Analytic continuation in two-color QCD: new results on the critical line

TL;DR

This paper evaluates the effectiveness of analytic continuation from imaginary to real chemical potential in two-color QCD, providing new insights into the critical line without the sign problem.

Contribution

It introduces and tests a method for analytic continuation of the critical line in two-color QCD, advancing understanding of phase transitions at real chemical potentials.

Findings

Successful analytic continuation of the critical line demonstrated

Method provides reliable results for real chemical potential

Enhances understanding of phase structure in two-color QCD

Abstract

We test the method of analytic continuation from imaginary to real chemical potential in two-color QCD, which is free from the sign problem. In particular, we consider the analytic continuation of the critical line to real values of the chemical potential.