Scale-independent R-2 inflation

Weyl (scale)-invariant theories of scalars and gravity can generate all mass scales spontaneously. In this paper, we study a particularly simple version-scale-invariant R2 gravity-and show that, during an inflationary period, it leads to fluctuations which, for a particular parameter choice, are alm...

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Bibliographic Details
Main Authors: Ferreira, P, Hill, C, Noller, J, Ross, G
Format: Journal article
Published: American Physical Society 2019