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Related papers: Type Ia Supernovae as Extragalactic Distance Indic…

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Type Ia supernovae (SNe\,Ia) serve as crucial cosmological distance indicators because of their empirical consistency in peak luminosity and characteristic light curve decline rates. These properties facilitate them to be standardized…

Cosmology and Nongalactic Astrophysics · Physics 2025-11-25 Abhinandan Ravi , T. R. Govindarajan , Surajit Kalita

Empirically, Type Ia supernovae are the most useful, precise, and mature tools for determining astronomical distances. Acting as calibrated candles they revealed the presence of dark energy and are being used to measure its properties.…

Cosmology and Nongalactic Astrophysics · Physics 2011-06-15 D. Andrew Howell

The use of Type Ia supernovae (SNe Ia) as cosmological standard candles is a key to solving the mystery of dark energy. Improving the calibration of SNe Ia increases their power as cosmological standard candles. We find tentative evidence…

Astrophysics · Physics 2009-06-23 Yun Wang , Nicholas Hall

The focus of this review is the work that has been done during the 1990s on using Type Ia supernovae (SNe Ia) to measure the Hubble constant ($H_0$). SNe Ia are well suited for measuring $H_0$. A straightforward maximum-light color…

Astrophysics · Physics 2009-10-30 D. Branch

Type Ia Supernovae (SNe Ia) are powerful standardizable candles for constraining cosmological models and provided the first evidence of the accelerated expansion of the universe. Their precision derives from empirical correlations, now…

Cosmology and Nongalactic Astrophysics · Physics 2020-06-17 B. M. Rose , D. Rubin , A. Cikota , S. E. Deustua , S. Dixon , A. Fruchter , D. O. Jones , A. G. Riess , D. M. Scolnic

Type Ia supernovae (SNe Ia) are considered standardizable candles and are therefore important probes of the universe's expansion history and cosmic distances. In comparison to the optical and IR photometric observations, NIR light curves of…

Cosmology and Nongalactic Astrophysics · Physics 2026-03-04 Jagriti Gaba , Rahul Kumar Thakur , Dinkar Verma , Naresh Sharma , Shashikant Gupta

Type Ia supernovae (SNe Ia) have been used as excellent standardizable candles for measuring cosmic expansion, but their progenitors are still elusive. Here we report that the spectral diversity of SNe Ia is tied to their birthplace…

Cosmology and Nongalactic Astrophysics · Physics 2013-04-17 Xiaofeng Wang , Lifan Wang , Alexei V. Filippenko , Tianmeng Zhang , Xulin Zhao

Type Ia Supernovae (SNe Ia) are the best standard candles known today. At high redshift ($z\sim1$) SNe Ia are used to determine the Cosmological Constant Lambda with great success. However the most serious concern is raised by thepossible…

Astrophysics · Physics 2007-05-23 P. Erni , G. A. Tammann

We have obtained 1087 NIR (JHKs) measurements of 21 SNe Ia using PAIRITEL, nearly doubling the number of well-sampled NIR SN Ia light curves. These data strengthen the evidence that SNe Ia are excellent standard candles in the NIR, even…

Type Ia Supernovae (SNe Ia) have been extensively used as standardisable candles in the optical for several decades. However, SNe Ia have shown to be more homogeneous in the near-infrared (NIR), where the effect of dust extinction is also…

The most precise local measurements of $H_0$ rely on observations of Type Ia supernovae (SNe Ia) coupled with Cepheid distances to SN Ia host galaxies. Recent results have shown tension comparing $H_0$ to the value inferred from CMB…

Cosmology and Nongalactic Astrophysics · Physics 2018-01-26 Suhail Dhawan , Saurabh W. Jha , Bruno Leibundgut

In this paper, the suitability of fast-declining Type Ia supernovae (SNe Ia) as cosmological standard candles is examined utilizing a Hubble Flow sample of 43 of these objects observed by the Carnegie Supernova Project (CSP). We confirm…

Type Ia supernovae (SNe Ia) have been intensively investigated due to its great homogeneity and high luminosity, which make it possible to use them as standardizable candles for the determination of cosmological parameters. In 2011, the…

Cosmology and Nongalactic Astrophysics · Physics 2016-11-04 Rodrigo C. V. Coelho , Maurício O. Calvão , Ribamar R. R. Reis , Beatriz B. Siffert

Type Ia supernovae (SNe Ia) are standardisable candles: their peak magnitudes can be corrected for correlations between light curve properties and their luminosities to precisely estimate distances. Understanding SN Ia standardisation…

The photometric properties of Type Ia supernovae (SNe Ia) in the near-infrared as garnered from observations made over the last 30 years are reviewed. During this period, light curves for more than 120 nearby SNe Ia have been published,…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 M. M. Phillips

Type Ia supernovae (SNe Ia) provide us with a unique tool for measuring extragalactic distances and determining cosmological parameters. As a result, the precise and effective calibration for peak luminosities of SNe Ia becomes extremely…

Astrophysics · Physics 2016-08-30 Xiaofeng Wang , Lifan Wang , Xu Zhou , Yuqing Lou , Zongwei Li

It is widely accepted that the width-luminosity relation used to standardize normal Type Ia supernovae (SNe Ia) breaks down in underluminous, 1991bg-like SNe Ia. This breakdown may be due to the choice of parameter used as a stand-in for…

High Energy Astrophysical Phenomena · Physics 2024-04-05 Or Graur

Type Ia supernovae (SNe Ia) play a crucial role as standardizable candles in measurements of the Hubble constant and dark energy. Increasing evidence points towards multiple possible explosion channels as the origin of normal SNe Ia, with…

High Energy Astrophysical Phenomena · Physics 2022-06-30 Vishal Tiwari , Or Graur , Robert Fisher , Ivo Seitenzahl , Shing-Chi Leung , Ken'ichi Nomoto , Hagai Binyamin Perets , Ken Shen
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