Search Results - "Hessels, Jason W.T"
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Radio Pulsar/X-ray Binary Link
Published in Science (American Association for the Advancement of Science) (12-06-2009)“…Radio pulsars with millisecond spin periods are thought to have been spun up by the transfer of matter and angular momentum from a low-mass companion star…”
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Twenty-One Millisecond Pulsars in Terzan 5 Using the Green Bank Telescope
Published in Science (American Association for the Advancement of Science) (11-02-2005)“…We have identified 21 millisecond pulsars (MSPs) in globular cluster Terzan 5 by using the Green Bank Telescope, bringing the total of known MSPs in Terzan 5…”
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Eccentric Binary Millisecond Pulsar in the Galactic Plane
Published in Science (American Association for the Advancement of Science) (06-06-2008)“…Binary pulsar systems are superb probes of stellar and binary evolution and the physics of extreme environments. In a survey with the Arecibo telescope, we…”
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TIMING OBSERVATIONS OF PSR J1023+0038 DURING A LOW-MASS X-RAY BINARY STATE
Published in The Astrophysical journal (20-10-2016)“…ABSTRACT Transitional millisecond pulsars (tMSPs) switch, on roughly multi-year timescales, between rotation-powered radio millisecond pulsar (RMSP) and…”
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Universality of free fall from the orbital motion of a pulsar in a stellar triple system
Published in Nature (London) (01-07-2018)“…Einstein’s theory of gravity—the general theory of relativity 1 —is based on the universality of free fall, which specifies that all objects accelerate…”
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Using Long-term Millisecond Pulsar Timing to Obtain Physical Characteristics of the Bulge Globular Cluster Terzan 5
Published in The Astrophysical journal (20-08-2017)“…Over the past decade, the discovery of three unique stellar populations and a large number of confirmed pulsars within the globular cluster Terzan 5 has raised…”
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A Massive Pulsar in a Compact Relativistic Binary
Published in Science (American Association for the Advancement of Science) (26-04-2013)“…Many physically motivated extensions to general relativity (GR) predict substantial deviations in the properties of spacetime surrounding massive neutron…”
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Simultaneous Chandra and VLA Observations of the Transitional Millisecond Pulsar PSR J1023+0038: Anti-correlated X-Ray and Radio Variability
Published in The Astrophysical journal (20-03-2018)“…We present coordinated Chandra X-ray Observatory and Karl G. Jansky Very Large Array observations of the transitional millisecond pulsar PSR J1023+0038 in its…”
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COORDINATED X-RAY, ULTRAVIOLET, OPTICAL, AND RADIO OBSERVATIONS OF THE PSR J1023+0038 SYSTEM IN A LOW-MASS X-RAY BINARY STATE
Published in The Astrophysical journal (20-06-2015)“…ABSTRACT The PSR J1023+0038 binary system hosts a neutron star and a low-mass, main-sequence-like star. It switches on year timescales between states as an…”
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Radio Pulse Search and X-Ray Monitoring of SAX J1808.4−3658: What Causes Its Orbital Evolution?
Published in The Astrophysical journal (01-06-2017)“…The accreting millisecond X-ray pulsar SAX J1808.4−3658 shows a peculiar orbital evolution that proceeds at a very fast pace. It is important to identify the…”
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X-Ray and Radio Observations of the Magnetar SGR J1935+2154 during Its 2014, 2015, and 2016 Outbursts
Published in The Astrophysical journal (01-10-2017)“…We analyzed broadband X-ray and radio data of the magnetar SGR J1935+2154 taken in the aftermath of its 2014, 2015, and 2016 outbursts. The source soft X-ray…”
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X-Ray and Optical Studies of the Redback System PSR J2129-0429
Published in The Astrophysical journal (10-07-2018)“…PSR J2129−0429 is a 7.62 ms eclipsing millisecond pulsar (MSP) with a non-degenerate binary companion star that is likely in an early stage of the recycling…”
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A Deep Chandra X-Ray Observatory Study of the Millisecond Pulsar Population in the Globular Cluster Terzan 5
Published in The Astrophysical journal (01-05-2021)“…Abstract We present an analysis of 745.8 ks of archival Chandra X-Ray Observatory Advanced CCD Imaging Spectrometer data accumulated between 2000 and 2016 of…”
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Dense forests of microshots in bursts from FRB 20220912A
Published in Monthly notices of the Royal Astronomical Society (29-09-2023)“…ABSTRACT We report on exceptionally bright bursts (>400 Jy ms) detected from the repeating fast radio burst source FRB 20220912A using the Nançay radio…”
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X-RAY OBSERVATIONS OF XSS J12270-4859 IN A NEW LOW STATE: A TRANSFORMATION TO A DISK-FREE ROTATION-POWERED PULSAR BINARY
Published in The Astrophysical journal (01-07-2014)“…We present XMM-Newton and Chandra observations of the low-mass X-ray binary XSS J12270-4859, which experienced a dramatic decline in optical/X-ray brightness…”
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A Nançay Radio Telescope study of the hyperactive repeating FRB 20220912A
Published in Monthly notices of the Royal Astronomical Society (01-11-2024)“…ABSTRACT The repeating fast radio burst source FRB 20220912A was remarkably active in the weeks after its discovery. Here, we report 696 bursts detected with…”
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Investigating Galactic Supernova Remnant Candidates Using LOFAR
Published in The Astrophysical journal (20-06-2018)“…We investigate six supernova remnant (SNR) candidates-G51.21+0.11, G52.37-0.70, G53.07+0.49, G53.41+0.03, G53.84-0.75, and the possible shell around…”
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Radio Pulse Profiles and Polarization of the Terzan 5 Pulsars
Published in The Astrophysical journal (01-12-2022)“…Abstract Terzan 5 is a rich globular cluster within the galactic bulge containing 39 known millisecond pulsars, the largest known population of any globular…”
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A Chandra X-Ray Observation of the Binary Millisecond Pulsar PSR J1023+0038
Published in The Astrophysical journal (01-12-2011)“…We present a Chandra X-Ray Observatory ACIS-S variability, spectroscopy, and imaging study of the peculiar binary containing the millisecond pulsar J1023+0038…”
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Two New Black Widow Millisecond Pulsars in M28
Published in The Astrophysical journal (01-03-2022)“…Abstract We report the discovery of two Black Widow millisecond pulsars in the globular cluster (GC) M28 with the MeerKAT telescope. PSR J1824−2452M (M28M) is…”
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