# Graviton Propagator in a 2-Parameter Family of de Sitter Breaking Gauges

**Authors:** D. Glavan (CP3 Louvain), S. P. Miao (NCKU), T. Prokopec (Utrecht) and, R. P. Woodard (Florida)

arXiv: 1908.06064 · 2019-10-15

## TL;DR

This paper develops a graviton propagator framework on de Sitter space within a two-parameter gauge family that breaks de Sitter invariance, providing explicit first-order results to aid in gauge dependence studies.

## Contribution

It introduces a new two-parameter gauge family for graviton propagators on de Sitter space with explicit first-order solutions, facilitating gauge dependence analysis.

## Key findings

- Explicit graviton propagator results in de Sitter breaking gauges.
- Provides tools for checking gauge dependence in quantum gravity calculations.
- Enhances understanding of gauge choices in de Sitter space quantum field theory.

## Abstract

We formulate the graviton propagator on de Sitter background in a 2-parameter family of simple gauges which break de Sitter invariance. Explicit results are derived for the first order perturbations in each parameter. These results should be useful in computations to check for gauge dependence of graviton loop corrections.

## Full text

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## Figures

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## References

27 references — full list in the complete paper: https://tomesphere.com/paper/1908.06064/full.md

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Source: https://tomesphere.com/paper/1908.06064