23–27 Jan 2023
Saha Institute of Nuclear Physics
Asia/Kolkata timezone

Probing accretion disk with the gravitational wave emitted from an EMRI

Not scheduled
20m
Meghnad Saha Auditorium (Saha Institute of Nuclear Physics)

Meghnad Saha Auditorium

Saha Institute of Nuclear Physics

1/AF, Bidhannagar, Kolkata-700064, West Bengal, India.

Speaker

Sangita Chatterjee (Jadavpur University)

Description

Real EMRI systems are likely to contain large accretion disks which could be as massive as the central supermassive black hole itself. Therefore, contrary to its ideal model, a real system contains an environment that could interfere with the free movement of the companion. We study such systems and found that the disk’s hydrodynamic drag has a non-negligible effect on the motion of the companion and thereby leaves an observable imprint on the emitted gravitational wave (GW) signal.

Authors

Sangita Chatterjee (Jadavpur University) Dr Soumen Mondal (Jadavpur University) Dr Prasad Basu (Cotton University)

Presentation materials

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