arXiv:2503.16387·v1·High Energy Physics — Phenomenology
Open String Axiverse
Rudin Petrossian-Byrne🇮🇹 · Giovanni Villadoro🇮🇹
Abstract
Localized charged fields are a general feature of many realistic string compactifications. In four dimensions they can lead to a multitude of perturbatively-exact global symmetries. If spontaneously broken, they generate a new axiverse compatible with post-inflationary evolutions.
Comments: 26 pages, 7 figures