Results 171 to 180 of about 847,988 (312)

Binary Star Database: Binaries Discovered in Non-Optical Bands

open access: yesOpen Astronomy, 2015
The Binary star Database (BDB) is the world’s principal database of binary and multiple systems of all observational types. In particular, it should contain data on binaries discovered in non-optical bands, X-ray binaries (XRBs) and radio pulsars in ...
Malkov Oleg Yu.   +2 more
doaj   +1 more source

Strongly interacting matter exhibits deconfined behavior in massive neutron stars. [PDF]

open access: yesNat Commun, 2023
Annala E   +6 more
europepmc   +1 more source

Can Slow Pulsars in Milky Way Globular Clusters Form via Partial Recycling?

open access: yesThe Astrophysical Journal Letters
Alongside the population of several hundred radio millisecond pulsars currently known in Milky Way globular clusters, a subset of six slowly spinning pulsars (spin periods 0.3–4 s) are also observed.
Kyle Kremer   +5 more
doaj   +1 more source

Pulsar Luminosity Function [PDF]

open access: yesRev.Mex.Astron.Astrofis.39:267-274,2003, 2002
We construct and investigate the pulsar luminosity function using the new catalogue which includes data for 1315 radio pulsars. The luminosity functions are constructed for 400 and 1400 MHz separately, and they are compared. Also, the luminosity functions excluding the binary millisecond pulsars and other pulsars with low magnetic fields are ...
arxiv  

Discovery of a pulsar in a binary system

open access: yesThe Astrophysical Journal, 1975
We have detected a pulsar with a pulsation period that varies systematically between 0.058967 and 0.059045 sec over a cycle of 0.3230 d. Approximately 200 independent observations over 5-minute intervals have yielded a well-sampled velocity curve which implies a binary orbit with projected semimajor axis sin i = 1.0 solar radius, eccentricity e = 0.615,
J. H. Taylor, R. A. Hulse
openaire   +2 more sources

Orbital Trends of Binary Pulsars [PDF]

open access: yesSymposium - International Astronomical Union, 2004
We try to understand the eccentricity of high-mass binary pulsars using some methods of statistical mechanics.
openaire   +2 more sources

Recovering Pulsar Periodicity from Time-of-arrival Data by Finding the Shortest Vector in a Lattice

open access: yesThe Astrophysical Journal
The strict periodicity of pulsars is one of the primary ways through which their nature and environment can be studied, and it has also enabled precision tests of general relativity and studies of nanohertz gravitational waves using pulsar timing arrays (
Dotan Gazith   +2 more
doaj   +1 more source

Discovery of a radio emitting neutron star with an ultra-long spin period of 76 seconds. [PDF]

open access: yesNat Astron, 2022
Caleb M   +21 more
europepmc   +1 more source

Millisecond Pulsars in X-Ray Binaries [PDF]

open access: yesarXiv, 2004
Despite considerable evidence verifying that millisecond pulsars are spun up through sustained accretion in low-mass X-ray binaries (LMXBs), it has proven surprisingly difficult to actually detect millisecond X-ray pulsars in LMXBs. There are only 5 accretion-powered millisecond X-ray pulsars known among more than 80 LMXBs containing neutron stars, but
arxiv  

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