# Tachyon warm inflation with the effects of Loop Quantum Cosmology in the   light of Planck 2015

**Authors:** Vahid Kamali, Spyros Basilakos, Ahmad Mehrabi, Meysam Motaharfar,, Erfan Massaeli

arXiv: 1703.01409 · 2018-04-25

## TL;DR

This paper explores how tachyon warm inflation models within loop quantum cosmology align with Planck 2015 data, analyzing cosmological functions, slow-roll parameters, and fluctuation spectra.

## Contribution

It introduces a novel combination of tachyon warm inflation with loop quantum cosmology and tests its observational viability against Planck data.

## Key findings

- Certain models fit the Planck data well
- The framework provides consistent cosmological functions
- Predictions align with observed scalar and tensor fluctuations

## Abstract

We investigate the observational signatures of quantum cosmology in the Cosmic Microwave Background data provided by Planck collaboration. We apply the warm inflationary paradigm with a tachyon scalar field to the loop quantum cosmology. In this context, we first provide the basic cosmological functions in terms of the tachyon field. We then obtain the slow-roll parameters and the power spectrum of scalar and tensor fluctuations respectively. Finally, we study the performance of various warm inflationary scenarios against the latest Planck data and we find a family of models which are in agreement with the observations.

## Full text

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## Figures

9 figures with captions in the complete paper: https://tomesphere.com/paper/1703.01409/full.md

## References

92 references — full list in the complete paper: https://tomesphere.com/paper/1703.01409/full.md

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Source: https://tomesphere.com/paper/1703.01409