Results 21 to 30 of about 1,179 (279)

Very hard states in neutron star low-mass X-ray binaries [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2017
Accepted for publication in ...
Aastha S. Parikh   +7 more
openaire   +6 more sources

The mass of the neutron star in the low-mass X-ray binary 2A 1822 -- 371 [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2003
6 pages, 2 figures, accepted for publication by ...
Paul J. Groot   +3 more
openaire   +7 more sources

Rapid X-ray variability of neutron stars in low-mass binary systems [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 1999
The dramatic discovery with the Rossi X-Ray Timing Explorer satellite of remarkably coherent $\sim$300--1200 Hz oscillations in the X-ray brightness of some sixteen neutron stars in low-mass binary systems has spurred theoretical modeling of these oscillations and investigation of their implications for the neutron stars and accretion flows in these ...
M. Coleman Miller   +2 more
openaire   +3 more sources

Constraints on Neutron Star Structure from the Clocked X-Ray Burster 1RXS J180408.9−342058

open access: yesThe Astrophysical Journal, 2023
Type I X-ray bursts are rapid-brightening transient phenomena on the surfaces of accreting neutron stars (NSs). Some X-ray bursts, called clocked bursters, exhibit regular behavior with similar light-curve profiles in their burst sequences.
A. Dohi   +5 more
doaj   +1 more source

NICER Observations of Thermonuclear Bursts from 4U 1728-34: Detection of Oscillations prior to the Onset of Two Bursts

open access: yesThe Astrophysical Journal, 2023
We present temporal and time-resolved spectral analyses of all the thermonuclear X-ray bursts observed from the neutron star low-mass X-ray binary 4U 1728−34 with NICER from 2017 June to 2019 September.
Z. Funda Bostancı   +14 more
doaj   +1 more source

Jet quenching in the neutron star low-mass X-ray binary 1RXS J180408.9−342058 [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2017
We present quasi-simultaneous radio (VLA) and X-ray (Swift) observations of the neutron star low-mass X-ray binary (NS-LMXB) 1RXS J180408.9-342058 (J1804) during its 2015 outburst. We found that the radio jet of J1804 was bright (232 ± 4 μJy at 10 GHz) during the initial hard X-ray state, before being quenched by more than an order of magnitude during ...
N. V. Gusinskaia   +11 more
openaire   +5 more sources

A method to constrain the neutron star magnetic field in Low Mass X-ray Binaries [PDF]

open access: yesAIP Conference Proceedings, 2005
We describe here a method to put an upper limit to the strength of the magnetic field of neutron stars in low mass X‐ray binaries for which the spin period and the X‐ray luminosity during X‐ray quiescent periods are known. This is obtained using simple considerations about the position of the magnetospheric radius during quiescent periods.
DI SALVO, Tiziana   +4 more
openaire   +4 more sources

NEUTRON STAR MASSES AND RADII FROM QUIESCENT LOW-MASS X-RAY BINARIES [PDF]

open access: yesThe Astrophysical Journal, 2014
We perform a systematic analysis of neutron star radius constraints from five quiescent low-mass X-ray binaries and examine how they depend on measurements of their distances and amounts of intervening absorbing material, as well as their assumed atmospheric compositions.
James M. Lattimer, Andrew W. Steiner
openaire   +3 more sources

Simultaneous NICER and NuSTAR Observations of the Ultracompact X-Ray Binary 4U 0614+091

open access: yesThe Astrophysical Journal, 2023
We present the first joint NuSTAR and NICER observations of the ultracompact X-ray binary 4U 0614+091. This source shows quasiperiodic flux variations on the timescale of ∼days.
D. L. Moutard   +15 more
doaj   +1 more source

A Lack of Radio Emission from Neutron Star Low‐Mass X‐Ray Binaries [PDF]

open access: yesThe Astrophysical Journal, 2005
We report strict upper limits to the radio luminosities of three neutron star low-mass X-ray binaries obtained with the Very Large Array while they were in hard X-ray states as observed with the Rossi X-ray Timing Explorer: 1E 1724-307, 4U 1812-12, and SLX 1735-269.
Muno, Michael P.   +5 more
openaire   +2 more sources

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