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相关论文: Formation of Low-Mass X-Ray Binaries. II. Common E…

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We consider constraints on the formation of low-mass X-ray binaries containing neutron stars (NLMXBs) arising from the presence of soft X-ray transients among these systems. We show that in short-period systems driven by angular momentum…

天体物理学 · 物理学 2009-10-28 A. R. King , U. Kolb

We continue exploring our understanding of the collective properties of X-ray binaries in the stellar fields (i.e., outside globular clusters) of normal galaxies, introduced in Paper I of this series, where we considered high-mass X-ray…

高能天体物理现象 · 物理学 2015-06-12 Harshal Bhadkamkar , Pranab Ghosh

We identify and quantify the set of constraints that neutron star-normal star binaries must satisfy in order to become observable LMXBs. These constraints are related to (i) the thermal and hydrostatic equilibrium of the donors, (ii) the…

天体物理学 · 物理学 2009-10-28 Vassiliki Kalogera , Ronald F. Webbink

We propose a new formation mechanism (direct-supernova) for low-mass X-ray binaries (LMXBs) that does not involve any prior phase of mass transfer. Survival through the supernova (SN) explosion and shrinkage of the orbit is achieved by a…

天体物理学 · 物理学 2007-05-23 Vassiliki Kalogera

Neutron star low-mass X-ray binaries (LMXBs) are the progenitors of millisecond pulsars. In these systems, old neutron stars (NSs) can be spun up during a long-lasting accretion phase. The discovery of accreting millisecond X-ray pulsars…

高能天体物理现象 · 物理学 2026-04-20 Ndiogou Niang , Unal Ertan , Ali Arda Gencali , Fatmanur Ertugrul , Ayse Ulubay , Ebru Devlen , M. Ali Alpar

We present a potentially efficient dynamical formation scenario for Low Mass X-ray Binaries (LMXBs) in the field, focusing on black-hole (BH) LMXBs. In this formation channel LMXBs are formed from wide binaries $(>1000$ AU) with a BH…

太阳与恒星天体物理 · 物理学 2016-03-23 Erez Michaely , Hagai B. Perets

We present the results of a systematic study of the evolution of low- and intermediate-mass X-ray binaries (LMXBs and IMXBs). Using a standard Henyey-type stellar-evolution code and a standard model for binary interactions, we have…

天体物理学 · 物理学 2009-11-06 Philipp Podsiadlowski , Saul Rappaport , Eric Pfahl

We consider the formation of low-mass X-ray binaries containing accreting neutron stars via the helium-star supernova channel. The predicted relative number of short-period transients provides a sensitive test of the input physics in this…

天体物理学 · 物理学 2009-10-30 Vassiliki Kalogera , Ulrich Kolb , Andrew King

We investigate an interesting new class of high-mass X-ray binaries (HMXBs) with long orbital periods (P_orb > 30 days) and low eccentricities (e <~ 0.2). The orbital parameters suggest that the neutron stars in these systems did not…

天体物理学 · 物理学 2009-11-07 E. Pfahl , S. Rappaport , Ph. Podsiadlowski , H. Spruit

Currently, there are 24 black hole (BH) X-ray binary systems that have been dynamically confirmed in the Galaxy. Most of them are low-mass X-ray binaries (LMXBs) comprised of a stellar-mass BH and a low-mass donor star. Although the…

高能天体物理现象 · 物理学 2016-02-03 Chen Wang , Kun Jia , Xiang-Dong Li

(abridged) We present the first study that combines binary population synthesis in the Galactic disk and detailed evolutionary calculations of low- and intermediate-mass X-ray binaries (L/IMXBs). We show that the formation probability of…

天体物理学 · 物理学 2009-11-07 E. Pfahl , S. Rappaport , Ph. Podsiadlowski

We revisit the evolution of low-mass close binary systems under different magnetic braking (MB) prescriptions. We study binaries with a neutron star accretor. During mass transfer episodes, these systems emit X-rays and are known as Low…

高能天体物理现象 · 物理学 2024-04-26 M. Echeveste , M. L. Novarino , O. G. Benvenuto , M. A. De Vito

Properties of X-ray luminosities in low-mass X-ray binaries (LMXBs) mainly depend on donors. We have carried out a detailed study of donors in persistent neutron-star LMXBs (PLMXBs) by means of a population synthesis code. PLMXBs with…

太阳与恒星天体物理 · 物理学 2015-06-15 Chunhua Zhu , Guoiliang Lv , Zhaojun Wang , Na Wang

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…

天体物理学 · 物理学 2008-06-16 L. R. Yungelson , J. -P. Lasota

We investigate the formation and evolutionary sequences of Galactic intermediate- and low-mass X-ray binaries (I/LMXBs) by combining binary population synthesis (BPS) and detailed stellar evolutionary calculations. Using an updated BPS code…

高能天体物理现象 · 物理学 2015-12-16 Yong Shao , Xiang-Dong Li

Close-orbit low-mass X-ray binaries (LMXBs), radio binary millisecond pulsars (BMSPs) with extremely low-mass helium WDs (ELM He~WDs) and ultra-compact X-ray binaries (UCXBs) are all part of the same evolutionary sequence. It is therefore…

太阳与恒星天体物理 · 物理学 2021-03-17 Hai-Liang Chen , Thomas M. Tauris , Zhanwen Han , Xuefei Chen

The formation of low-mass X-ray binaries (LMXBs) is an ongoing challenge in stellar evolution. The important subset of LMXBs are the binary systems with a neutron star (NS) accretor. In NS LMXBs with non-degenerate donors, the mass transfer…

太阳与恒星天体物理 · 物理学 2023-10-18 K. X. Van , N. Ivanova

We consider evolutionary models for the population of short-period (<10 hr) low-mass black-hole binaries (LMBHB) and compare them with observations of soft X-ray transients (SXT). Evolution of LMBHB is determined by nuclear evolution of the…

天体物理学 · 物理学 2009-06-23 L. Yungelson , J. -P. Lasota

Millisecond pulsars (MSPs) are laboratories for stellar evolution, strong gravity, and ultra-dense matter. Although MSPs are thought to originate in low-mass X-ray binaries (LMXBs), approximately 27% lack a binary companion, and others are…

高能天体物理现象 · 物理学 2025-03-12 S. Chanlaridis , D. Ohse , D. E. Alvarez-Castillo , J. Antoniadis , D. Blaschke , V. Danchev , N. Langer , D. Misra

As has only recently been recognized, X-ray binaries with intermediate-mass secondaries are much more important than previously believed. To assess the relative importance of low- and intermediate-mass X-ray binaries (LMXBs and IMXBs), we…

天体物理学 · 物理学 2015-05-20 Philipp Podsiadlowski , Saul Rappaport , Eric Pfahl
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