Quadratic Axion Couplings in String Theory
Naman Agarwal, Andrew R. Frey, Ratul Mahanta, Evan McDonough
hep-th, astro-ph.CO, gr-qc, hep-ph
Submitted: 2026-07-29
Comments: 13 pages, 1 figure
License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Terminology
Sources
- String Axiverse
- The type IIB string axiverse and its low-energy phenomenology
- The Field Theory Axiverse
- The $\pi$-axion and $\pi$-axiverse of dark QCD
- Ultra-Light Pion and Baryon WIMPzilla Dark Matter
- Moduli Stabilisation and the Statistics of Axion Physics in the Landscape
- Superheavy Dark Matter from the String Theory Axiverse
- Searching for dilaton dark matter with atomic clocks
- Quadratic Coupling of the Axion to Photons
- Probing Quadratically Coupled Ultralight Dark Matter with Pulsar Timing Arrays
- Generation of Large-Scale Magnetic Fields in Single-Field Inflation
- D-brane Instantons in 4D Supersymmetric String Vacua
- Power Towers of String Instantons for N=1 Vacua
- D-brane Instantons in Type II String Theory
- The String Theory Photoverse
- String Cosmology: from the Early Universe to Today
- Gauge Field Production in Axion Inflation: Consequences for Monodromy, non-Gaussianity in the CMB, and Gravitational Waves at Interferometers
- On Fluxed Instantons and Moduli Stabilisation in IIB Orientifolds and F-theory
- Early Dark Energy in Type IIB String Theory
- Probing Quadratically Coupled Ultralight Dark Matter with the Laser Interferometer Space Antenna
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