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Related papers: Five loop renormalization of the Wess-Zumino model

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We renormalize six dimensional phi^3 theory in the modified minimal subtraction (MSbar) scheme at four loops. From the resulting beta-function, anomalous dimension and mass anomalous dimension we compute four loop critical exponents…

High Energy Physics - Theory · Physics 2015-07-10 J. A. Gracey

We renormalize the six dimensional cubic theory with an $O(N)$ $\times$ $O(m)$ symmetry at three loops in the modified minimal subtraction (MSbar) scheme. The theory lies in the same universality class as the four dimensional…

High Energy Physics - Theory · Physics 2017-03-08 J. A. Gracey , R. M. Simms

We apply the recently developed method of differential renormalization to the Wess-Zumino model. From the explicit calculation of a finite, renormalized effective action, the $\beta$-function is computed to three loops and is found to agree…

High Energy Physics - Theory · Physics 2009-10-22 Peter E. Haagensen

We renormalize the SU(N) Gross-Neveu model in the modified minimal subtraction (MSbar) scheme at four loops and determine the beta-function at this order. The theory ceases to be multiplicatively renormalizable when dimensionally…

High Energy Physics - Theory · Physics 2017-02-01 J. A. Gracey , T. Luthe , Y. Schroder

I present the effective potential at three-loop order for a general renormalizable theory, using the \MSbar renormalization scheme and Landau gauge fixing. As applications and illustrative points of reference, the results are specialized to…

High Energy Physics - Phenomenology · Physics 2017-11-22 Stephen P. Martin

By imposing the weighted renormalization condition and the (super)symmetry requirements, we construct a Lifshitz-like extension of the three-dimensional Wess-Zumino model, with dynamical critical exponent z=2. In this context, the auxiliary…

High Energy Physics - Theory · Physics 2019-06-26 E. A. Gallegos

We present five-loop results for the renormalization of various models with a cubic interaction (in ${d = 6 - 2 \varepsilon}$ dimensions). For the scalar model and its ${O(n)}$-symmetric extension we provide renormalization constants,…

High Energy Physics - Theory · Physics 2021-05-04 Mikhail Kompaniets , Andrey Pikelner

We employ the Forcer algorithm to renormalize a variety of six dimensional field theories to four loops. In order to achieve this we construct the Forcer master integrals in six dimensions from their four dimensional counterparts by using…

High Energy Physics - Theory · Physics 2024-07-18 J. A. Gracey

We present the perturbative renormalization group functions of $O(n)$-symmetric $\phi^4$ theory in $4-2\varepsilon$ dimensions to the sixth loop order in the minimal subtraction scheme. In addition, we estimate diagrams without…

High Energy Physics - Theory · Physics 2017-09-26 Mikhail V. Kompaniets , Erik Panzer

The renormalization group functions for six dimensional scalar $\phi^3$ theory with an $F_4$ symmetry are provided at four loops in the modified minimal subtraction (MSbar) scheme. Aside from the anomalous dimension of $\phi$ and the…

High Energy Physics - Theory · Physics 2017-04-26 J. A. Gracey

We compute the Renormalization Group functions of a Landau-Ginzburg-Wilson Hamiltonian with O(n)x O(m) symmetry up to five-loop in Minimal Subtraction scheme. The line n^+(m,d), which limits the region of second-order phase transition, is…

Statistical Mechanics · Physics 2016-08-31 Pasquale Calabrese , Pietro Parruccini

Non-minimal renormalisation schemes such as the momentum subtraction scheme (MOM) have frequently been used for physical computations. The consistency of such a scheme relies on the existence of a coupling redefinition linking it to MSbar.…

High Energy Physics - Theory · Physics 2016-03-24 I. Jack , C. Poole

Using numerical bootstrap method, we determine the critical exponents of the minimal three-dimensional N = 1 Wess-Zumino models with cubic superpotetential $W\sim d_{ijk}\Phi_i\Phi_j\Phi_k$. The tensor $d_{ijk}$ is taken to be the invariant…

High Energy Physics - Theory · Physics 2019-10-22 Junchen Rong , Ning Su

We apply the method of graphical functions that was recently extended to six dimensions for scalar theories, to $\phi^3$ theory and compute the $\beta$ function, the wave function anomalous dimension as well as the mass anomalous dimension…

High Energy Physics - Theory · Physics 2021-07-07 M. Borinsky , J. A. Gracey , M. V. Kompaniets , O. Schnetz

As a step towards deriving universal amplitude ratios of the superconductive phase transition we calculate the vacuum energy density in the symmetric phase of O(N)-symmetric scalar QED in D=4-epsilon dimensions in an epsilon-expansion using…

Statistical Mechanics · Physics 2007-05-23 Boris Kastening , Hagen Kleinert , Bruno Van den Bossche

We generalize the ordinary Wess-Zumino model to the Bosonic-Fermionic noncommutative (BFNC) superspace and study its renormalization. In our previous work that can be regarded as the key foundation of the present paper, we have proved that…

High Energy Physics - Theory · Physics 2015-01-23 Yan-Gang Miao , Xu-Dong Wang

The renormalization group functions are calculated in $D=4-\epsilon$ dimensions for the $\phi^4$-theory with two coupling constants associated with an ${O}(N)$-symmetric and a cubic interaction. Divergences are removed by minimal…

Condensed Matter · Physics 2009-10-28 H. Kleinert , V. Schulte-Frohlinde

Employing a simple calculation method obtained by M.-H. Kato, we calculate the three loop renormalization group in the $su(2)$ coset conformal field theory with a slightly relevant perturbation and the $su(2)$ Wess-Zumino-Witten model with…

Statistical Mechanics · Physics 2007-05-23 Chigak Itoi

We extend the critical point self-consistency method used to solve field theories at their d-dimensional fixed point in the large N expansion to include superfields. As an application we compute the beta-function of the Wess-Zumino model…

High Energy Physics - Theory · Physics 2009-10-30 P. M. Ferreira , J. A. Gracey

The complete analysis of a model with three quartic coupling constants associated with an O(2N)--symmetric, a cubic, and a tetragonal interactions is carried out within the three-loop approximation of the renormalization-group (RG) approach…

Condensed Matter · Physics 2009-10-30 Andrei Mudrov , Konstantin Varnashev
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