Cosmological phase transitions: From perturbative particle physics to gravitational waves
Gravitational waves (GWs) were recently detected for the first time. This revolutionary
discovery opens a new way of learning about particle physics through GWs from first-order …
discovery opens a new way of learning about particle physics through GWs from first-order …
Primordial black holes and their gravitational-wave signatures
E Bagui, S Clesse, V De Luca, JM Ezquiaga… - Living Reviews in …, 2025 - Springer
In the recent years, primordial black holes (PBHs) have emerged as one of the most
interesting and hotly debated topics in cosmology. Among other possibilities, PBHs could …
interesting and hotly debated topics in cosmology. Among other possibilities, PBHs could …
The second data release from the European Pulsar Timing Array-III. Search for gravitational wave signals
J Antoniadis, P Arumugam, S Arumugam… - Astronomy & …, 2023 - aanda.org
We present the results of the search for an isotropic stochastic gravitational wave
background (GWB) at nanohertz frequencies using the second data release of the European …
background (GWB) at nanohertz frequencies using the second data release of the European …
Recent gravitational wave observation by pulsar timing arrays and primordial black holes: The importance of non-Gaussianities
We study whether the signal seen by pulsar timing arrays (PTAs) may originate from
gravitational waves (GWs) induced by large primordial perturbations. Such perturbations …
gravitational waves (GWs) induced by large primordial perturbations. Such perturbations …
The second data release from the European Pulsar Timing Array-IV. Implications for massive black holes, dark matter, and the early Universe
J Antoniadis, P Arumugam, S Arumugam… - Astronomy & …, 2024 - aanda.org
The European Pulsar Timing Array (EPTA) and Indian Pulsar Timing Array (InPTA)
collaborations have measured a low-frequency common signal in the combination of their …
collaborations have measured a low-frequency common signal in the combination of their …
The gravitational-wave background null hypothesis: Characterizing noise in millisecond pulsar arrival times with the Parkes Pulsar Timing Array
The noise in millisecond pulsar (MSP) timing data can include contributions from observing
instruments, the interstellar medium, the solar wind, solar system ephemeris errors, and the …
instruments, the interstellar medium, the solar wind, solar system ephemeris errors, and the …
[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 …
data from InPTA) very recently reported evidence for excess red common-spectrum signals …
Footprints of the QCD crossover on cosmological gravitational waves at pulsar timing arrays
G Franciolini, D Racco, F Rompineve - Physical Review Letters, 2024 - APS
Pulsar timing arrays (PTAs) have reported evidence for a stochastic gravitational wave (GW)
background at nanohertz frequencies, possibly originating in the early Universe. We show …
background at nanohertz frequencies, possibly originating in the early Universe. We show …
The NANOGrav 15 yr data set: Bayesian limits on gravitational waves from individual supermassive black hole binaries
G Agazie, A Anumarlapudi, AM Archibald… - The Astrophysical …, 2023 - iopscience.iop.org
Evidence for a low-frequency stochastic gravitational-wave background has recently been
reported based on analyses of pulsar timing array data. The most likely source of such a …
reported based on analyses of pulsar timing array data. The most likely source of such a …
Implications for the non-Gaussianity of curvature perturbation from pulsar timing arrays
The recently released data by pulsar timing array (PTA) collaborations present strong
evidence for a stochastic signal consistent with a gravitational-wave background. Assuming …
evidence for a stochastic signal consistent with a gravitational-wave background. Assuming …