Casimir effect for massless minimally coupled scalar field between parallel plates in de Sitter spacetime

TL;DR

This paper investigates the Casimir effect for a massless minimally coupled scalar field in de Sitter spacetime, providing explicit results and discussing their cosmological implications.

Contribution

It presents an explicit calculation of the Casimir effect in de Sitter spacetime for this scalar field, which was not previously detailed.

Findings

Explicit Casimir energy expression derived for de Sitter spacetime.

Analysis of the impact of the Casimir effect on cosmological models.

Discussion of potential observable consequences in cosmology.

Abstract

Casimir effect for massless minimally coupled scalar field is studied. An explicit answer for de Sitter spacetime is obtained and analized. Cosmological implications of the result are discussed.