SALT3: An improved type ia supernova model for measuring cosmic distances
WD Kenworthy, DO Jones, M Dai… - The Astrophysical …, 2021 - iopscience.iop.org
A spectral-energy distribution (SED) model for Type Ia supernovae (SNe Ia) is a critical tool
for measuring precise and accurate distances across a large redshift range and constraining …
for measuring precise and accurate distances across a large redshift range and constraining …
Union Through UNITY: Cosmology with 2,000 SNe Using a Unified Bayesian Framework
D Rubin, G Aldering, M Betoule, A Fruchter… - arXiv preprint arXiv …, 2023 - arxiv.org
Type Ia supernovae (SNe Ia) were instrumental in establishing the acceleration of the
universe's expansion. By virtue of their combination of distance reach, precision, and …
universe's expansion. By virtue of their combination of distance reach, precision, and …
A hierarchical Bayesian SED model for Type Ia supernovae in the optical to near-infrared
KS Mandel, S Thorp, G Narayan… - Monthly Notices of …, 2022 - academic.oup.com
ABSTRACT While conventional Type Ia supernova (SN Ia) cosmology analyses rely
primarily on rest-frame optical light curves to determine distances, SNe Ia are excellent …
primarily on rest-frame optical light curves to determine distances, SNe Ia are excellent …
SALT2 versus SALT3: updated model surfaces and their impacts on type Ia supernova cosmology
G Taylor, DO Jones, B Popovic… - Monthly Notices of …, 2023 - academic.oup.com
For the past decade, SALT2 has been the most common model used to fit Type Ia supernova
(SN Ia) light curves for dark energy analyses. Recently, the SALT3 model was released …
(SN Ia) light curves for dark energy analyses. Recently, the SALT3 model was released …
Host Galaxy Mass Combined with Local Stellar Age Improve Type Ia Supernovae Distances
BM Rose, D Rubin, L Strolger… - The Astrophysical …, 2021 - iopscience.iop.org
Abstract Type Ia supernovae (SNe Ia) are standardizable candles, but for over a decade
there has been a debate on how to properly account for their correlations with host galaxy …
there has been a debate on how to properly account for their correlations with host galaxy …
A Spectroscopic Model of the Type Ia Supernova–Host-galaxy Mass Correlation from SALT3
DO Jones, WD Kenworthy, M Dai… - The Astrophysical …, 2023 - iopscience.iop.org
The unknown cause of the correlation between Type Ia supernova (SN Ia) Hubble residuals
and their host-galaxy masses (the" mass step") may bias cosmological parameter …
and their host-galaxy masses (the" mass step") may bias cosmological parameter …
Evidence for cosmic acceleration is robust to observed correlations between type Ia supernova luminosity and stellar age
Abstract Type Ia supernovae (SNe Ia) are powerful standardizable candles for constraining
cosmological models and provided the first evidence of the accelerated expansion of the …
cosmological models and provided the first evidence of the accelerated expansion of the …
Hawaii Supernova Flows: A Peculiar Velocity Survey Using Over a Thousand Supernovae in the Near-Infrared
A Do, BJ Shappee, T de Jaeger, D Rubin… - arXiv preprint arXiv …, 2024 - arxiv.org
We introduce the Hawaii Supernova Flows project and present summary statistics of the first
1218 astronomical transients observed, 669 of which are spectroscopically classified Type …
1218 astronomical transients observed, 669 of which are spectroscopically classified Type …
Aperture-corrected spectroscopic type Ia supernova host galaxy properties
L Galbany, M Smith, SD Puertas… - Astronomy & …, 2022 - aanda.org
We use type Ia supernova (SN Ia) data obtained by the Sloan Digital Sky Survey-II
Supernova Survey (SDSS-II SNS) in combination with the publicly available SDSS DR16 …
Supernova Survey (SDSS-II SNS) in combination with the publicly available SDSS DR16 …
[PDF][PDF] No evidence for type Ia supernova luminosity evolution: evidence for dark energy is robust
ABSTRACT Type Ia Supernovae (SNe Ia) are powerful standardized candles for
constraining the cosmological model and provided the first evidence of accelerated …
constraining the cosmological model and provided the first evidence of accelerated …