SIMBAD references

2018MNRAS.477.5064H - Mon. Not. R. Astron. Soc., 477, 5064-5071 (2018/July-2)

Testing the distance-duality relation in the Rh = ct universe.

HU J. and WANG F.Y.

Abstract (from CDS):

In this paper, we test the cosmic distance-duality (CDD) relation using the luminosity distances from joint light-curve analysis Type Ia supernovae (SNe Ia) sample and angular diameter distance sample from galaxy clusters. The Rh = ct and Λ cold dark matter (CDM) models are considered. In order to compare the two models, we constrain the CDD relation and the SNe Ia light-curve parameters simultaneously. Considering the effects of Hubble constant, we find that η ≡ DA(1 + z)2/DL = 1 is valid at the 2σ confidence level in both models with H0= 67.8 ± 0.9 km –1s–1 Mpc. However, the CDD relation is valid at 3σ confidence level with H0= 73.45 ± 1.66 km –1s–1Mpc. Using the Akaike Information Criterion and the Bayesian Information Criterion, we find that the ΛCDM model is very stongly preferred over the Rh = ct model with these data sets for the CDD relation test.

Abstract Copyright: © 2018 The Author(s) Published by Oxford University Press on behalf of the Royal Astronomical Society

Journal keyword(s): distance scale - cosmology: miscellaneous

Simbad objects: 1

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