Quantum avoidance of Gödel’s closed timelike curves

Abstract In a large class of nonlocal as well as local higher derivative theories minimally coupled to the matter sector, we investigate the exactness of two different classes of homogeneous Gödel-type solutions, which may or may not allow closed time-like curves (CTC). Our analysis is limited to sp...

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Bibliographic Details
Main Authors: Zhe Zhao, Leonardo Modesto
Format: Article
Language:English
Published: SpringerOpen 2023-06-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-023-11694-6