SIMBAD references

2016ApJ...823..135P - Astrophys. J., 823, 135 (2016/June-1)

Globular clusters hosting intermediate-mass black holes: No mass-segregation based candidates.

PASQUATO M., MIOCCHI P., WON S.B. and LEE Y.-W.

Abstract (from CDS):

Recently, both stellar mass segregation and binary fractions were uniformly measured on relatively large samples of Galactic globular clusters (GCs). Simulations show that both sizable binary-star populations and intermediate-mass black holes (IMBHs) quench mass segregation in relaxed GCs. Thus mass segregation in GCs with a reliable binary-fraction measurement is a valuable probe to constrain IMBHs. In this paper we combine mass-segregation and binary-fraction measurements from the literature to build a sample of 33 GCs (with measured core binary fractions), and a sample of 43 GCs (with binary-fraction measurements in the area between the core radius and the half-mass radius). Within both samples we try to identify IMBH-host candidates. These should have relatively low mass segregation, a low binary fraction (

Abstract Copyright: © 2016. The American Astronomical Society. All rights reserved.

Journal keyword(s): globular clusters: general - methods: statistical - stars: black holes

Simbad objects: 3

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