Cosmology intertwined: A review of the particle physics, astrophysics, and cosmology associated with the cosmological tensions and anomalies

E Abdalla, GF Abellán, A Aboubrahim, A Agnello… - Journal of High Energy …, 2022‏ - Elsevier
Abstract The standard Λ Cold Dark Matter (ΛCDM) cosmological model provides a good
description of a wide range of astrophysical and cosmological data. However, there are a …

Cosmology with the laser interferometer space antenna

P Auclair, D Bacon, T Baker, T Barreiro… - Living Reviews in …, 2023‏ - Springer
Abstract The Laser Interferometer Space Antenna (LISA) has two scientific objectives of
cosmological focus: to probe the expansion rate of the universe, and to understand …

Horizon-scale tests of gravity theories and fundamental physics from the Event Horizon Telescope image of Sagittarius A

S Vagnozzi, R Roy, YD Tsai, L Visinelli… - … and Quantum Gravity, 2023‏ - iopscience.iop.org
Horizon-scale images of black holes (BHs) and their shadows have opened an
unprecedented window onto tests of gravity and fundamental physics in the strong-field …

Challenges for ΛCDM: An update

L Perivolaropoulos, F Skara - New Astronomy Reviews, 2022‏ - Elsevier
A number of challenges to the standard Λ CDM model have been emerging during the past
few years as the accuracy of cosmological observations improves. In this review we discuss …

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 …

Tests of loop quantum gravity from the event horizon telescope results of Sgr A

M Afrin, S Vagnozzi, SG Ghosh - The Astrophysical Journal, 2023‏ - iopscience.iop.org
Abstract The Event Horizon Telescope (EHT) collaboration's image of the compact object at
the Galactic center is the first direct evidence of the supermassive black hole (BH) Sgr A …

Cosmology in gravity: A unified dynamical system analysis at background and perturbation levels

W Khyllep, J Dutta, EN Saridakis… - arxiv preprint arxiv …, 2022‏ - arxiv.org
Motivated by the fact that cosmological models based on $ f (Q) $ gravity are very efficient in
fitting observational datasets at both background and perturbation levels, we perform a …

High-energy and ultra-high-energy neutrinos: A Snowmass white paper

M Ackermann, M Bustamante, L Lu, N Otte… - Journal of high energy …, 2022‏ - Elsevier
Astrophysical neutrinos are excellent probes of astroparticle physics and high-energy
physics. With energies far beyond solar, supernovae, atmospheric, and accelerator …

The cosmological constant problem and running vacuum in the expanding universe

J Sola Peracaula - … Transactions of the Royal Society A, 2022‏ - royalsocietypublishing.org
It is well known that quantum field theory (QFT) induces a huge value of the cosmological
constant (CC), Λ, which is outrageously inconsistent with cosmological observations. We …

Shadows and photon rings of regular black holes and geonic horizonless compact objects

GJ Olmo, JL Rosa, D Rubiera-Garcia… - … and Quantum Gravity, 2023‏ - iopscience.iop.org
The optical appearance of a body compact enough to feature an unstable bound orbit, when
surrounded by an accretion disk, is expected to be dominated by a luminous ring of radiation …