Results 71 to 80 of about 83,767 (197)

Observations of the X-Ray Millihertz Quasiperiodic Oscillations in Hercules X-1

open access: yesThe Astrophysical Journal
With a systematic timing investigation of the persistent X-ray binary pulsar Her X-1 based on a large number of Insight-HXMT observations between 2017 and 2019, we confirm the presence of X-ray millihertz quasiperiodic oscillations (mHz QPOs) at ∼0.01 Hz.
Wen Yang, Wei Wang
doaj   +1 more source

Variable Radio Emission of Neutron Star X-Ray Binary Ser X–1 during Its Persistent Soft State

open access: yesThe Astrophysical Journal
Ser X–1 is a low-mass neutron star X-ray binary and has been persistently accreting since its discovery in the 1960s. It has always been observed to be in a soft spectral state and has never showed substantial long-term X-ray variability. Ser X–1 has one
Eli C. Pattie   +5 more
doaj   +1 more source

First X-Ray and Radio Polarimetry of the Neutron Star Low-mass X-Ray Binary GX 17+2

open access: yesThe Astrophysical Journal
We report the first polarimetric results of the neutron star low-mass X-ray binary Z-source GX 17+2 using the Imaging X-ray Polarimetry Explorer (IXPE) and the Very Large Array (VLA).
Unnati Kashyap   +7 more
doaj   +1 more source

Chasing the Break: Tracing the Full Evolution of a Black Hole X-Ray Binary Jet with Multiwavelength Spectral Modeling

open access: yesThe Astrophysical Journal
Black hole (BH) X-ray binaries (XRBs) are ideal targets to study the connection between accretion inflow and jet outflow. Here we present quasi-simultaneous, multiwavelength observations of the Galactic BH system MAXI J1820+070, throughout its 2018–2019 ...
Constanza Echiburú-Trujillo   +37 more
doaj   +1 more source

Accreting Neutron Stars in Low-Mass X-Ray Binary Systems [PDF]

open access: green, 2008
Frederick K. Lamb, Stratos Boutloukos
openalex   +1 more source

The Influence of the Magnetic Braking Laws on the Evolution of Persistent and Transient Low-mass X-Ray Binaries

open access: yesThe Astrophysical Journal
Swift J1858.6−0814 (hereafter J1858) is a transient neutron star (NS) low-mass X-ray binary (LMXB). There is controversy regarding its donor mass derived from observations and theoretical calculations.
Hao-Ran Yang, Xiang-Dong Li
doaj   +1 more source

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