DynTideEOS | Constraining dense nuclear matter with the dynamical tides of neutron stars

Summary
The discovery of a merging binary neutron star in 2017, GW170817, marked an historic moment in the field of astronomy. This ground-breaking observation, witnessed by both electromagnetic- and gravitational-wave instruments, unveiled a wealth of scientific insights while capturing worldwide public attention.

Neutron stars, with their extraordinarily dense interiors, are Nature's laboratory for dense nuclear matter, about which very little is currently known. While in the past, electromagnetic observatories have been the primary sources of neutron-star observations, the emergence of gravitational-wave astronomy, epitomised by GW170817, has introduced a novel dimension to the observational effort. The forthcoming generation of gravitational-wave interferometers will possess even greater sensitivities, but their scientific impact will rely on meticulous design choices, along with the development of advanced data-analysis methods and robust physical models. This proposal, DynTideEOS, will address these critical needs and contribute to the science capability of these instruments at a critical time for design decisions.

DynTideEOS considers the dynamical tide, which drives the oscillation modes of the neutron star when the binary is closely separated. This project will identify the dominant modes in the gravitational wave, extract valuable constraints on the nuclear-matter equation of state and pioneer a state-of-the-art gravitational-waveform model for the dynamical tide.

Dr Fabian Gittins, with his outstanding background in theoretical astrophysics, joins forces with Prof Chris van den Broeck, a world-leading expert in gravitational-wave observations at Utrecht University. DynTideEOS not only promises original contributions to neutron-star astrophysics and gravitational-wave astronomy, while setting the stage for rich insights into nuclear physics, but will also underscore Dr Gittins's research excellence with a strengthened connection to observational physics.
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More information & hyperlinks
Web resources: https://cordis.europa.eu/project/id/101151301
Start date: 01-10-2024
End date: 30-09-2026
Total budget - Public funding: - 203 464,00 Euro
Cordis data

Original description

The discovery of a merging binary neutron star in 2017, GW170817, marked an historic moment in the field of astronomy. This ground-breaking observation, witnessed by both electromagnetic- and gravitational-wave instruments, unveiled a wealth of scientific insights while capturing worldwide public attention.

Neutron stars, with their extraordinarily dense interiors, are Nature's laboratory for dense nuclear matter, about which very little is currently known. While in the past, electromagnetic observatories have been the primary sources of neutron-star observations, the emergence of gravitational-wave astronomy, epitomised by GW170817, has introduced a novel dimension to the observational effort. The forthcoming generation of gravitational-wave interferometers will possess even greater sensitivities, but their scientific impact will rely on meticulous design choices, along with the development of advanced data-analysis methods and robust physical models. This proposal, DynTideEOS, will address these critical needs and contribute to the science capability of these instruments at a critical time for design decisions.

DynTideEOS considers the dynamical tide, which drives the oscillation modes of the neutron star when the binary is closely separated. This project will identify the dominant modes in the gravitational wave, extract valuable constraints on the nuclear-matter equation of state and pioneer a state-of-the-art gravitational-waveform model for the dynamical tide.

Dr Fabian Gittins, with his outstanding background in theoretical astrophysics, joins forces with Prof Chris van den Broeck, a world-leading expert in gravitational-wave observations at Utrecht University. DynTideEOS not only promises original contributions to neutron-star astrophysics and gravitational-wave astronomy, while setting the stage for rich insights into nuclear physics, but will also underscore Dr Gittins's research excellence with a strengthened connection to observational physics.

Status

SIGNED

Call topic

HORIZON-MSCA-2023-PF-01-01

Update Date

24-11-2024
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Horizon Europe
HORIZON.1 Excellent Science
HORIZON.1.2 Marie Skłodowska-Curie Actions (MSCA)
HORIZON.1.2.0 Cross-cutting call topics
HORIZON-MSCA-2023-PF-01
HORIZON-MSCA-2023-PF-01-01 MSCA Postdoctoral Fellowships 2023