Testing the general theory of relativity using gravitational wave propagation from dark standard sirens
Alternative theories of gravity predict modifications in the propagation of gravitational waves
(GW) through space–time. One of the smoking-gun predictions of such theories is the …
(GW) through space–time. One of the smoking-gun predictions of such theories is the …
Euclid: Forecast constraints on the cosmic distance duality relation with complementary external probes
M Martinelli, CJAP Martins, S Nesseris… - Astronomy & …, 2020 - aanda.org
Context. In metric theories of gravity with photon number conservation, the luminosity and
angular diameter distances are related via the Etherington relation, also known as the …
angular diameter distances are related via the Etherington relation, also known as the …
Cosmology with strong-lensing systems
S Cao, M Biesiada, R Gavazzi… - The Astrophysical …, 2015 - iopscience.iop.org
In this paper, we assemble a catalog of 118 strong gravitational lensing systems from the
Sloan Lens ACS Survey, BOSS emission-line lens survey, Lens Structure and Dynamics …
Sloan Lens ACS Survey, BOSS emission-line lens survey, Lens Structure and Dynamics …
Astronomical Distance Determination in the Space Age: Secondary Distance Indicators
The formal division of the distance indicators into primary and secondary leads to difficulties
in description of methods which can actually be used in two ways: with, and without the …
in description of methods which can actually be used in two ways: with, and without the …
Constraints on the distance duality relation with standard sirens
NB Hogg, M Martinelli, S Nesseris - Journal of Cosmology and …, 2020 - iopscience.iop.org
We use gravitational wave (GW) standard sirens, in addition to Type Ia supernovae (SNIa)
and baryon acoustic oscillation (BAO) mock data, to forecast constraints on the …
and baryon acoustic oscillation (BAO) mock data, to forecast constraints on the …
Constraints on cosmological models from strong gravitational lensing systems
S Cao, Y Pan, M Biesiada, W Godlowski… - Journal of Cosmology …, 2012 - iopscience.iop.org
Strong lensing has developed into an important astrophysical tool for probing both
cosmology and galaxies (their structure, formation, and evolution). Using the gravitational …
cosmology and galaxies (their structure, formation, and evolution). Using the gravitational …
The distance duality relation from strong gravitational lensing
K Liao, Z Li, S Cao, M Biesiada, X Zheng… - The Astrophysical …, 2016 - iopscience.iop.org
Under very general assumptions of the metric theory of spacetime, photons traveling along
null geodesics and photon number conservation, two observable concepts of cosmic …
null geodesics and photon number conservation, two observable concepts of cosmic …
Galaxy distributions as fractal systems
S Teles, AR Lopes, MB Ribeiro - The European Physical Journal C, 2022 - Springer
This paper discusses if large scale galaxy distribution samples containing almost one million
objects can be characterized as fractal systems. The analysis performed by Teles et al.(Phys …
objects can be characterized as fractal systems. The analysis performed by Teles et al.(Phys …
Cosmological-model-independent tests for the distance–duality relation from galaxy clusters and type Ia supernova
Z Li, P Wu, H Yu - The Astrophysical Journal Letters, 2011 - iopscience.iop.org
We perform a cosmological-model-independent test for the distance–duality (DD) relation η
(z)= DL (z)(1+ z)− 2/DA (z), where DL and DA are the luminosity distance and angular …
(z)= DL (z)(1+ z)− 2/DA (z), where DL and DA are the luminosity distance and angular …
Cosmic distance duality relation and the shape of galaxy clusters
Context. Observations in the cosmological domain are heavily dependent on the validity of
the cosmic distance-duality (DD) relation, η= DL (z)(1+ z) 2/DA (z)= 1, an exact result …
the cosmic distance-duality (DD) relation, η= DL (z)(1+ z) 2/DA (z)= 1, an exact result …