Extended Nambu--Jona-Lasinio Model with covariant regularization

TL;DR

This paper discusses the benefits of using Pauli-Villars covariant regularization in extended Nambu--Jona-Lasinio models that include the Polyakov loop, enhancing the model's consistency and predictive power.

Contribution

It introduces and advocates for a covariant Pauli-Villars regularization method in extended NJL models with Polyakov loop, improving regularization consistency.

Findings

Enhanced regularization consistency in NJL models.

Improved predictive capabilities with covariant regularization.

Advantages over traditional regularization methods.

Abstract

Several advantages in the use of a Pauli-Villars regularization procedure in extended Nambu--Jona-Lasinio models with Polyakov loop are discussed.