Using simulated binary black hole mergers and neutral hydrogen maps, the radio sirens method constrains H0 to 8% precision with 3000 high-SNR events, offering a 90% improvement over standard dark siren analyses.
D., Silk J., 2024, @doi [Astrophys
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Forecasts that golden and silver dark sirens with HETDEX VIRUS follow-up can constrain H0 to a few percent using one year of LIGO-A# observations for z < 0.2 events.
Methodological choices in dark-siren angular cross-correlations can bias H0, but forward-modelling selection, flexible bias, mock covariances and sensible binning keep the recovery unbiased for large precise samples.
Simulated GW–FRB associations show Cosmic Explorer can constrain cosmology and host DM without redshifts, while current LIGO-Virgo cannot.
SKAO radio surveys can link redshifts to GW luminosity distances, enabling constraints on H(z) and H0 via HI intensity maps and galaxy surveys.
Forecasts show SKA-Mid cross-correlations with ET/CE gravitational wave events can constrain GW source bias and time-delay distributions.
citing papers explorer
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Radio sirens: inferring $H_0$ with binary black holes and neutral hydrogen in the era of the Einstein Telescope and the SKA Observatory
Using simulated binary black hole mergers and neutral hydrogen maps, the radio sirens method constrains H0 to 8% precision with 3000 high-SNR events, offering a 90% improvement over standard dark siren analyses.
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Golden and Silver Dark Sirens for precise H0 measurement with HETDEX
Forecasts that golden and silver dark sirens with HETDEX VIRUS follow-up can constrain H0 to a few percent using one year of LIGO-A# observations for z < 0.2 events.
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Dark siren cross-correlations and the sensitivity of $H_0$ to methodological choices
Methodological choices in dark-siren angular cross-correlations can bias H0, but forward-modelling selection, flexible bias, mock covariances and sensible binning keep the recovery unbiased for large precise samples.
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Cosmological Constraints from GW-FRB Associations without Redshift Measurements for LIGO-Virgo and Cosmic Explorer
Simulated GW–FRB associations show Cosmic Explorer can constrain cosmology and host DM without redshifts, while current LIGO-Virgo cannot.
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Cosmology from Synergies Between SKAO Surveys and Gravitational Wave Observations
SKAO radio surveys can link redshifts to GW luminosity distances, enabling constraints on H(z) and H0 via HI intensity maps and galaxy surveys.
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Using SKAO to Understand the Clustering of Gravitational Wave Sources
Forecasts show SKA-Mid cross-correlations with ET/CE gravitational wave events can constrain GW source bias and time-delay distributions.
- Implementing a Robust Test of Galaxy Catalogue Completeness for Dark Siren Measurements of the Hubble Constant