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 …

The effective field theory approach to the strong coupling issue in f (T) gravity

YM Hu, Y Zhao, X Ren, B Wang… - Journal of Cosmology …, 2023 - iopscience.iop.org
We investigate the scalar perturbations and the possible strong coupling issues of f (T)
around a cosmological background, applying the effective field theory (EFT) approach. We …

Cosmological teleparallel perturbations

L Heisenberg, M Hohmann… - Journal of Cosmology and …, 2024 - iopscience.iop.org
There has been growing interest in f (Bbb Q) gravity, which has led to significant
advancements in the field. However, it is important to note that most studies in this area were …

General parallel cosmology

DA Gomes, JB Jiménez… - Journal of Cosmology and …, 2023 - iopscience.iop.org
General (tele) parallel Relativity, G∥ R, is the relativistic completion of Einstein's theories of
gravity. The focus of this article is the derivation of the homogeneous and isotropic solution …

A class of ghost-free theories in symmetric teleparallel geometry

AG Bello-Morales, JB Jiménez, AJ Cano… - Journal of High Energy …, 2024 - Springer
A bstract Theories formulated in the arena of teleparallel geometries are generically plagued
by ghost-like instabilities or other pathologies that are ultimately caused by the breaking of …

Dirac–Bergmann analysis and degrees of freedom of coincident f(Q)-gravity

K Tomonari, S Bahamonde - The European Physical Journal C, 2024 - Springer
We investigate the propagating degrees of freedom of f (Q)-gravity in a 4-dimensional space-
time under the imposition of the coincident gauge by performing the Dirac–Bergmann …

Cosmology of f(Q) gravity in non-flat Universe

H Shabani, A De, TH Loo, EN Saridakis - The European Physical Journal …, 2024 - Springer
We investigate the cosmological implications of f (Q) gravity, which is a modified theory of
gravity based on non-metricity, in non-flat geometry. We perform a detailed dynamical …

Stability of symmetric teleparallel scalar-tensor cosmologies with alternative connections

L Järv, L Pati - Physical Review D, 2024 - APS
In symmetric teleparallel geometry the curvature and torsion tensors are assumed to vanish
identically, while the dynamics of gravity is encoded by nonmetricity. Here the spatially …

Teleparallel gravity

M Hohmann - Modified and Quantum Gravity: From Theory to …, 2023 - Springer
In general relativity, the only dynamical field describing the gravitational interaction of matter,
is the metric. It induces the causal structure of spacetime, governs the motion of physical …

[HTML][HTML] A frame based approach to computing symmetries with non-trivial isotropy groups

DD McNutt, AA Coley… - Journal of Mathematical …, 2023 - pubs.aip.org
A frame approach to determining the most general solution admitting a desired symmetry
group has previously been examined in Riemannian and teleparallel geometries with some …