3 papers
hep-ph2026
Big Axions
Hannah Banks, Marius Kongsore, Neal Weiner
We introduce big axions: axion models in which a Nambu-Goldstone mode emerges from the collective spontaneous breaking of a network of U(1) symmetries delocalized in theory space.…
hep-ph2025
Powerful Yukawas
Timothy Cohen, Matthew McCullough, Neal Weiner
We introduce a class of models where the masses of the light Standard Model fermions are due to an Effective Field Theory operator that appears beyond dimension-4 in the power coun…
hep-ph2025
Radio Killed the Axion Star: Constraining Axion Properties with Radio Telescopes
Patrick J. Fox, Neal Weiner, Huangyu Xiao
Axion dark matter or any ultralight bosonic dark matter can go through Bose-Einstein condensation due to the large phase density, leading to the formation of axion stars or soliton…