Axion Isocurvature and Magnetic Monopoles Article Swipe

View

Related Concepts

Axion Physics Scale (ratio) Particle physics Magnetic monopole Inflation (cosmology) Grand Unified Theory Unification Simple (philosophy) Hidden sector Dark matter Theoretical physics Supersymmetry Quantum mechanics Computer science Epistemology Philosophy Programming language

Yasunori Nomura , Surjeet Rajendran , Fabio Sanches ·

YOU? · · 2016 · Open Access · · DOI: https://doi.org/10.1103/physrevlett.116.141803 · OA: W2174343958

We propose a simple mechanism to suppress axion isocurvature fluctuations using hidden sector magnetic monopoles. This allows for the Peccei-Quinn scale to be of the order of the unification scale consistently with high scale inflation.