance of 3.3 Mpc, SN 2014J is…”
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Measuring an Off-center Detonation through Infrared Line Profiles: The Peculiar Type Ia Supernova SN 2020qxp/ASASSN-20jq
Published in The Astrophysical journal (01-12-2021)“…Abstract We present and analyze a near-infrared (NIR) spectrum of the underluminous Type Ia supernova SN 2020qxp/ASASSN-20jq obtained with NIRES at the Keck…”
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ASASSN-15pz: Revealing Significant Photometric Diversity among 2009dc-like, Peculiar SNe Ia
Published in The Astrophysical journal (20-07-2019)“…Abstract We report comprehensive multi-wavelength observations of a peculiar Type Ia-like supernova (“SN Ia-pec”) ASASSN-15pz. ASASSN-15pz is a spectroscopic…”
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13
Type Ia Supernova Progenitor Properties and their Host Galaxies
Published in The Astrophysical journal (01-07-2024)“…Abstract We present an eigenfunction method to analyze 161 visual light curves (LCs) of Type Ia supernovae (SNe Ia) obtained by the Carnegie Supernova Project…”
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500 days of SN 2013dy: spectra and photometry from the ultraviolet to the infrared
Published in Monthly notices of the Royal Astronomical Society (01-10-2015)“…SN 2013dy is a Type Ia supernova (SN Ia) for which we have compiled an extraordinary data set spanning from 0.1 to ∼ 500 d after explosion. We present 10…”
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Near-infrared and Optical Nebular-phase Spectra of Type Ia Supernovae SN 2013aa and SN 2017cbv in NGC 5643
Published in The Astrophysical journal (01-03-2023)“…Abstract We present multiwavelength time-series spectroscopy of SN 2013aa and SN 2017cbv, two Type Ia supernovae (SNe Ia) on the outskirts of the same host…”
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Massive stars exploding in a He-rich circumstellar medium – IV. Transitional Type Ibn supernovae
Published in Monthly notices of the Royal Astronomical Society (11-05-2015)“…We present ultraviolet, optical and near-infrared data of the Type Ibn supernovae (SNe) 2010al and 2011hw. SN 2010al reaches an absolute magnitude at peak of M…”
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SN 2017egm: A Helium-rich Superluminous Supernova with Multiple Bumps in the Light Curves
Published in The Astrophysical journal (01-05-2023)“…Abstract When discovered, SN 2017egm was the closest (redshift z = 0.03) hydrogen-poor superluminous supernova (SLSN-I) and a rare case that exploded in a…”
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A Type II Supernova Hubble Diagram from the CSP-I, SDSS-II, and SNLS Surveys
Published in The Astrophysical journal (01-02-2017)“…Abstract The coming era of large photometric wide-field surveys will increase the detection rate of supernovae by orders of magnitude. Such numbers will…”
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AT 2017be - a new member of the class of Intermediate-Luminosity Red Transients
Published in Monthly notices of the Royal Astronomical Society (01-08-2018)“…We report the results of our spectrophotometric monitoring campaign for AT 2017be in NGC 2537. Its light curve reveals a fast rise to an optical maximum,…”
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The highly luminous Type Ibn supernova ASASSN-14ms
Published in Monthly notices of the Royal Astronomical Society (01-04-2018)Get full text
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