Probing the galactic and extragalactic gravitational wave backgrounds with space-based interferometers
G Mentasti, CR Contaldi, M Peloso - Journal of Cosmology and …, 2024 - iopscience.iop.org
We employ the formalism developed in [1] and [2] to study the prospect of detecting an
anisotropic Stochastic Gravitational Wave Background (SGWB) with the Laser Interferometer …
anisotropic Stochastic Gravitational Wave Background (SGWB) with the Laser Interferometer …
The MeerKAT Pulsar Timing Array: the 4.5-yr data release and the noise and stochastic signals of the millisecond pulsar population
Pulsar timing arrays (PTAs) are ensembles of regularly observed millisecond pulsars timed
to high precision. Each pulsar in an array could be affected by a suite of noise processes …
to high precision. Each pulsar in an array could be affected by a suite of noise processes …
Accretion-mediated spin–eccentricity correlations in LISA massive black hole binaries
M Garg, C Tiede, DJ D'Orazio - Monthly Notices of the Royal …, 2024 - academic.oup.com
We examine expected effective spin () and orbital eccentricity () correlations for a population
of observable equal-mass massive black hole binaries (MBHBs) with total redshifted mass …
of observable equal-mass massive black hole binaries (MBHBs) with total redshifted mass …
The MeerKAT Pulsar Timing Array: Maps of the gravitational wave sky with the 4.5-yr data release
In an accompanying publication, the MeerKAT Pulsar Timing Array (MPTA) Collaboration
reports tentative evidence for the presence of a stochastic gravitational wave background …
reports tentative evidence for the presence of a stochastic gravitational wave background …
Periodicity search in the timing of the 25 millisecond pulsars from the second data release of the European Pulsar Timing Array
In this work, we investigated the presence of strictly periodic, as well as quasi-periodic
signals, in the timing of the 25 millisecond pulsars (MSPs) from the European Pulsar Timing …
signals, in the timing of the 25 millisecond pulsars (MSPs) from the European Pulsar Timing …
A Gaussian-processes approach to fitting for time-variable spherical solar wind in pulsar timing data
IC Niţu, MJ Keith, C Tiburzi, M Brüggen… - Monthly Notices of …, 2024 - academic.oup.com
Propagation effects are one of the main sources of noise in high-precision pulsar timing. For
pulsars below an ecliptic latitude of 5°, the ionized plasma in the solar wind can introduce …
pulsars below an ecliptic latitude of 5°, the ionized plasma in the solar wind can introduce …
Acquiring the Lefschetz thimbles: efficient evaluation of the diffraction integral for lensing in wave optics
X Shi - Monthly Notices of the Royal Astronomical Society, 2024 - academic.oup.com
ABSTRACT Evaluating the Kirchhoff–Fresnel diffraction integral is essential in studying
wave effects in astrophysical lensing, but is often intractable because of the highly oscillatory …
wave effects in astrophysical lensing, but is often intractable because of the highly oscillatory …
Eccentricity evolution of PTA sources from cosmological initial conditions
Recent results from pulsar timing arrays (PTAs) show evidence for a gravitational wave
background (GWB) consistent with a population of unresolved supermassive black hole …
background (GWB) consistent with a population of unresolved supermassive black hole …
Pulsar timing and polarimetry: results and perspectives
KA Postnov, NK Porayko, MS Pshirkov - arxiv preprint arxiv:2502.00080, 2025 - arxiv.org
Pulsar timing, ie the analysis of the arrival times of pulses from a pulsar, is a powerful tool in
modern astrophysics. It allows us to measure the time delays of an electromagnetic signal …
modern astrophysics. It allows us to measure the time delays of an electromagnetic signal …
Time-delay interferometric ranging for LISA: Statistical analysis of bias-free ranging using laser noise minimization
MB Staab - 2023 - repo.uni-hannover.de
The Laser Interferometer Space Antenna (LISA) is a future ESA-led space-based
observatory to explore the gravitational universe in the frequency band between 10^-4 Hz …
observatory to explore the gravitational universe in the frequency band between 10^-4 Hz …