Cosmological standard timers from unstable primordial relics

Abstract In this article we study a hypothetical possibility of tracking the evolution of our Universe by introducing a series of the so-called standard timers. Any unstable primordial relics generated in the very early Universe may serve as the standard timers, as they can evolve through the whole...

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Bibliographic Details
Main Authors: Yi-Fu Cai, Chao Chen, Qianhang Ding, Yi Wang
Format: Article
Language:English
Published: SpringerOpen 2023-10-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-023-12046-0