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High-resolution Single Particle Analysis from Electron Cryo-microscopy Images Using SPHIRE
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Pulsar discovery by global volunteer computing.

B Knispel1, B Allen, J M Cordes

  • 1Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany. benjamin.knispel@aei.mpg.de

Science (New York, N.Y.)
|August 14, 2010
PubMed
Summary
This summary is machine-generated.

Einstein@Home, using volunteer computing power, discovered a fast-spinning pulsar, PSR J2007+2722. This recycled pulsar has unique characteristics, including a wide pulse profile and aligned magnetic and spin axes.

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Area of Science:

  • Astronomy and Astrophysics
  • Citizen Science
  • Pulsar Astronomy

Background:

  • Einstein@Home utilizes distributed computing, harnessing global volunteer resources to analyze vast astronomical datasets.
  • Pulsars are rapidly rotating neutron stars, emitting beams of electromagnetic radiation.

Purpose of the Study:

  • To discover new celestial objects, specifically pulsars, within archival radio survey data.
  • To characterize the properties of newly identified pulsars.

Main Methods:

  • Analysis of radio survey data from the Arecibo Observatory using the Einstein@Home distributed computing platform.
  • Follow-up timing observations to determine pulsar properties.

Main Results:

  • Discovery of an isolated pulsar, PSR J2007+2722, with a spin period of 40.8 Hz.
  • Identification of PSR J2007+2722 as a likely disrupted recycled pulsar.
  • Observation of a wide pulse profile and likely aligned magnetic and spin axes.

Conclusions:

  • The Einstein@Home project demonstrates the effectiveness of volunteer computing for astronomical discovery.
  • PSR J2007+2722 presents unique characteristics for studying pulsar evolution and physics.
  • This approach promises further discoveries of pulsars and other astronomical phenomena.