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Science with the Murchison Widefield Array

  • Judd D Bowman
  • , Iver H Cairns
  • , David L Kaplan
  • , Tara Murphy
  • , Divya Oberoi
  • , Lister George Staveley-Smith
  • , Wayne Arcus
  • , David Graeme Barnes
  • , Gianni Bernardi
  • , Frank H Briggs
  • , Shae Brown
  • , John David Bunton
  • , Adam J Burgasser
  • , Roger Cappallo
  • , Shamibrata Chatterjee
  • , Brian E Corey
  • , Anthea J Coster
  • , Avinash Deshpande
  • , Ludovico deSouza
  • , David Emrich
  • Philip J Erickson, Robert F Goeke, Bryan Malcolm Gaensler, Lincoln Greenhill, Lisa Harvey-Smith, Bryna J Hazelton, David Edwin Herne, Jacqueline N Hewitt, Melanie Johnston-Hollitt, Justin C Kasper, Barton B Kincaid, Ronald Jay Koenig, Eric Kratzenberg, Colin J Lonsdale, Mervyn John Lynch, Lynn D Matthews, Stephen Russell McWhirter, Daniel A Mitchell, Miguel F Morales, Edward H Morgan, Stephen M Ord, Joseph Pathikulangara, Thiagaraj Prabu, Ronald A Remillard, Timothy Robishaw, Alan E E Rogers, Anish A Roshi, Joseph E Salah, Robert John Sault, Natarajan Udaya-Shankar, K S Srivani, Jamie B Stevens, Ravi Subrahmanyan, Steven John Tingay, Randall B Wayth, Mark F Waterson, Rachel Lindsey Webster, Alan R Whitney, Andrew John Williams, Christopher L Williams, J Stuart B Wyithe

Research output: Contribution to journalArticleResearchpeer-review

Abstract

Significant new opportunities for astrophysics and cosmology have been identified at low radio frequencies. The Murchison Widefield Array is the first telescope in the southern hemisphere designed specifically to explore the low-frequency astronomical sky between 80 and 300 MHz with arcminute angular resolution and high survey efficiency. The telescope will enable new advances along four key science themes, including searching for redshifted 21-cm emission from the EoR in the early Universe; Galactic and extragalactic all-sky southern hemisphere surveys; time-domain astrophysics; and solar, heliospheric, and ionospheric science and space weather. The Murchison Widefield Array is located in Western Australia at the site of the planned Square Kilometre Array (SKA) low-band telescope and is the only low-frequency SKA precursor facility. In this paper, we review the performance properties of the Murchison Widefield Array and describe its primary scientific objectives.
Original languageEnglish
Article numbere031
Number of pages28
JournalPublications of the Astronomical Society of Australia
Volume30
DOIs
Publication statusPublished - 2013

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