How perturbative is quantum gravity?

We explore asymptotic safety of gravity-matter systems, discovering indications for a near-perturbative nature of these systems in the ultraviolet. Our results are based on the dynamical emergence of effective universality at the asymptotically safe fixed point. Our findings support the conjecture t...

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Main Authors: Astrid Eichhorn, Stefan Lippoldt, Jan M. Pawlowski, Manuel Reichert, Marc Schiffer
Format: Article
Language:English
Published: Elsevier 2019-05-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269319302126
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author Astrid Eichhorn
Stefan Lippoldt
Jan M. Pawlowski
Manuel Reichert
Marc Schiffer
author_facet Astrid Eichhorn
Stefan Lippoldt
Jan M. Pawlowski
Manuel Reichert
Marc Schiffer
author_sort Astrid Eichhorn
collection DOAJ
description We explore asymptotic safety of gravity-matter systems, discovering indications for a near-perturbative nature of these systems in the ultraviolet. Our results are based on the dynamical emergence of effective universality at the asymptotically safe fixed point. Our findings support the conjecture that an asymptotically safe completion of the Standard Model with gravity could be realized in a near-perturbative setting.
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spelling doaj.art-cd1b608ade3d4a24b83a2a61de27709b2022-12-22T03:04:19ZengElsevierPhysics Letters B0370-26932019-05-01792310314How perturbative is quantum gravity?Astrid Eichhorn0Stefan Lippoldt1Jan M. Pawlowski2Manuel Reichert3Marc Schiffer4Institut für Theoretische Physik, Universität Heidelberg, Philosophenweg 16, 69120 Heidelberg, Germany; Corresponding authors.Institut für Theoretische Physik, Universität Heidelberg, Philosophenweg 16, 69120 Heidelberg, Germany; Corresponding authors.Institut für Theoretische Physik, Universität Heidelberg, Philosophenweg 16, 69120 Heidelberg, Germany; Corresponding authors.Institut für Theoretische Physik, Universität Heidelberg, Philosophenweg 16, 69120 Heidelberg, Germany; CP3-Origins, University of Southern Denmark, Campusvej 55, 5230 Odense M, Denmark; Corresponding authors.Institut für Theoretische Physik, Universität Heidelberg, Philosophenweg 16, 69120 Heidelberg, Germany; Corresponding authors.We explore asymptotic safety of gravity-matter systems, discovering indications for a near-perturbative nature of these systems in the ultraviolet. Our results are based on the dynamical emergence of effective universality at the asymptotically safe fixed point. Our findings support the conjecture that an asymptotically safe completion of the Standard Model with gravity could be realized in a near-perturbative setting.http://www.sciencedirect.com/science/article/pii/S0370269319302126
spellingShingle Astrid Eichhorn
Stefan Lippoldt
Jan M. Pawlowski
Manuel Reichert
Marc Schiffer
How perturbative is quantum gravity?
Physics Letters B
title How perturbative is quantum gravity?
title_full How perturbative is quantum gravity?
title_fullStr How perturbative is quantum gravity?
title_full_unstemmed How perturbative is quantum gravity?
title_short How perturbative is quantum gravity?
title_sort how perturbative is quantum gravity
url http://www.sciencedirect.com/science/article/pii/S0370269319302126
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