English
Related papers

Related papers: Ambiguities in Pauli-Villars regularization

200 papers

A procedure for Pauli-Villars regularization of locally and globally supersymmetric theories is described. Implications for specific theories, especially those obtained from superstrings, are discussed with emphasis on the role of field…

High Energy Physics - Theory · Physics 2007-05-23 Mary K. Gaillard

It is demonstrated that in the (2+1)-dimensional topologically massive gauge theories an agreement of the Pauli-Villars regularization scheme with the other schemes can be achieved by employing pairs of auxiliary fermions with the opposite…

High Energy Physics - Theory · Physics 2009-10-28 J. Gegelia , A. Khelashvili , N. Kiknadze

It is shown that the one-loop ultraviolet divergences in renormalizable supersymmetric theories can be regulated by the introduction of heavy Pauli-Villars chiral supermultiplets, provided the generators of the gauge group are traceless in…

High Energy Physics - Theory · Physics 2009-10-28 Mary K. Gaillard

It is shown that, in QED$_{3}$, the Pauli-Villars regularization involving a pair of auxiliary fermion fields with masses of opposite sign leads to results that are consistent with those obtained using all other parity-preserving schemes of…

High Energy Physics - Theory · Physics 2007-05-23 L. R. Baboukhadia , A. A. Khelashvili , N. A. Kiknadze

The Pauli--Villars regularization procedure confirms and sharpens the conclusions reached previously by covariant point splitting. The divergences in the stress tensor of a quantized scalar field interacting with a static scalar potential…

High Energy Physics - Theory · Physics 2018-03-07 S. A. Fulling , T. E. Settlemyre , K. A. Milton

The need to regularize loop integrals in a manner that preserves gauge invariance, for example, using the Pauli-Villars method, requires a subtraction that in the large mass limit hides its high momentum origin. This gives rise to the…

High Energy Physics - Phenomenology · Physics 2008-11-26 N. N. Achasov , A. V. Kiselev

We study the regularization and renormalization of the Yang-Mills theory in the framework of the manifestly invariant formalism, which consists of a higher covariant derivative with an infinitely many Pauli-Villars fields. Unphysical…

High Energy Physics - Theory · Physics 2009-10-31 Koh-ichi Nittoh

Taking the induced action for gauge fields coupled to affine currents as an example, we show how loop calculations in non-local two-dimensional field theories can be regulated. Our regularisation method for one loop is based on the method…

High Energy Physics - Theory · Physics 2009-10-22 A. Sevrin , R. Siebelink , W. Troost

In this letter we argue that there is no ambiguity between the Pauli-Villars and other methods of regularization in (2+1)-dimensional quantum electrodynamics with respect to dynamical mass generation, provided we properly choose the…

High Energy Physics - Theory · Physics 2009-10-28 B. M. Pimentel , J. L. Tomazelli

We show that regularization of gauge theories by higher covariant derivatives and gauge invariant Pauli-Villars regulators is a consistent method if the Pauli-Villars vector fields are considered in a covariant in the regulating…

High Energy Physics - Theory · Physics 2009-10-28 M. Asorey , F. Falceto

It is shown that the one-loop quadratic divergences of standard supergravity can be regulated by the introduction of heavy Pauli-Villars fields belonging to chiral and abelian gauge multiplets. The resulting one-loop correction can be…

High Energy Physics - Theory · Physics 2009-10-28 Mary K. Gaillard

A new symmetry-preserving loop regularization method proposed in \cite{ylw} is further investigated. It is found that its prescription can be understood by introducing a regulating distribution function to the proper-time formalism of…

High Energy Physics - Theory · Physics 2009-11-10 Yue-Liang Wu

In the generalized Pauli-Villars regularization of chiral gauge theory proposed by Frolov and Slavnov , it is important to specify how to sum the contributions from an infinite number of regulator fields. It is shown that an explicit sum of…

High Energy Physics - Theory · Physics 2009-10-28 Kazuo Fujikawa

Some of the basic issues related to the regularization and anomalies in gauge theory are reviewed, with particular emphasis on the recent development in lattice gauge theory. The generalized Pauli-Villars regularization is discussed from a…

High Energy Physics - Lattice · Physics 2007-05-23 Kazuo Fujikawa

Dimensional regularization of Euclidean momentum space integrals is a highly successful technique in renormalization of quantum field theories. While it yields a straightforward algorithmic method, with which to evaluate diagrams beyond…

Mathematical Physics · Physics 2020-09-03 Juuso Österman

Pauli-Villars regularization is successfully applied to nonperturbative calculations in a (3+1)-dimensional light-cone model. Numerical results obtained with discretized light-cone quantization compare favorably with the analytic solution.

High Energy Physics - Phenomenology · Physics 2007-05-23 J. R. Hiller

We study the regularization ambiguities in an exact renormalized (1+1)-dimensional field theory. We show a relation between the regularization ambiguities and the coupling parameters of the theory as well as their role in the implementation…

High Energy Physics - Theory · Physics 2010-11-05 R. Casana , B. M. Pimentel

We propose a solution to the problem of renormalizing light-cone Hamiltonian theories while maintaining Lorentz invariance and other symmetries. The method uses generalized Pauli--Villars regulators to render the theory finite. We discuss…

High Energy Physics - Theory · Physics 2009-09-11 S. J. Brodsky , J. R. Hiller , G. McCartor

As recently pointed out, regularization schemes defined in four-dimensions may also face inconsistencies in the presence of chiral fermions. In this work, we extend this analysis to two-loop order. Adopting the implicit regularization as…

High Energy Physics - Phenomenology · Physics 2023-02-08 Adriano Cherchiglia

We show how the recently proposed Taylor-Lagrange renormalization scheme can lead to extensions of singular distributions which are reminiscent of the Pauli-Villars subtraction. However, at variance with the Pauli-Villars regularization…

High Energy Physics - Theory · Physics 2014-11-21 P. Grangé , J. -F. Mathiot , B. Mutet , E. Werner
‹ Prev 1 2 3 10 Next ›