Finite-energy sum rules at finite chemical potential and zero temperature

Abstract In this article we explore the effect of chemical potential at zero temperature in the implementation of in-medium effects in the perturbative sector in finite energy sum rules. For this purpose, we explore the axial, axial-pseudoscalar and pseudoscalar current correlators involving charged...

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Bibliographic Details
Main Authors: Alfredo Raya, Cristian Villavicencio
Format: Article
Language:English
Published: SpringerOpen 2025-06-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-025-14421-5
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