Asymptotically safe inflation from quadratic gravity

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Standard

Asymptotically safe inflation from quadratic gravity. / Bonanno, Alfio; Platania, Alessia.

I: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, Bind 750, 12.11.2015, s. 638-642.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Bonanno, A & Platania, A 2015, 'Asymptotically safe inflation from quadratic gravity', Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, bind 750, s. 638-642. https://doi.org/10.1016/j.physletb.2015.10.005

APA

Bonanno, A., & Platania, A. (2015). Asymptotically safe inflation from quadratic gravity. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 750, 638-642. https://doi.org/10.1016/j.physletb.2015.10.005

Vancouver

Bonanno A, Platania A. Asymptotically safe inflation from quadratic gravity. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 2015 nov. 12;750:638-642. https://doi.org/10.1016/j.physletb.2015.10.005

Author

Bonanno, Alfio ; Platania, Alessia. / Asymptotically safe inflation from quadratic gravity. I: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 2015 ; Bind 750. s. 638-642.

Bibtex

@article{67ffc864b5fd439a88f8554f45ad6d30,
title = "Asymptotically safe inflation from quadratic gravity",
abstract = "Asymptotically Safe theories of gravity have recently received much attention. In this work we discuss a class of inflationary models derived from quantum-gravity modification of quadratic gravity according to the induced scaling around the non-Gaussian fixed point at very high energies. It is argued that the presence of a three dimensional ultraviolet critical surface generates operators of non-integer power of the type R2-θ/2 in the effective Lagrangian, where θ>0 is a critical exponent. The requirement of a successful inflationary model in agreement with the recent Planck 2015 data puts important constraints on the strength of this new type of couplings.",
author = "Alfio Bonanno and Alessia Platania",
note = "Publisher Copyright: {\textcopyright} 2015 The Authors.",
year = "2015",
month = nov,
day = "12",
doi = "10.1016/j.physletb.2015.10.005",
language = "English",
volume = "750",
pages = "638--642",
journal = "Physics Letters B: Particle Physics, Nuclear Physics and Cosmology",
issn = "0370-2693",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Asymptotically safe inflation from quadratic gravity

AU - Bonanno, Alfio

AU - Platania, Alessia

N1 - Publisher Copyright: © 2015 The Authors.

PY - 2015/11/12

Y1 - 2015/11/12

N2 - Asymptotically Safe theories of gravity have recently received much attention. In this work we discuss a class of inflationary models derived from quantum-gravity modification of quadratic gravity according to the induced scaling around the non-Gaussian fixed point at very high energies. It is argued that the presence of a three dimensional ultraviolet critical surface generates operators of non-integer power of the type R2-θ/2 in the effective Lagrangian, where θ>0 is a critical exponent. The requirement of a successful inflationary model in agreement with the recent Planck 2015 data puts important constraints on the strength of this new type of couplings.

AB - Asymptotically Safe theories of gravity have recently received much attention. In this work we discuss a class of inflationary models derived from quantum-gravity modification of quadratic gravity according to the induced scaling around the non-Gaussian fixed point at very high energies. It is argued that the presence of a three dimensional ultraviolet critical surface generates operators of non-integer power of the type R2-θ/2 in the effective Lagrangian, where θ>0 is a critical exponent. The requirement of a successful inflationary model in agreement with the recent Planck 2015 data puts important constraints on the strength of this new type of couplings.

UR - http://www.scopus.com/inward/record.url?scp=84944111943&partnerID=8YFLogxK

U2 - 10.1016/j.physletb.2015.10.005

DO - 10.1016/j.physletb.2015.10.005

M3 - Journal article

AN - SCOPUS:84944111943

VL - 750

SP - 638

EP - 642

JO - Physics Letters B: Particle Physics, Nuclear Physics and Cosmology

JF - Physics Letters B: Particle Physics, Nuclear Physics and Cosmology

SN - 0370-2693

ER -

ID: 388514319