Matches in SemOpenAlex for { <https://semopenalex.org/work/W2022771566> ?p ?o ?g. }
- W2022771566 endingPage "1702" @default.
- W2022771566 startingPage "1685" @default.
- W2022771566 abstract "The radial distribution of luminous (L x > 10 36 ergs -1 ) X-ray point sources in the bulge of M31 is investigated using archival Chandra observations. We find a significant increase in the specific frequency of X-ray sources, per unit stellar mass, within 1 arcmin from the centre of the galaxy. The radial distribution of surplus sources in this region follows the p2 law, suggesting that they are low-mass X-ray binaries (LMXBs) formed dynamically in the dense inner bulge. We investigate dynamical formation of LMXBs, paying particular attention to the high-velocity regime characteristic for galactic bulges, which has not been explored previously. Our calculations suggest that the majority of the surplus sources are formed in tidal captures of black holes by main-sequence stars of low mass, M*≤ 0.3-0.4 M ⊙ , with some contribution of neutron star (NS) systems of same type. Due to the small size of the accretion discs, a fraction of such systems may be persistent X-ray sources. Some of the sources may be ultracompact X-ray binaries with helium star/white dwarf companions. We also predict a large number of faint transients, both NS and BH systems, within ∼1 arcmin from the M31 galactic centre. Finally, we consider the population of dynamically formed binaries in Galactic globular clusters, emphasizing the differences between these two types of stellar environments." @default.
- W2022771566 created "2016-06-24" @default.
- W2022771566 creator A5040585582 @default.
- W2022771566 creator A5085107203 @default.
- W2022771566 date "2007-09-04" @default.
- W2022771566 modified "2023-09-27" @default.
- W2022771566 title "The dynamical formation of LMXBs in dense stellar environments: globular clusters and the inner bulge of M31" @default.
- W2022771566 cites W1569860697 @default.
- W2022771566 cites W1657460176 @default.
- W2022771566 cites W1658854440 @default.
- W2022771566 cites W1970119662 @default.
- W2022771566 cites W1971035579 @default.
- W2022771566 cites W1972305016 @default.
- W2022771566 cites W1977033153 @default.
- W2022771566 cites W1977217170 @default.
- W2022771566 cites W1979707081 @default.
- W2022771566 cites W1979823301 @default.
- W2022771566 cites W1985192680 @default.
- W2022771566 cites W1991463099 @default.
- W2022771566 cites W1993011532 @default.
- W2022771566 cites W1994668948 @default.
- W2022771566 cites W1996847644 @default.
- W2022771566 cites W2003689600 @default.
- W2022771566 cites W2006396245 @default.
- W2022771566 cites W2007843551 @default.
- W2022771566 cites W2011022699 @default.
- W2022771566 cites W2012226958 @default.
- W2022771566 cites W2013788304 @default.
- W2022771566 cites W2014664612 @default.
- W2022771566 cites W2016247519 @default.
- W2022771566 cites W2017653949 @default.
- W2022771566 cites W2019826889 @default.
- W2022771566 cites W2020203444 @default.
- W2022771566 cites W2021040767 @default.
- W2022771566 cites W2024228108 @default.
- W2022771566 cites W2024241320 @default.
- W2022771566 cites W2024680894 @default.
- W2022771566 cites W2026259905 @default.
- W2022771566 cites W2029083557 @default.
- W2022771566 cites W2031334387 @default.
- W2022771566 cites W2031684308 @default.
- W2022771566 cites W2032166844 @default.
- W2022771566 cites W2033427105 @default.
- W2022771566 cites W2034329806 @default.
- W2022771566 cites W2034856282 @default.
- W2022771566 cites W2037560748 @default.
- W2022771566 cites W2038347333 @default.
- W2022771566 cites W2039565907 @default.
- W2022771566 cites W2040450597 @default.
- W2022771566 cites W2041691615 @default.
- W2022771566 cites W2041825840 @default.
- W2022771566 cites W2045844842 @default.
- W2022771566 cites W2046303393 @default.
- W2022771566 cites W2050855883 @default.
- W2022771566 cites W2052496988 @default.
- W2022771566 cites W2059798232 @default.
- W2022771566 cites W2059879627 @default.
- W2022771566 cites W2061346396 @default.
- W2022771566 cites W2063592995 @default.
- W2022771566 cites W2064816908 @default.
- W2022771566 cites W2066406099 @default.
- W2022771566 cites W2067394744 @default.
- W2022771566 cites W2067811877 @default.
- W2022771566 cites W2071773922 @default.
- W2022771566 cites W2075229290 @default.
- W2022771566 cites W2078308545 @default.
- W2022771566 cites W2082921001 @default.
- W2022771566 cites W2083862444 @default.
- W2022771566 cites W2084440655 @default.
- W2022771566 cites W2087545884 @default.
- W2022771566 cites W2089122513 @default.
- W2022771566 cites W2089543289 @default.
- W2022771566 cites W2092078542 @default.
- W2022771566 cites W2093152447 @default.
- W2022771566 cites W2096749007 @default.
- W2022771566 cites W2101001011 @default.
- W2022771566 cites W2101328291 @default.
- W2022771566 cites W2106449774 @default.
- W2022771566 cites W2117138716 @default.
- W2022771566 cites W2129760210 @default.
- W2022771566 cites W2134794582 @default.
- W2022771566 cites W2135706700 @default.
- W2022771566 cites W2145059224 @default.
- W2022771566 cites W2151713370 @default.
- W2022771566 cites W2159248790 @default.
- W2022771566 cites W2169863525 @default.
- W2022771566 cites W2950369431 @default.
- W2022771566 cites W3098411012 @default.
- W2022771566 cites W3100132208 @default.
- W2022771566 cites W3100194952 @default.
- W2022771566 cites W3101075783 @default.
- W2022771566 cites W3101585058 @default.
- W2022771566 cites W3101649885 @default.
- W2022771566 cites W3102461019 @default.
- W2022771566 cites W3102502368 @default.
- W2022771566 cites W3102704071 @default.
- W2022771566 cites W3102811064 @default.
- W2022771566 cites W3102938219 @default.