Results 121 to 130 of about 98,496 (277)

Binary and Millisecond Pulsars

open access: yesLiving Reviews in Relativity, 2005
We review the main properties, demographics and applications of binary and millisecond radio pulsars. Our knowledge of these exciting objects has greatly increased in recent years, mainly due to successful surveys which have brought the known pulsar ...
Lorimer Duncan R.
doaj  

Timing of Millisecond Pulsars in NGC 6752. III. On the Presence of Nonluminous Matter in the Cluster’s Core

open access: yesThe Astrophysical Journal
Millisecond pulsars are subject to accelerations in globular clusters (GCs) that manifest themselves in both the first and second spin period time derivatives, and can be used to explore the mass distribution of the potentials they inhabit.
A. Corongiu   +11 more
doaj   +1 more source

The gamma-ray millisecond pulsar deathline, revisited - New velocity and distance measurements [PDF]

open access: yes, 2016
Context. Millisecond pulsars (MSPs) represent nearly half of the more than 160 currently known γ-ray pulsars detected by the Large Area Telescope on the Fermi satellite, and a third of all known MSPs are seen in γ rays.
L. Guillemot   +11 more
semanticscholar   +1 more source

The Green Bank North Celestial Cap Survey. VII. 12 New Pulsar Timing Solutions

open access: yesThe Astrophysical Journal, 2023
We present timing solutions for 12 pulsars discovered in the Green Bank North Celestial Cap 350 MHz pulsar survey, including six millisecond pulsars (MSPs), a double neutron star (DNS) system, and a pulsar orbiting a massive white dwarf companion. Timing
J. K. Swiggum   +24 more
doaj   +1 more source

Twenty Years of Searching for (and Finding) Globular Cluster Pulsars

open access: yes, 2007
Globular clusters produce orders of magnitude more millisecond pulsars per unit mass than the Galactic disk. Since the first cluster pulsar was uncovered twenty years ago, at least 138 have been identified - most of which are binary millisecond pulsars ...
A. Cumming   +4 more
core   +1 more source

MULTIWAVELENGTH OBSERVATIONS OF THE REDBACK MILLISECOND PULSAR J1048+2339 [PDF]

open access: yes, 2016
We report on radio timing and multiwavelength observations of the 4.66 ms redback pulsar J1048+2339, which was discovered in an Arecibo search targeting the Fermi-Large Area Telescope source 3FGL J1048.6+2338.
J. Deneva   +11 more
semanticscholar   +1 more source

Polarimetry of millisecond pulsars

open access: yesThe Astrophysical Journal, 1990
The mean polarization profiles of several fast pulsars were measured. Observations of pulsar PSR 1937 + 21 are similar to previously published results, except that a shallower position angle was found to swing across the pulse at low frequency; for the first time, the occurrence of orthogonal mode switching at all frequencies is explicitly demonstrated.
Stephen E. Thorsett   +1 more
openaire   +2 more sources

Evidence for a Minimum Ellipticity in Millisecond Pulsars [PDF]

open access: yesThe Astrophysical Journal Letters, 2018
Abstract Neutron stars spin down over time due to a number of energy-loss processes. We provide tantalizing population-based evidence that millisecond pulsars (MSPs) have a minimum ellipticity of ϵ ≈ 10−9 around their spin axis and that, consequently, some spin down mostly through gravitational-wave emission.
G. Woan   +4 more
openaire   +5 more sources

Decade-long Timing of Four GMRT Discovered Millisecond Pulsars

open access: yesThe Astrophysical Journal
The discovery and timing follow up of millisecond pulsars (MSPs) are necessary not just for their usefulness in pulsar timing arrays (PTAs) but also for investigating their own intriguing properties.
Shyam S. Sharma   +3 more
doaj   +1 more source

Multiwavelength Observations of a New Redback Millisecond Pulsar 4FGL J1910.7−5320

open access: yesThe Astrophysical Journal, 2023
We present the study of multiwavelength observations of an unidentified Fermi Large Area Telescope (LAT) source, 4FGL J1910.7−5320, a new candidate redback millisecond pulsar binary.
Ka-Yui Au   +11 more
doaj   +1 more source

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