English
Related papers

Related papers: Time-frequency track distance for comparing contin…

200 papers

Gravitational waves from inspiraling compact objects provide us with information of the distance scale since we can infer the absolute luminosity of the source from analysis of the wave form, which is known as standard sirens. The first…

Cosmology and Nongalactic Astrophysics · Physics 2018-10-24 Ken Osato

We present an effective, low-dimensionality frequency-domain template for the gravitational wave signal from the stellar remnants from binary neutron star coalescence. A principal component decomposition of a suite of numerical simulations…

High Energy Astrophysical Phenomena · Physics 2016-04-13 James Alexander Clark , Andreas Bauswein , Nikolaos Stergioulas , Deirdre Shoemaker

We conduct searches for continuous gravitational waves from seven pulsars, that have not been targeted in continuous wave searches of Advanced LIGO data before. We target emission at exactly twice the rotation frequency of the pulsars and…

``Adding colour'' to the gravitational-wave sky by probing unexplored frequency bands has the potential to unveil new and unexpected phenomena in the Universe. In these proceedings, we summarise current efforts to probe gravitational waves…

General Relativity and Quantum Cosmology · Physics 2025-06-16 Diego Blas , Adrien Bourgoin , Joshua F. Foster , Aurelien Hees , Miriam Herrero-Valea , Alexander C. Jenkins , Xiao Xue

Recent advances in space-qualified atomic clocks (low-mass, low power-consumption, frequency stability comparable to that of ground-based clocks) can enable interplanetary spacecraft radio science experiments at unprecedented Doppler…

General Relativity and Quantum Cosmology · Physics 2010-04-15 Massimo Tinto , George J. Dick , John D. Prestage , J. W. Armstrong

Gravitational wave searches rely on a combination of methods, including matched filtering, coherent analyses, and more recent machine learning based pipelines. For compact binary coalescences, where signals originate from the relativistic…

General Relativity and Quantum Cosmology · Physics 2026-03-11 Lorenzo Mobilia , Tito Dal Canton , Gianluca Maria Guidi

Pulsar timing arrays (PTAs) are searching for gravitational waves from supermassive black hole binaries (SMBHBs). Here we show how future PTAs could use a detection of gravitational waves from individually resolved SMBHB sources to produce…

Cosmology and Nongalactic Astrophysics · Physics 2022-10-13 Casey McGrath , Daniel J. D'Orazio , Jolien Creighton

We introduce a fully-coherent method for searching for gravitational wave signals generated by the merger of black hole and/or neutron star binaries. This extends the coherent analysis previously developed and used for targeted…

General Relativity and Quantum Cosmology · Physics 2016-03-09 D. M. Macleod , I. W. Harry , S. Fairhurst

Continuous gravitational wave signals, like those expected by asymmetric spinning neutron stars, are among the most promising targets for LIGO and Virgo detectors. The development of fast and robust data analysis methods is crucial to…

General Relativity and Quantum Cosmology · Physics 2018-11-13 O. J. Piccinni , S. Frasca , P. Astone , S. D'Antonio , G. Intini , P. Leaci , S. Mastrogiovanni , A. Miller , C. Palomba , A. Singhal

A recent proposal describes space based gravitational wave (GW) detection with optical lattice atomic clocks [Kolkowitz et. al., Phys. Rev. D 94, 124043 (2016)] [1]. Based on their setup, we propose a new measurement method for…

General Relativity and Quantum Cosmology · Physics 2020-05-15 Feifan He , Baocheng Zhang

We demonstrate an all-sky search for persistent, narrowband gravitational waves using mock data. The search employs radiometry to sidereal-folded data in order to uncover persistent sources of gravitational waves with minimal assumptions…

Instrumentation and Methods for Astrophysics · Physics 2019-01-31 Boris Goncharov , Eric Thrane

Neutron stars in low-mass X-ray binaries are considered promising candidate sources of continuous gravitational-waves. These neutron stars are typically rotating many hundreds of times a second. The process of accretion can potentially…

High Energy Astrophysical Phenomena · Physics 2018-06-06 L. Wang , D. Steeghs , D. K. Galloway , T. Marsh , J. Casares

We review and expand on a Bayesian model selection technique for the detection of gravitational waves from neutron star ring-downs associated with pulsar glitches. The algorithm works with power spectral densities constructed from…

General Relativity and Quantum Cosmology · Physics 2008-11-26 J Clark , I S Heng , M Pitkin , G Woan

Rapidly-rotating neutron stars are the only candidates for persistent high-frequency gravitational wave emission, for which a targeted search can be performed based on the spin period measured from electromagnetic (e.g. radio and X-ray)…

High Energy Astrophysical Phenomena · Physics 2015-06-18 Duncan Galloway , Sammanani Premachandra , Danny Steeghs , Tom Marsh , Jorge Casares , Rémon Cornelisse

The direct detection of gravitational waves offers an exciting new window onto our Universe. At the same time, multiple observational evidence and theoretical considerations motivate the presence of physics beyond the Standard Model. In…

High Energy Physics - Phenomenology · Physics 2020-12-18 Horng Sheng Chia

Broadband all-sky searches for continuous gravitational waves (CW) from isolated neutron stars typically yield a number of significant candidates that are discarded through hierarchical semi-coherent and coherent follow-up searches.…

General Relativity and Quantum Cosmology · Physics 2021-07-29 Avneet Singh , Maria Alessandra Papa , Vladimir Dergachev

Given sufficient sensitivity, pulsar timing observations can make a direct detection of gravitational waves passing over the Earth. Pulsar timing is most sensitive to gravitational waves with frequencies in the nanoHertz region, with the…

Astrophysics · Physics 2007-05-23 R N Manchester

In searches for gravitational waves emitted by known isolated pulsars in data collected by a detector one can assume that the frequency of the wave, its spindown parameters, and the position of the source in the sky are known, so the almost…

General Relativity and Quantum Cosmology · Physics 2015-05-18 Piotr Jaranowski , Andrzej Królak

Pulsar timing array projects are carrying out high precision observations of millisecond pulsars with the aim of detecting ultra-low frequency (~ 10^{-9} to 10^{-8} Hz) gravitational waves. We show how unambiguous detections of such waves…

Solar and Stellar Astrophysics · Physics 2015-05-19 George Hobbs

Using relative stellar astrometry for the detection of coherent gravitational wave sources is a promising method for the microhertz range, where no dedicated detectors currently exist. Compared to other gravitational wave detection…

Instrumentation and Methods for Astrophysics · Physics 2025-06-25 Benjamin Zhang , Kris Pardo , Yijun Wang , Luke Bouma , Tzu-Ching Chang , Olivier Doré