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How neutrino protects the axion

Gia Dvali1,2,3, Sarah Folkerts1,*, and Andre Franca1,†

  • 1Arnold Sommerfeld Center, Ludwig-Maximilians-University, Theresienstrasse 37, 80333 München, Germany
  • 2Max-Planck-Institut für Physik, Föhringer Ring 6, 80805 München, Germany
  • 3Center for Cosmology and Particle Physics, Department of Physics, New York University, 4 Washington Place, New York, New York 10003, USA

  • *sarah.folkerts@physik.lmu.de
  • †andre.franca@physik.lmu.de
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Phys. Rev. D 89, 105025 – Published 23 May, 2014

DOI: https://doi.org/10.1103/PhysRevD.89.105025

Abstract

We show how the neutrino can sacrifice itself to quantum gravity and save the axion solution to the strong-CP problem. This mechanism puts an upper bound on the lightest neutrino mass.

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Article Text

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Outline

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Phys. Rev. D 89, 105025– Published 23 May, 2014
  • Received 25 January 2014

© 2014 American Physical Society

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