Quantum gravity phenomenology at the dawn of the multi-messenger era—A review

A Addazi, J Alvarez-Muniz, RA Batista… - Progress in Particle and …, 2022 - Elsevier
The exploration of the universe has recently entered a new era thanks to the multi-
messenger paradigm, characterized by a continuous increase in the quantity and quality of …

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 …

Cosmological background interpretation of pulsar timing array data

DG Figueroa, M Pieroni, A Ricciardone… - Physical Review Letters, 2024 - APS
We discuss the interpretation of the detected signal by pulsar timing array (PTA)
observations as a gravitational wave background of cosmological origin. We combine …

Challenges and opportunities of gravitational-wave searches at MHz to GHz frequencies

N Aggarwal, OD Aguiar, A Bauswein, G Cella… - Living reviews in …, 2021 - Springer
The first direct measurement of gravitational waves by the LIGO and Virgo collaborations
has opened up new avenues to explore our Universe. This white paper outlines the …

NANOGrav signal from axion inflation

X Niu, MH Rahat - Physical Review D, 2023 - APS
Several pulsar timing arrays including NANOGrav, EPTA, PPTA, and CPTA have recently
reported the observation of a stochastic background of gravitational wave spectrum in the …

Probing the gravitational wave background from cosmic strings with LISA

P Auclair, JJ Blanco-Pillado, DG Figueroa… - … of Cosmology and …, 2020 - iopscience.iop.org
Cosmic string networks offer one of the best prospects for detection of cosmological
gravitational waves (GWs). The combined incoherent GW emission of a large number of …

Science with the space-based interferometer LISA. IV: Probing inflation with gravitational waves

N Bartolo, C Caprini, V Domcke… - … of Cosmology and …, 2016 - iopscience.iop.org
We investigate the potential for the LISA space-based interferometer to detect the stochastic
gravitational wave background produced from different mechanisms during inflation …

Probing anisotropies of the stochastic gravitational wave background with LISA

N Bartolo, D Bertacca, R Caldwell… - … of Cosmology and …, 2022 - iopscience.iop.org
We investigate the sensitivity of the Laser Interferometer Space Antenna (LISA) to the
anisotropies of the Stochastic Gravitational Wave Background (SGWB). We first discuss the …

A novel probe of supersymmetry in light of nanohertz gravitational waves

K Murai, W Yin - Journal of High Energy Physics, 2023 - Springer
A bstract A new era of exploring the early Universe may have begun with the recent strong
evidence for the stochastic gravitational wave (GW) background from the data reported by …

[HTML][HTML] Axion-gauge dynamics during inflation as the origin of pulsar timing array signals and primordial black holes

C Ünal, A Papageorgiou, I Obata - Physics Letters B, 2024 - Elsevier
We demonstrate that the recently announced signal for a stochastic gravitational wave
background (SGWB) from pulsar timing array (PTA) observations, if attributed to new …