Pure natural inflation
- Author(s): Nomura, Y
- Watari, T
- Yamazaki, M
- et al.
Published Web Locationhttps://doi.org/10.1016/j.physletb.2017.11.052
© 2017 The Author(s) We point out that a simple inflationary model in which the axionic inflaton couples to a pure Yang–Mills theory may give the scalar spectral index (ns) and tensor-to-scalar ratio (r) in complete agreement with the current observational data.
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