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An absorption profile centred at 78 megahertz in the sky-averaged spectrum

Author

Listed:
  • Judd D. Bowman

    (School of Earth and Space Exploration, Arizona State University)

  • Alan E. E. Rogers

    (Haystack Observatory, Massachusetts Institute of Technology)

  • Raul A. Monsalve

    (School of Earth and Space Exploration, Arizona State University
    Center for Astrophysics and Space Astronomy, University of Colorado
    Facultad de Ingeniería, Universidad Católica de la Santísima Concepción)

  • Thomas J. Mozdzen

    (School of Earth and Space Exploration, Arizona State University)

  • Nivedita Mahesh

    (School of Earth and Space Exploration, Arizona State University)

Abstract

The 21-cm absorption profile is detected in the sky-averaged radio spectrum, but is much stronger than predicted, suggesting that the primordial gas might have been cooler than predicted.

Suggested Citation

  • Judd D. Bowman & Alan E. E. Rogers & Raul A. Monsalve & Thomas J. Mozdzen & Nivedita Mahesh, 2018. "An absorption profile centred at 78 megahertz in the sky-averaged spectrum," Nature, Nature, vol. 555(7694), pages 67-70, March.
    • Handle: RePEc:nat:nature:v:555:y:2018:i:7694:d:10.1038_nature25792
    DOI: 10.1038/nature25792
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