f (T) teleparallel gravity and cosmology

YF Cai, S Capozziello, M De Laurentis… - Reports on Progress …, 2016‏ - iopscience.iop.org
Over recent decades, the role of torsion in gravity has been extensively investigated along
the main direction of bringing gravity closer to its gauge formulation and incorporating spin …

Gamma-ray burst cosmology

FY Wang, ZG Dai, EW Liang - New Astronomy Reviews, 2015‏ - Elsevier
Gamma-ray bursts (GRBs) are the most luminous electromagnetic explosions in the
Universe, which emit up to 8.8× 10 54 erg isotropic equivalent energy in the hard X-ray …

Tension with the flat ΛCDM model from a high-redshift Hubble diagram of supernovae, quasars, and gamma-ray bursts

E Lusso, E Piedipalumbo, G Risaliti, M Paolillo… - Astronomy & …, 2019‏ - aanda.org
In the current framework, the standard parametrization of our Universe is the so-called
Lambda cold dark matter (ΛCDM) model. Recently, a∼ 4σ tension with the ΛCDM model …

Cosmography in gravity

S Capozziello, VF Cardone, H Farajollahi… - Physical Review D …, 2011‏ - APS
Based only on the assumption that the Universe is homogenous and isotropic on large
scales, cosmography is an ideal tool to investigate the cosmic expansion history in an …

[HTML][HTML] Cosmology with gamma-ray bursts-I. The Hubble diagram through the calibrated Ep, i–Eiso correlation

M Demianski, E Piedipalumbo, D Sawant… - Astronomy & …, 2017‏ - aanda.org
Context. Gamma-ray bursts (GRBs) are the most energetics explosions in the Universe.
They are detectable up to very high redshifts. They may therefore be used to study the …

Cosmographic analysis of the equation of state of the universe through Padé approximations

C Gruber, O Luongo - Physical Review D, 2014‏ - APS
Cosmography is used in cosmological data processing in order to constrain the kinematics
of the universe in a model-independent way, providing an objective means to evaluate the …

Cosmology with hybrid expansion law: scalar field reconstruction of cosmic history and observational constraints

Ö Akarsu, S Kumar, R Myrzakulov… - Journal of Cosmology …, 2014‏ - iopscience.iop.org
In this paper, we consider a simple form of expansion history of Universe referred to as the
hybrid expansion law-a product of power-law and exponential type of functions. The ansatz …

Testing cosmic anisotropy with Padé approximations and the latest Pantheon+ sample

JP Hu, J Hu, XD Jia, BQ Gao, FY Wang - Astronomy & Astrophysics, 2024‏ - aanda.org
Cosmography can be used to constrain the kinematics of the Universe in a model-
independent way. In this work, we attempt to combine the Padé approximations with the …

Standardized long gamma-ray bursts as a cosmic distance indicator

FY Wang, JP Hu, GQ Zhang, ZG Dai - The Astrophysical Journal, 2022‏ - iopscience.iop.org
Gamma-ray bursts (GRBs) are the most luminous explosions in and can be detectable out to
the edge of the universe. They have long been thought to be able to extend the Hubble …

Can high-redshift Hubble diagrams rule out the standard model of cosmology in the context of cosmography?

S Pourojaghi, NF Zabihi, M Malekjani - Physical Review D, 2022‏ - APS
Using mock data for the Hubble diagrams of type Ia supernovae (SNIa) and quasars (QSOs)
generated based on the standard model of cosmology, and using the least-squares method …