Remarks on ghost resonances

Abstract In this paper we study various aspects of ghost resonances: the resummation that leads to the dressed propagator, the poles locations, the analytic continuation into the second Riemann sheet and the spectral representations in both first and second sheets. In particular, we show that for re...

Full description

Saved in:
Bibliographic Details
Main Author: Luca Buoninfante
Format: Article
Language:English
Published: SpringerOpen 2025-02-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP02(2025)186
Tags: Add Tag
No Tags, Be the first to tag this record!