3 papers
hep-ph2026
Lectures on Light Particles and Compact Objects
Alessandro Lella, Jamie McDonald
This document is based on lectures delivered at a recent COSMIC WISPers COST Action training school in Annecy in September 2025. They examine detection of weakly interacting slim p…
hep-ph2025
Stellar Superradiance and Low-Energy Absorption in Dense Nuclear Media
Zhaoyu Bai, Vitor Cardoso, Yifan Chen +3
Ultralight bosons such as axions and dark photons are well-motivated hypothetical particles, whose couplings to ordinary matter can be effectively constrained by stellar cooling. L…
hep-ph2024
Axion-Photon Mixing in 3D: Classical Equations and Geometric Optics
J. I. McDonald, P. Millington
Light particle-photon mixing in magnetised plasmas plays a vital role in constraining the existence of new physics, especially axions, dark photons, and ultra-high-frequency gravit…