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Precise predictions for extreme mass ratio inspirals

Project description

New fundamental science through the Laser Interferometer Space Antenna

The first direct observation of gravitational waves was made in 2015 by the Laser Interferometer Gravitational-Wave Observatory (LIGO). The European Space Agency has since approved the space-based Laser Interferometer Space Antenna (LISA) as one of its three highest-priority missions for the 2030s. The sensitivity of LISA will be in the millihertz gravitational-wave band, of which one of the most prominent and significant sources are the so-called extreme mass ratio inspirals (EMRIs). However, the precise predictions for the evolution of EMRIs are not ready yet. The EU-funded PreciseEMRIs project will contribute to the development of these precise predictions. The project will contribute to the discovery of new fundamental science through LISA and other gravitational-wave detectors.

Objective

The gravitational-wave sky has been opened by the first measurement of a gravitational-wave inspiral in 2015 by LIGO. Now, the European detector Virgo has joined the network, and more terrestrial detectors are underway. Furthermore, the European space agency has approved the space-based Laser interferometer space antenna (LISA) as one of its three highest-priority missions for the 2030s. The scientific capabilities of LISA provide European science with a chance to be at the absolute cutting edge of gravitational-wave astronomy.

The sensitivity of LISA will be in the in the millihertz gravitational-wave band. One of the most prominent and interesting sources seen in this band are the so-called extreme mass ratio inspirals (EMRIs), where a light, stellar-mass compact object spirals into a super-massive black hole. However, at the moment the precise predictions for the evolution of EMRIs are not ready, and this, if not rectified, would imply lower yields of valuable science to be obtained from the LISA mission. The subject of this proposal is to contribute to the development of these precise predictions, and to prepare for the discovery of new fundamental science with LISA and other gravitational-wave detectors.

Even though the launch of LISA is more than 10 years in the future, the mathematical and technical challenge of providing the precise predictions is extremely non-trivial, and intense work must thus be initiated now. This research project will not only contribute a significant part of the work needed, but it will also allow the applicant to acquire the necessary skill and network to become one of the leading figures in the field of gravitational-wave theory.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

MSCA-IF - Marie Skłodowska-Curie Individual Fellowships (IF)

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Call for proposal

(opens in new window) H2020-MSCA-IF-2019

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Coordinator

UNIVERSITY COLLEGE DUBLIN, NATIONAL UNIVERSITY OF IRELAND, DUBLIN
Net EU contribution
€ 184 590,72
Address
BELFIELD
4 Dublin
Ireland
Region
Ireland Eastern and Midland Dublin
Activity type
Higher or Secondary Education Establishments
Links
Total cost
€ 184 590,72