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 …

[HTML][HTML] Feebly-interacting particles: FIPs 2022 workshop report

C Antel, M Battaglieri, J Beacham, C Boehm… - The European Physical …, 2023 - Springer
Particle physics today faces the challenge of explaining the mystery of dark matter, the origin
of matter over anti-matter in the Universe, the origin of the neutrino masses, the apparent …

Improved Constraints on Primordial Gravitational Waves using Planck, WMAP, and BICEP/Keck Observations through the 2018 Observing Season

PAR Ade, Z Ahmed, M Amiri, D Barkats, RB Thakur… - Physical review …, 2021 - APS
We present results from an analysis of all data taken by the BICEP2, Keck Array, and
BICEP3 CMB polarization experiments up to and including the 2018 observing season. We …

[HTML][HTML] Inflationary interpretation of the stochastic gravitational wave background signal detected by pulsar timing array experiments

S Vagnozzi - Journal of High Energy Astrophysics, 2023 - Elsevier
Various pulsar timing array (PTA) experiments (NANOGrav, EPTA, PPTA, CPTA, including
data from InPTA) very recently reported evidence for excess red common-spectrum signals …

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 …

Recent advances in inflation

SD Odintsov, VK Oikonomou, I Giannakoudi… - Symmetry, 2023 - mdpi.com
We review recent trends in inflationary dynamics in the context of viable modified gravity
theories. After providing a general overview of the inflationary paradigm emphasizing on …

The Ups and Downs of Early Dark Energy solutions to the Hubble tension: a review of models, hints and constraints circa 2023

V Poulin, TL Smith, T Karwal - Physics of the Dark Universe, 2023 - Elsevier
We review the current status of Early Dark Energy (EDE) models proposed to resolve the
“Hubble tension”, the discrepancy between “direct” measurements of the current expansion …

Seven hints that early-time new physics alone is not sufficient to solve the Hubble tension

S Vagnozzi - Universe, 2023 - mdpi.com
The Hubble tension has now grown to a level of significance which can no longer be
ignored and calls for a solution which, despite a huge number of attempts, has so far eluded …

Snowmass2021-Letter of interest cosmology intertwined II: The hubble constant tension

E Di Valentino, LA Anchordoqui, Ö Akarsu… - Astroparticle …, 2021 - Elsevier
The current cosmological probes have provided a fantastic confirmation of the standard Λ
Cold Dark Matter cosmological model, which has been constrained with unprecedented …

Primordial gravitational waves in the nano-Hertz regime and PTA data—towards solving the GW inverse problem

E Madge, E Morgante, C Puchades-Ibáñez… - Journal of High Energy …, 2023 - Springer
A bstract In recent years, several pulsar timing array collaborations have reported first hints
for a stochastic gravitational wave background at nano-Hertz frequencies. Here we …