First Results from ABRACADABRA-10 cm: A Search for Sub- μeV Axion Dark Matter

  • Jonathan L. Ouellet
  • , Chiara P. Salemi
  • , Joshua W. Foster
  • , Reyco Henning
  • , Zachary Bogorad
  • , Janet M. Conrad
  • , Joseph A. Formaggio
  • , Yonatan Kahn
  • , Joe Minervini
  • , Alexey Radovinsky
  • , Nicholas L. Rodd
  • , Benjamin R. Safdi
  • , Jesse Thaler
  • , Daniel Winklehner
  • , Lindley Winslow

Research output: Contribution to journalArticlepeer-review

Abstract

The axion is a promising dark matter candidate, which was originally proposed to solve the strong-CP problem in particle physics. To date, the available parameter space for axion and axionlike particle dark matter is relatively unexplored, particularly at masses ma1 μeV. ABRACADABRA is a new experimental program to search for axion dark matter over a broad range of masses, 10-12ma10-6 eV. ABRACADABRA-10 cm is a small-scale prototype for a future detector that could be sensitive to the QCD axion. In this Letter, we present the first results from a 1 month search for axions with ABRACADABRA-10 cm. We find no evidence for axionlike cosmic dark matter and set 95% C.L. upper limits on the axion-photon coupling between gaγγ<1.4×10-10 and gaγγ<3.3×10-9 GeV-1 over the mass range 3.1×10-10-8.3×10-9 eV. These results are competitive with the most stringent astrophysical constraints in this mass range.

Original languageEnglish (US)
Article number121802
JournalPhysical review letters
Volume122
Issue number12
DOIs
StatePublished - Mar 29 2019
Externally publishedYes

ASJC Scopus subject areas

  • General Physics and Astronomy

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