Productive interactions: heavy particles and non-Gaussianity
Abstract
We study some observational consequences on the theory of inflation that particles with an high mass that could be produced during that phase, could have.
- Authors:
-
- The Univ. of Texas at Austin, Austin, TX (United States)
- Institute for Advanced Study, Princeton, NJ (United States)
- Stanford Univ., Stanford, CA (United States); SLAC National Accelerator Lab., Menlo Park, CA (United States); Kavli Institute for Particle Astrophysics and Cosmology, Stanford, CA (United States)
- Publication Date:
- Research Org.:
- SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States); Stanford Univ., CA (United States)
- Sponsoring Org.:
- USDOE Office of Science (SC), High Energy Physics (HEP)
- OSTI Identifier:
- 1417667
- Alternate Identifier(s):
- OSTI ID: 1491157
- Grant/Contract Number:
- AC02-76SF00515; SC0008078
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Journal of Cosmology and Astroparticle Physics
- Additional Journal Information:
- Journal Volume: 2017; Journal Issue: 10; Journal ID: ISSN 1475-7516
- Publisher:
- Institute of Physics (IOP)
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS; inflation; non-gaussianity; physics of the early universe
Citation Formats
Flauger, Raphael, Mirbabayi, Mehrdad, Senatore, Leonardo, and Silverstein, Eva. Productive interactions: heavy particles and non-Gaussianity. United States: N. p., 2017.
Web. doi:10.1088/1475-7516/2017/10/058.
Flauger, Raphael, Mirbabayi, Mehrdad, Senatore, Leonardo, & Silverstein, Eva. Productive interactions: heavy particles and non-Gaussianity. United States. https://doi.org/10.1088/1475-7516/2017/10/058
Flauger, Raphael, Mirbabayi, Mehrdad, Senatore, Leonardo, and Silverstein, Eva. Tue .
"Productive interactions: heavy particles and non-Gaussianity". United States. https://doi.org/10.1088/1475-7516/2017/10/058. https://www.osti.gov/servlets/purl/1417667.
@article{osti_1417667,
title = {Productive interactions: heavy particles and non-Gaussianity},
author = {Flauger, Raphael and Mirbabayi, Mehrdad and Senatore, Leonardo and Silverstein, Eva},
abstractNote = {We study some observational consequences on the theory of inflation that particles with an high mass that could be produced during that phase, could have.},
doi = {10.1088/1475-7516/2017/10/058},
journal = {Journal of Cosmology and Astroparticle Physics},
number = 10,
volume = 2017,
place = {United States},
year = {Tue Oct 31 00:00:00 EDT 2017},
month = {Tue Oct 31 00:00:00 EDT 2017}
}
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Cited by: 46 works
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Figures / Tables:
Figure 1: Pictorial representation of our findings: in an inflationary theory with an approximate continuous shift symmetry for the inflaton, only particles that are not much heavier than the Hubble scale H are relevant for the dynamics of the fluctuations. However, as we will see, if the continuous shift symmetrymore »
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