Intermediate class of warm pseudoscalar inflation
High dissipative regime of warm pseudoscalar inflation model (Kamali in Phys Rev D 100:043520, arXiv:1901.01897 [gr-qc], 2019) with an approximately constant value of dissipation parameter Q is studied. Intermediate solution of the scale-factor related to the accelerated expansion of the Universe wh...
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Veröffentlicht in: | The European physical journal. C, Particles and fields Particles and fields, 2021-06, Vol.81 (6), p.1-6, Article 562 |
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Hauptverfasser: | , , |
Format: | Artikel |
Sprache: | eng |
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Online-Zugang: | Volltext |
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Zusammenfassung: | High dissipative regime of warm pseudoscalar inflation model (Kamali in Phys Rev D 100:043520,
arXiv:1901.01897
[gr-qc], 2019) with an approximately constant value of dissipation parameter
Q
is studied. Intermediate solution of the scale-factor related to the accelerated expansion of the Universe which is rolled out by observational data in the context of standard (cold) model of inflation is used. There is a region of free parameters phase-space of the model which is interestingly compatible with recent observational data. It is discussed that the model is also compatible with the swampland criteria in a broad range of parameters phase-space and TCC in a limited area of parameters. |
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ISSN: | 1434-6044 1434-6052 |
DOI: | 10.1140/epjc/s10052-021-09367-3 |