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Related papers: On Pulsar-Driven Mass Ejection in Low-Mass X-ray B…

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Millisecond pulsars (MSPs) are generally agreed to originate in low-mass X-ray binaries (LMXBs), in which mass transfer onto the neutron stars spins them up to their observed, fast rotation. The lack of MSPs and LMXBs rotating near break-up…

Astrophysics · Physics 2009-11-07 Andreas Reisenegger , Axel Bonacic

Mass measurements from low-mass black hole X-ray binaries (LMXBs) and radio pulsars have been used to identify a gap between the most massive neutron stars (NSs) and the least massive black holes (BHs). BH mass measurements in LMXBs are…

Spin evolution of X-ray pulsars in High Mass X-ray Binaries (HMXBs) is discussed under various assumptions about the geometry and physical parameters of the accretion flow. The torque applied to the neutron star from the accretion flow and…

High Energy Astrophysical Phenomena · Physics 2014-07-28 N. R. Ikhsanov , Yu. S. Likh , N. G. Beskrovnaya

The scattering by the inner accretion disk of X-ray radiation generated near the surface of a spinning neutron star in a low-mass X-ray binary (LMXB) has observable effects on the waveforms of millisecond X-ray flux oscillations produced…

Astrophysics · Physics 2009-10-31 Sergei Y. Sazonov , Rashid A. Sunyaev

By comparing the orbital period distributions of black hole and neutron star low mass X-ray binaries (LMXBs) in the Ritter-Kolb catalogue we show that there is statistical evidence for a dearth of black hole systems at short orbital periods…

High Energy Astrophysical Phenomena · Physics 2015-06-17 Gillian Knevitt , Graham Wynn , Simon Vaughan , Mike Watson

While the distribution of spin periods of High Mass X-ray Binaries (HMXBs) spans more than four orders of magnitude (69ms - 25min), the few known X-ray pulsars accreting from very low mass companions (<1 Msun) have very similar periods…

Astrophysics · Physics 2007-05-23 L. Stella , S. Mereghetti , G. L. Israel

Accreting millisecond X-ray pulsars are an important subset of low-mass X-ray binaries in which coherent X-ray pulsations can be observed during occasional, bright outbursts (X-ray luminosity $L_X\sim 10^{36}$ erg s$^{-1}$). These…

Context. Ultracompact X-ray binaries (UCXBs) typically consist of a white dwarf donor and a neutron star or black hole accretor. The evolution of UCXBs and very low mass ratio binaries in general is poorly understood. Aims. We investigate…

Solar and Stellar Astrophysics · Physics 2012-10-02 L. M. van Haaften , G. Nelemans , R. Voss , M. A. Wood , J. Kuijpers

We examine the spin-up of low luminosity, low mass X-ray binaries (LMXBs) to millisecond pulsars (MSPs). In the conventional spin-up model of the Ghosh & Lamb type, where the stellar magnetic field interacts with the Keplerian accretion…

Astrophysics · Physics 2009-10-30 Insu Yi , Jonathan E. Grindlay

Millisecond spinning, low magnetic field neutron stars are believed to attain their fast rotation in a 0.1-1 Gyr-long phase during which they accrete matter endowed with angular momentum from a low-mass companion star. Despite extensive…

The low-mass X-ray binary (LMXB) system FIRST J102347.6+003841 hosts a newly born millisecond pulsar (MSP) PSR J1023+0038 that was revealed as the first and only known rotation-powered MSP in a quiescent LMXB. While the system is shown to…

Tracking the motions of transient jets launched by low-mass X-ray binaries (LMXBs) is critical for determining the moment of jet ejection, and identifying any corresponding signatures in the accretion flow. However, these jets are often…

We show that stable disk accretion should be very rare among low-mass X-ray binaries and cataclysmic variables whose evolution is driven by the nuclear expansion of the secondary star on the first giant branch. Stable accretion is confined…

Astrophysics · Physics 2009-10-30 A. R. King , J. Frank , U. Kolb , H. Ritter

After an X-ray binary experiences a transient jet ejection, it undergoes a phase in which its X-ray light curve is dominated, for some time, by thermal emission from an accretion disk surrounding the black hole. The accretion physics in the…

Astrophysics · Physics 2008-11-26 David M. Rothstein

Redback millisecond pulsars (hereafter redbacks) are a sub-population of eclipsing millisecond pulsars in close binaries. The formation processes of these systems are not clear. The three pulsars showing transitions between rotation- and…

High Energy Astrophysical Phenomena · Physics 2015-10-26 Kun Jia , Xiang-Dong Li

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…

High Energy Astrophysical Phenomena · Physics 2025-03-12 S. Chanlaridis , D. Ohse , D. E. Alvarez-Castillo , J. Antoniadis , D. Blaschke , V. Danchev , N. Langer , D. Misra

Millisecond radio pulsars are neutron stars that have been spun-up by the transfer of angular momentum during the low-mass X-ray binary phase. The transition from an accretion-powered to a rotation-powered pulsar takes place on evolutionary…

Astrophysics · Physics 2009-11-10 S. Campana , P. D'Avanzo , J. Casares , S. Covino , G. L. Israel , G. Marconi , Rob Hynes , P. Charles , L. Stella

We present the results of our extensive binary orbital motion corrected pulsation search for 13 low mass X-ray binaries (LMXBs). These selected sources exhibit burst oscillations in X-rays with frequencies ranging from 45 to 1122 Hz, and…

High Energy Astrophysical Phenomena · Physics 2021-03-24 Yunus Emre Bahar , Manoneeta Chakraborty , Ersin Gogus

The bifurcation period in low-mass X-ray binaries is the initial orbital pe- riod which separates the formation of converging systems (which evolve with decreasing orbital periods until the donor becomes degenerate) from the diverging…

Astrophysics · Physics 2011-02-11 Bo Ma , Xiang-Dong Li

Dipping neutron star low-mass X-ray binaries (NS LMXBs) are systems that exhibit periodic drops in their X-ray light curves. These are believed to be caused by material at the impact point of the gas stream onto the accretion disk, the…

High Energy Astrophysical Phenomena · Physics 2025-10-23 Eleonora Caruso , Elisa Costantini , Nathalie Degenaar , Maria Diaz Trigo