Search Results - "Williamson, Andrew R"
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Measuring the Hubble Constant with Dark Neutron Star–Black Hole Mergers
Published in The Astrophysical journal (01-10-2023)“…Abstract Detection of gravitational waves (GWs) from neutron star-black hole (NSBH) standard sirens provides local measurements of the Hubble constant ( H 0 ),…”
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Prospects for Resolving the Hubble Constant Tension with Standard Sirens
Published in Physical review letters (15-02-2019)“…The Hubble constant (H_{0}) estimated from the local Cepheid-supernova distance ladder is in 3-σ tension with the value extrapolated from cosmic microwave…”
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Localization of Binary Black Hole Mergers with Known Inclination
Published in Monthly notices of the Royal Astronomical Society (21-09-2019)“…The localization of stellar-mass binary black hole mergers using gravitational waves is critical in understanding the properties of the binaries' host…”
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SkyPy: A package for modelling the Universe
Published in Journal of open source software (10-09-2021)“…SkyPy is an open-source Python package for simulating the astrophysical sky. It comprises a library of physical and empirical models across a range of…”
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Does non-stationary noise in LIGO and Virgo affect the estimation of $H_0$?
Published 22-10-2021“…Phys. Rev. D 106, 043504 (2022) Gravitational-wave observations of binary neutron star mergers and their electromagnetic counterparts provide an independent…”
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Lightning-Fast Gravitational Wave Parameter Inference through Neural Amortization
Published 24-10-2020“…Gravitational waves from compact binaries measured by the LIGO and Virgo detectors are routinely analyzed using Markov Chain Monte Carlo sampling algorithms…”
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Unbiased Hubble constant estimation from binary neutron star mergers
Published 07-10-2019“…Phys. Rev. D 100, 103523 (2019) Gravitational wave (GW) observations of binary neutron star (BNS) mergers can be used to measure luminosity distances and…”
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Prospects for resolving the Hubble constant tension with standard sirens
Published 11-01-2019“…Phys. Rev. Lett. 122, 061105 (2019) The Hubble constant ($H_0$) estimated from the local Cepheid-supernova (SN) distance ladder is in 3-$\sigma$ tension with…”
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SkyPy: A package for modelling the Universe
Published 11-09-2021“…SkyPy is an open-source Python package for simulating the astrophysical sky. It comprises a library of physical and empirical models across a range of…”
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Constraints On Short, Hard Gamma-Ray Burst Beaming Angles From Gravitational Wave Observations
Published 07-12-2017“…The first detection of a binary neutron star merger, GW170817, and an associated short gamma-ray burst confirmed that neutron star mergers are responsible for…”
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Localization of Binary Black-Hole Mergers with Known Inclination
Published 24-07-2019“…The localization of stellar-mass binary black hole mergers using gravitational waves is critical in understanding the properties of the binaries' host…”
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Distinguishing the nature of comparable-mass neutron star binary systems with multimessenger observations: GW170817 case study
Published 12-03-2020“…Phys. Rev. D 100, 063021 (2019) The discovery of GW170817 with gravitational waves (GWs) and electromagnetic (EM) radiation is prompting new questions in…”
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Gravitational waveforms from SpEC simulations : neutron star-neutron star and low-mass black hole-neutron star binaries
Published 17-12-2018“…Phys. Rev. D 99, 044008 (2019) Gravitational waveforms from numerical simulations are a critical tool to test and analytically calibrate the waveform models…”
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