Teleparallel gravity: from theory to cosmology

S Bahamonde, KF Dialektopoulos… - Reports on Progress …, 2023 - iopscience.iop.org
Teleparallel gravity (TG) has significantly increased in popularity in recent decades, bringing
attention to Einstein's other theory of gravity. In this Review, we give a comprehensive …

Tensions with the flat ΛCDM model from high-redshift cosmography

G Bargiacchi, MG Dainotti… - Monthly Notices of the …, 2023 - academic.oup.com
The longstanding search for the cosmological model that best describes the Universe has
been made more intriguing since the recent discovery of the Hubble constant, H 0, tension …

High-redshift cosmography: auxiliary variables versus Padé polynomials

S Capozziello, R D'Agostino… - Monthly Notices of the …, 2020 - academic.oup.com
Cosmography becomes non-predictive when cosmic data span beyond the redshift limit z≃
1. This leads to a strong convergence issue that jeopardizes its viability. In this work, we …

Data analysis of three parameter models of deceleration parameter in FLRW universe

A Bouali, H Chaudhary, U Debnath… - … Physical Journal Plus, 2023 - epjplus.epj.org
Constraining the dark energy deceleration parameter is one of the fascinating topics in the
recent cosmological paradigm. This work aims to reconstruct the dark energy using …

[HTML][HTML] High-redshift cosmology by Gamma-Ray Bursts: An overview

G Bargiacchi, MG Dainotti, S Capozziello - New Astronomy Reviews, 2025 - Elsevier
Abstract Several correlations among Gamma-Ray Bursts (GRBs) quantities, both in the
prompt and afterglow emissions, have been established during the last decades, thus …

Cosmological test of σθ as function of scale factor in f (r, t) framework

H Chaudhary, A Kaushik, A Kohli - New Astronomy, 2023 - Elsevier
The paper presents a study of the Bianchi type-I space–time model with perfect fluid in f (R,
T) modified theory of gravity, where R is the Ricci scalar, and T denotes the trace of the …

Constraints on the parameterized deceleration parameter in frw universe

H Chaudhary, A Bouali, U Debnath, T Roy… - Physica …, 2023 - iopscience.iop.org
Confirmation of accelerated expansion of the Universe probed the concept of dark energy
theory, and since then, numerous models have been introduced to explain its origin and …

A deep learning approach to cosmological dark energy models

C Escamilla-Rivera, MAC Quintero… - Journal of Cosmology …, 2020 - iopscience.iop.org
We propose a novel deep learning tool in order to study the evolution of dark energy
models. The aim is to combine two architectures: the Recurrent Neural Networks (RNN) and …

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 …

Parametrization of the deceleration parameter in a flat FLRW universe: constraints and comparative analysis with the CDM paradigm

H Chaudhary, S Mumtaz, A Bouali, U Debnath… - General Relativity and …, 2023 - Springer
The constraint of the deceleration parameter associated with dark energy stands as one of
the most captivating subjects in the present cosmological framework. This study centers on …