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

Judd D. Bowman (), Alan E. E. Rogers, Raul A. Monsalve, Thomas J. Mozdzen and Nivedita Mahesh
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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
Thomas J. Mozdzen: School of Earth and Space Exploration, Arizona State University
Nivedita Mahesh: School of Earth and Space Exploration, Arizona State University

Nature, 2018, vol. 555, issue 7694, 67-70

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.

Date: 2018
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DOI: 10.1038/nature25792

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