English
Related papers

Related papers: End-to-End Population Inference from Gravitational…

200 papers

Gravitational waves from coalescing compact binaries are one of the most promising sources for detectors such as LIGO, Virgo and GEO600. If the components of the binary posess significant angular momentum (spin), as is likely to be the case…

General Relativity and Quantum Cosmology · Physics 2009-09-02 Chris Van Den Broeck , Duncan A. Brown , Thomas Cokelaer , Ian Harry , Gareth Jones , B. S. Sathyaprakash , Hideyuki Tagoshi , Hirotaka Takahashi

A number of scenarios for the formation of multiple populations in globular clusters (GCs) predict that second generation (2G) stars form in a compact and dense subsystem embedded in a more extended first-generation (1G) system. If these…

Detecting the stochastic gravitational wave background (SGWB) from our Universe under the inflationary era is one of the primary scientific objectives of DECi-hertz Interferometer Gravitational wave Observatory (DECIGO), a space-borne…

General Relativity and Quantum Cosmology · Physics 2026-02-16 Takahiro S. Yamamoto

The properties of the entire neutron star population can be inferred by modeling their evolution, from birth to the present, through pulsar population synthesis. This involves simulating a mock population, applying observational filters,…

High Energy Astrophysical Phenomena · Physics 2025-04-17 Celsa Pardo Araujo , Michele Ronchi , Vanessa Graber , Nanda Rea

There are at present ${\cal O}(100)$ gravitational-wave candidates from compact binary mergers reported in the astronomical literature. As detector sensitivities are improved, the catalog will swell in size: first to ${\cal O}(1000)$ events…

General Relativity and Quantum Cosmology · Physics 2023-08-01 A. Makai Baker , Paul D. Lasky , Eric Thrane , Gregory Ashton , Jesmigel Cantos , Lewis Lakerink , Asher Leslie , Gregory B. Poole , Thomas Reichardt

The recently published GWTC-1 - a journal article summarizing the search for gravitational waves (GWs) from coalescing compact binaries in data produced by the LIGO-Virgo network of ground-based detectors during their first and second…

Primordial black holes (PBHs), envisioned as a compelling dark matter candidate and a window onto early-Universe physics, may contribute to the part of the gravitational-wave (GW) signals detected by the LIGO-Virgo-KAGRA network.…

General Relativity and Quantum Cosmology · Physics 2025-05-22 Jun-Qian Jiang , Hai-Long Huang , Jibin He , Yu-Tong Wang , Yun-Song Piao

Compact binaries such as double neutron stars or a neutron star paired with a black-hole, are strong sources of gravitational waves during coalescence and also the likely progenitors of various electromagnetic phenomena, notably…

High Energy Astrophysical Phenomena · Physics 2022-07-01 S. Mandhai , G. P. Lamb , N. R. Tanvir , J. Bray , C. J. Nixon , R. A. J. Eyles-Ferris , A. J. Levan , B. P. Gompertz

Spectral-sirens inference enables the extraction of cosmological parameters from gravitational-wave data alone, without electromagnetic counterparts or galaxy catalogs. We introduce new parametric mass functions for the binary black hole…

General Relativity and Quantum Cosmology · Physics 2026-03-10 Tom Bertheas , Vasco Gennari , Danièle Steer , Nicola Tamanini

Double white dwarf (DWD) binaries are natural outcomes of binary stellar evolution and key sources for future space-based gravitational wave (GW) observatories such as Laser Interferometer Space Antenna (LISA). We investigate how different…

Solar and Stellar Astrophysics · Physics 2026-04-24 Sreeta Roy , Surajit Kalita

Formation channels of merging compact binaries imprint themselves on the distributions and correlations of their source parameters, but current understanding of this population is hindered by simplified parametric models. We overcome such…

High Energy Astrophysical Phenomena · Physics 2025-07-03 Jack Heinzel , Matthew Mould , Salvatore Vitale

Inferring astrophysical information from gravitational waves emitted by compact binaries is one of the key science goals of gravitational-wave astronomy. In order to reach the full scientific potential of gravitational-wave experiments we…

General Relativity and Quantum Cosmology · Physics 2016-08-30 Rory Smith , Scott E. Field , Kent Blackburn , Carl-Johan Haster , Michael Pürrer , Vivien Raymond , Patricia Schmidt

Combining multiple events into population analyses is a cornerstone of gravitational-wave astronomy. A critical component of such studies is the assumed population model, which can range from astrophysically motivated functional forms to…

High Energy Astrophysical Phenomena · Physics 2025-05-21 Cecilia Maria Fabbri , Davide Gerosa , Alessandro Santini , Matthew Mould , Alexandre Toubiana , Jonathan Gair

In this paper we present a brief overview of population synthesis methods with a discussion of their main advantages and disadvantages. In the second part, we present some recent results from synthesis models of close binary compact objects…

Astrophysics · Physics 2015-05-20 V. Kalogera , K. Belczynski

We compute the gravitational wave background (GWB) generated by a cosmological population of (BH-BH) binaries using hybrid waveforms recently produced by numerical simulations of (BH-BH) coalescence, which include the inspiral, merger and…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 S. Marassi , R. Schneider , G. Corvino , V. Ferrari , S. Portegies Zwart

We present a rapid binary evolution algorithm that enables modelling of even the most complex binary systems. In addition to all aspects of single star evolution, features such as mass transfer, mass accretion, common-envelope evolution,…

Astrophysics · Physics 2009-11-07 Jarrod R. Hurley , Christopher A. Tout , Onno R. Pols

Gravitational waves from compact binary coalescences provide a unique laboratory to test properties of compact objects. As alternatives to the ordinary black holes in general relativity, various exotic compact objects have been proposed.…

General Relativity and Quantum Cosmology · Physics 2025-04-03 Tatsuya Narikawa , Nami Uchikata , Takahiro Tanaka

The dozens of compact object mergers detected by LIGO/Virgo raise a key theoretical question: how do initially wide binaries shrink sufficiently quickly that they are able to merge via gravitational wave (GW) radiation within a Hubble time?…

High Energy Astrophysical Phenomena · Physics 2022-11-09 Chris Hamilton , Roman R. Rafikov

There are important but unresolved processes in the standard formation scenarios of double compact star binaries (DCBs; BH-BH, BH-NS, NS-NS systems), such as mass transfer and the common envelope (CE) phase. We analyze the effects of…

High Energy Astrophysical Phenomena · Physics 2018-10-29 Iminhaji Ablimit , Keiichi Maeda

Gravitational waves (GWs) from the inspiral of binary compact objects offer a one-step measurement of the luminosity distance to the event, which is essential for the measurement of the Hubble constant, $H_0$, which characterizes the…

Cosmology and Nongalactic Astrophysics · Physics 2025-03-10 Tathagata Ghosh , Surhud More , Sayantani Bera , Sukanta Bose