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Journal article : Review

Quiescent and active galactic nuclei as factories of merging compact objects in the era of gravitational wave astronomy

Abstract:

Galactic nuclei harbouring a central supermassive black hole (SMBH), possibly surrounded by a dense nuclear cluster (NC), represent extreme environments that house a complex interplay of many physical processes that uniquely affect stellar formation, evolution, and dynamics. The discovery of gravitational waves (GWs) emitted by merging black holes (BHs) and neutron stars (NSs), funnelled a huge amount of work focused on understanding how compact object binaries (COBs) can pair up and merge together. Here, we review from a theoretical standpoint how different mechanisms concur with the formation, evolution, and merger of COBs around quiescent SMBHs and active galactic nuclei (AGNs), summarising the main predictions for current and future (GW) detections and outlining the possible features that can clearly mark a galactic nuclei origin.

Publication status:
Published
Peer review status:
Peer reviewed

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Files:
Publisher copy:
10.3390/universe9030138

Authors


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Institution:
University of Oxford
Division:
MPLS
Department:
Physics
Sub department:
Theoretical Physics
Oxford college:
St Hugh's College
Role:
Author
ORCID:
0000-0002-4865-7517


Publisher:
MDPI
Journal:
Universe More from this journal
Volume:
9
Issue:
3
Article number:
138
Publication date:
2023-03-06
Acceptance date:
2023-02-17
DOI:
EISSN:
2218-1997


Language:
English
Keywords:
Subtype:
Review
Pubs id:
1333560
Local pid:
pubs:1333560
Deposit date:
2023-05-01

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