RETRACTED ARTICLE: Spectrum of cosmological correlation from vacuum fluctuation of stringy axion in entangled de Sitter space

Abstract In this work, we study the impact of quantum entanglement on the two-point correlation function and the associated primordial power spectrum of mean square vacuum fluctuation in a bipartite quantum field theoretic system. The field theory that we consider is the effective theorry of axion f...

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Bibliographic Details
Main Authors: Sayantan Choudhury, Sudhakar Panda
Format: Article
Language:English
Published: SpringerOpen 2020-01-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-019-7582-x