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13–18 Dec 2015
International Conference Centre Geneva
Europe/Zurich timezone

Gravitational waveform from binary neutron star mergers: Numerical relativity and Effective-one body

16 Dec 2015, 17:55
20m
Level 2, Room 13 (International Conference Centre Geneva)

Level 2, Room 13

International Conference Centre Geneva

17 Rue de Varembé, 1211 Geneva

Speaker

Kenta Hotokezaka (Hebrew University)

Description

Measuring the neutron-star equation of state with gravitational waves is one of the scientific goal of grand-based gravitational-wave laser interferometers. To achieve this, we need end-to-end waveforms of binary neutron star mergers. Here we present waveforms that are computed with a long-term numerical relativity simulation. Then the waveforms are compared with those computed with effective one body formalism including the tidal effect. We construct hybrid waveforms of binary neutron star mergers from 100Hz to 2000Hz. We discuss measurabilities of the equation of state with these hybrid waveforms.

Primary author

Kenta Hotokezaka (Hebrew University)

Co-authors

Koutarou Kyutoku Masaru Shibata (Kyoto University) Dr Yuichiro Sekiguchi (Toho University)

Presentation materials