Results 21 to 30 of about 28,625 (211)

Improving Distances to Binary Millisecond Pulsars with Gaia

open access: yesThe Astrophysical Journal, 2023
Pulsar distances are notoriously difficult to measure, and play an important role in many fundamental physics experiments, such as pulsar timing arrays.
Abigail Moran   +4 more
doaj   +1 more source

Radio Timing and Optical Photometry of the Black Widow System PSR J1953+1846A in the Globular Cluster M71 [PDF]

open access: yes, 2015
We report on the determination of the astrometric, spin and orbital parameters for PSR J1953+1846A, a "black widow" binary millisecond pulsar in the globular cluster M71.
Cadelano, M.   +9 more
core   +12 more sources

Stellar forensics - II. Millisecond pulsar binaries [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1998
Latex, 14 pages, and 15 postscript figures.
Hansen, Brad M. S., Phinney, E. Sterl
openaire   +4 more sources

The Green Bank North Celestial Cap Survey. VIII. 21 New Pulsar Timing Solutions

open access: yesThe Astrophysical Journal, 2023
We present timing solutions for 21 pulsars discovered in 350 MHz surveys using the Green Bank Telescope (GBT). All were discovered in the Green Bank North Celestial Cap pulsar survey, with the exception of PSR J0957−0619, which was found in the GBT 350 ...
W. Fiore   +28 more
doaj   +1 more source

PSR J1953+1844 Probably Being the Descendant of an Ultracompact X-Ray Binary

open access: yesThe Astrophysical Journal Letters, 2023
PSR J1953+1844 (i.e., M71E) is a millisecond pulsar in a 53 minute binary orbit discovered by the Five-hundred-meter Aperture Spherical radio Telescope. The mass function from pulsar timing is 2.3 × 10 ^−7 M _⊙ .
Z. L. Yang   +3 more
doaj   +1 more source

Green Bank Telescope Discovery of the Redback Binary Millisecond Pulsar PSR J0212+5321

open access: yesThe Astrophysical Journal, 2023
We report the discovery of a 2.11 ms binary millisecond pulsar during a targeted search of the redback optical candidate coincident with the γ -ray source 3FGL J0212.5+5320 using the Robert C.
Karen I. Perez   +3 more
doaj   +1 more source

Tensor-scalar gravity and binary-pulsar experiments [PDF]

open access: yes, 1996
Some recently discovered nonperturbative strong-field effects in tensor-scalar theories of gravitation are interpreted as a scalar analog of ferromagnetism: "spontaneous scalarization".
A.S. Goncharov   +51 more
core   +3 more sources

Constraints on Undetected Long-period Binaries in the Known Pulsar Population

open access: yesThe Astrophysical Journal, 2023
Although neutron star–black hole binaries have been identified through mergers detected in gravitational waves, a pulsar–black hole binary has yet to be detected.
Megan L. Jones   +3 more
doaj   +1 more source

Discovery and Timing of Millisecond Pulsars in the Globular Cluster M5 with FAST and Arecibo

open access: yesThe Astrophysical Journal Supplement Series, 2023
We report on a comprehensive multiwavelength study of the pulsars in the globular cluster (GC) M5, including the discovery of M5G, a new compact noneclipsing “black widow” pulsar.
Lei Zhang   +31 more
doaj   +1 more source

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