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Related papers: Binary Evolution Constraints from Luminosity Funct…

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Based on recent X-ray observations of the Milky Way, Magellanic Clouds and nearby starburst galaxies we study population of high mass X-ray binaries, their connection with ultra-luminous X-ray sources and relation to the star formation.…

Astrophysics · Physics 2009-11-10 M. Gilfanov , H. -J. Grimm , R. Sunyaev

Drawing from the Chandra archive and using a carefully selected set of nearby dwarf galaxies, we present a calibrated high-mass X-ray binary (HMXB) luminosity function in the low-mass galaxy regime and search for an already hinted at…

Astrophysics of Galaxies · Physics 2024-01-29 Robel Geda , Andy D. Goulding , Bret D. Lehmer , Jenny E. Greene , Anish Kulkarni

The X-ray luminosity functions of galaxies have become a useful tool for population studies of X-ray binaries in them. The availability of long term light-curves of X-ray binaries with the All Sky X-ray Monitors opens up the possibility of…

High Energy Astrophysical Phenomena · Physics 2016-06-06 Nazma Islam , Biswajit Paul

We have studied the X-ray luminosity function (XLF) of low-mass X-ray binaries (LMXBs) in the nearby lenticular galaxy NGC 3115, using the Megasecond Chandra X-Ray Visionary Project Observation. With a total exposure time of ~1.1 Ms, we…

We study the formation of low-mass X-ray binaries (LMXBs) through helium star supernovae in binary systems that have each emerged from a common-envelope phase. LMXB progenitors must satisfy a large number of evolutionary and structural…

Astrophysics · Physics 2009-10-30 Vassiliki Kalogera , Ronald F. Webbink

Ultracompact X-ray binaries (UCXBs) are thought to have relatively simple binary evolution post-contact, leading to clear predictions of their luminosity function. We test these predictions by studying the long-term behavior of known UCXBs…

High Energy Astrophysical Phenomena · Physics 2015-06-15 T. F. Cartwright , M. C. Engel , C. O. Heinke , G. R. Sivakoff , J. J. Berger , J. C. Gladstone , N. Ivanova

We determine the X-ray spectral properties of a sample of low-mass X-ray binaries (LMXBs) which reside in globular clusters of M31, as well as five LMXBs in Galactic globular clusters and in the Large Magellanic Cloud using the ROSAT PSPC.…

Astrophysics · Physics 2009-10-31 Jimmy A. Irwin , Joel N. Bregman

Studies of nearby elliptical and S0 galaxies reveal that roughly half of the low mass X-ray binaries (LMXBs), which are luminous tracers of accreting neutron star or black hole systems, are in clusters. There is a surprising tendency of…

Astrophysics · Physics 2009-06-23 Arunav Kundu , Stephen E. Zepf , Thomas J. Maccarone

As the Chandra X-ray Observatory mission matures, increasing numbers of nearby galaxies are being observed multiple times, sampling the variability of extragalactic X-ray binaries on timescales extending from seconds to years. We present…

We study the population of low-mass X-ray binaries (LMXBs) in the Galactic bulge using the deep survey of this region by the IBIS telescope aboard the INTEGRAL observatory. Thanks to the increased sensitivity with respect to previous…

Astrophysics · Physics 2009-11-13 M. Revnivtsev , A. Lutovinov , E. Churazov , S. Sazonov , M. Gilfanov , S. Grebenev , R. Sunyaev

We perform binary population synthesis calculations to investigate the incidence of low-mass X-ray binaries and their birth rate in the Galaxy. We use a binary evolution algorithm that models all the relevant processes including tidal…

Astrophysics · Physics 2009-11-11 Paul D. Kiel , Jarrod R. Hurley

We present theoretical models for the formation and evolution of populations of low-mass X-ray binaries (LMXB) in the two elliptical galaxies NGC 3379 and NGC 4278. The models are calculated with the recently updated StarTrack code…

(Abridged) Chandra and Hubble ACS observations of 11 early-type galaxies probe the low-mass X-ray binary (LMXB) - globular cluster (GC) connection. We explore the optical properties of 270 GCs with LMXBs and 6,488 GCs without LMXBs. More…

We present direct constraints on how the formation of low-mass X-ray binary (LMXB) populations in galactic fields depends on stellar age. In this pilot study, we utilize Chandra and Hubble Space Telescope (HST) data to detect and…

We investigate the dependence of the low-mass X-ray binary (LMXB) population in early-type galaxies on stellar age, by selecting 20 massive nearby early-type galaxies from the Chandra archive occupying a relatively narrow range of masses…

High Energy Astrophysical Phenomena · Physics 2015-06-04 Zhongli Zhang , Marat Gilfanov , Akos Bogdan

We discuss the formation, evolution and observational parameters of the population of short-period ($<10$ hr) low-mass black-hole binaries (LMBHB). Their evolution is determined by the orbital angular momentum loss and/or nuclear evolution…

Astrophysics · Physics 2008-06-16 L. R. Yungelson , J. -P. Lasota

We present new Chandra constraints on the X-ray luminosity functions (XLFs) of X-ray binary (XRB) populations, and their scaling relations, for a sample of 38 nearby galaxies (D = 3.4-29 Mpc). Our galaxy sample is drawn primarily from the…

High mass X-ray binary luminosity function (XLF) is an important tool for studying binary evolution processes and also the mass loss and consequent evolution in massive stars. We calculate the XLF for neutron star binaries using the…

High Energy Astrophysical Phenomena · Physics 2015-05-20 Harshal Bhadkamkar , Pranab Ghosh

Based on a homogeneous set of X-ray, infrared and ultraviolet observations from Chandra, Spitzer, GALEX and 2MASS archives, we study populations of high-mass X-ray binaries (HMXBs) in a sample of 29 nearby star-forming galaxies and their…

High Energy Astrophysical Phenomena · Physics 2015-05-28 S. Mineo , M. Gilfanov , R. Sunyaev

We present a study of the globular cluster (GC) systems of nearby elliptical and S0 galaxies at a variety of wavelengths from the X-ray to the infrared. Our analysis shows that roughly half of the low mass X-ray binaries (LMXBs), that are…

Astrophysics · Physics 2009-11-13 Arunav Kundu , Thomas J. Maccarone , Stephen E. Zepf