Articles with "crab pulsar" as a keyword



A non-glitch speed-up event in the Crab Pulsar

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Published in 2017 at "Astronomy and Astrophysics"

DOI: 10.1051/0004-6361/201630235

Abstract: Context. The rotation history of the Crab Pulsar is well described by (1) a rotation frequency ν and a slowdown model that is specified by its first two time derivatives \hbox{$\dot \nu$} and \hbox{$\ddot \nu$},… read more here.

Keywords: hbox dot; crab pulsar; speed event; crab ... See more keywords
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Insight-HXMT observations of the Crab pulsar

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Published in 2019 at "Research in Astronomy and Astrophysics"

DOI: 10.1088/1674-4527/19/6/87

Abstract: We report on X-ray emission properties of the Crab pulsar(PSR B0531+21) using observations by Insight-HXMT during its first year after launch. We obtained high signal-to-noise profiles in the X-ray energy band 11-250 keV. We have… read more here.

Keywords: phase; crab pulsar; energy; insight hxmt ... See more keywords
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The largest glitch observed in the Crab pulsar

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Published in 2018 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/sty1294

Abstract: We have observed a large glitch in the Crab pulsar (PSR B0531+21). The glitch occurred around MJD 58064 (2017 November 8) when the pulsar underwent an increase in the rotation rate of $\Delta \nu =… read more here.

Keywords: largest glitch; crab pulsar; observed crab; glitch ... See more keywords
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Scattering features and variability of the Crab pulsar

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Published in 2018 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/sty3192

Abstract: We report on Westerbork Synthesis Radio Telescope observations of the Crab pulsar at 350 MHz from 2012 November 24 until 2015 June 21. During this period we consistently observe variations in the pulse profile of… read more here.

Keywords: scattering features; crab pulsar; pulse; features variability ... See more keywords
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Super-giant pulses from the Crab pulsar: energy distribution and occurrence rate

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Published in 2019 at "Monthly Notices of the Royal Astronomical Society: Letters"

DOI: 10.1093/mnrasl/slz140

Abstract: We present statistical analysis of a fluence-limited sample of over 1100 giant pulses from the Crab pulsar, with fluence > 130 Jy ms at ∼1330 MHz. These were detected in ∼260 h of observation with the National Centre for… read more here.

Keywords: giant pulses; energy distribution; crab pulsar; fluence ... See more keywords
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The Crab Pulsar and Nebula as Seen in Gamma-Rays

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Published in 2021 at "Universe"

DOI: 10.3390/universe7110448

Abstract: Slightly more than 30 years ago, Whipple detection of the Crab Nebula was the start of Very High Energy gamma-ray astronomy. Since then, gamma-ray observations of this source have continued to provide new surprises and… read more here.

Keywords: pulsar nebula; crab pulsar; gamma ray; nebula seen ... See more keywords