English
Related papers

Related papers: Exact Renormalization Group and Loop Equation

200 papers

A manifestly gauge invariant exact renormalization group for pure SU(N) Yang-Mills theory is proposed, allowing gauge invariant calculations, without any gauge fixing or ghosts. The necessary gauge invariant regularisation which implements…

High Energy Physics - Theory · Physics 2007-05-23 Stefano Arnone , Antonio Gatti , Tim R. Morris

We construct a manifestly gauge invariant Exact Renormalization Group for SU(N) Yang-Mills theory, in a form suitable for calculations without gauge fixing at any order of perturbation theory. The effective cutoff is incorporated via a…

High Energy Physics - Theory · Physics 2009-02-10 Stefano Arnone , Tim R. Morris , Oliver J. Rosten

Wilson's approach to renormalization group is reanalyzed for supersymmetric Yang-Mills theory. Usual demonstration of exact renormalization group equation must be modified due to the presence of the so called Konishi anomaly under the…

High Energy Physics - Theory · Physics 2016-09-06 S. Arnone , C. Fusi , K. Yoshida

We take the manifestly gauge invariant exact renormalisation group previously used to compute the one-loop beta function in SU(N) Yang-Mills without gauge fixing, and generalise it so that it can be renormalised straightforwardly at any…

High Energy Physics - Theory · Physics 2008-11-26 Stefano Arnone , Tim R. Morris , Oliver J. Rosten

Exact renormalization group techniques are applied to mass deformed N=4 supersymmetric Yang-Mills theory, viewed as a regularised N=2 model. The solution of the flow equation, in the local potential approximation, reproduces the one-loop…

High Energy Physics - Theory · Physics 2008-11-26 S. Arnone , D. Francia , K. Yoshida

We explore the properties of a recently proposed background independent exact renormalization group approach to gauge theories and gravity. In the process we also develop the machinery needed to study it rigorously. The proposal comes with…

High Energy Physics - Theory · Physics 2023-03-23 Vlad-Mihai Mandric , Tim R. Morris

Exact Renormalization Group techniques are applied to supersymmetric models in order to get some insights into the low energy effective actions of such theories. Starting from the ultra-violet finite mass deformed N=4 supersymmetric…

High Energy Physics - Theory · Physics 2014-11-18 S. Arnone , S. Chiantese , K. Yoshida

We discuss the perturbative running Yang-Mills coupling constant in the Wilsonian exact renormalization group approach, and compare it to the running coupling in the more conventional MS-bar scheme. The exact renormalization group approach…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ulrich Ellwanger

A manifestly gauge invariant exact renormalization group for pure SU(N) Yang-Mills theory is proposed, along with the necessary gauge invariant regularisation which implements the effective cutoff. The latter is naturally incorporated by…

High Energy Physics - Theory · Physics 2007-05-23 Stefano Arnone , Antonio Gatti , Tim R. Morris

We discuss the renormalization group in the context of gravitational theories with independent metric and affine connection. Considering a class of theories with both propagating torsion and nonmetricity, we perform an explicit computation…

High Energy Physics - Theory · Physics 2024-06-21 Oleg Melichev

It has recently been determined that, within the framework of the Exact Renormalisation Group, continuum computations can be performed to any loop order in SU(N) Yang-Mills theory without fixing the gauge or specifying the details of the…

High Energy Physics - Theory · Physics 2009-11-11 Oliver J. Rosten

We propose a gauge-invariant version of Wilson Renormalization Group for thermal field theories in real time. The application to the computation of the thermal masses of the gauge bosons in an SU(N) Yang-Mills theory is discussed.

High Energy Physics - Theory · Physics 2009-10-30 Marco D'Attanasio , Massimo Pietroni

A manifestly invariant renormalization scheme of N=1 nonabelian supersymmetric gauge theories is proposed.

High Energy Physics - Theory · Physics 2009-11-10 A. A. Slavnov , K. V. Stepanyantz

The manifestly gauge invariant Exact Renormalisation Group provides a framework for performing continuum computations in SU(N) Yang-Mills theory, without fixing the gauge. We use this formalism to compute the two-loop beta function in a…

High Energy Physics - Theory · Physics 2009-11-11 Tim R. Morris , Oliver J. Rosten

A geometric formulation of Wilson's exact renormalisation group is presented based on a gauge invariant ultraviolet regularisation scheme without the introduction of a background field. This allows for a manifestly background independent…

High Energy Physics - Theory · Physics 2021-02-24 Kevin Falls

Within the framework of a manifestly gauge invariant exact renormalization group for SU(N) Yang-Mills, we derive a simple expression for the expectation value of an arbitrary gauge invariant operator. We illustrate the use of this formula…

High Energy Physics - Theory · Physics 2008-11-26 Oliver J. Rosten

A manifestly gauge invariant continuous renormalization group flow equation is constructed for pure SU(N) gauge theory. The formulation makes sense without gauge fixing and manifestly gauge invariant calculations may thus be carried out.…

High Energy Physics - Theory · Physics 2009-10-31 Tim R. Morris

In this paper, we review some general formulations of exact renormalisation group equations and loop equations for tensor models and tensorial group field theories. We illustrate the use of these equations in the derivation of the leading…

General Relativity and Quantum Cosmology · Physics 2016-07-19 Thomas Krajewski , Reiko Toriumi

A gauge invariant regularisation for dealing with pure Yang-Mills theories within the exact renormalization group approach is proposed. It is based on the regularisation via covariant higher derivatives and includes auxiliary Pauli-Villars…

High Energy Physics - Theory · Physics 2009-11-07 S. Arnone , Yu. A. Kubyshin , T. R. Morris , J. F. Tighe

We extend the Wilson renormalization group (RG) to supersymmetric theories. As this regularization scheme preserves supersymmetry, we exploit the superspace technique. To set up the formalism we first derive the RG flow for the massless…

High Energy Physics - Theory · Physics 2009-10-31 M. Bonini , F. Vian
‹ Prev 1 2 3 10 Next ›