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From enemies to friends: chiral symmetry on the lattice

2002/03/28 by Pilar Hernandez, Pilar Hernández, Hernandez, Pilar +4
Chemistry · Physics and Astronomy · #Advanced Chemical Physics Studies #FOS: Physical sciences #High Energy Physics - Lattice (hep-lat) #High Energy Physics - Phenomenology (hep-ph) #Molecular spectroscopy and chirality #Spectroscopy and Quantum Chemical Studies #hep-lat #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-lat/0203029

Contribution to the NIC Symposium held in Juelich on December 5 and 6, 2001. It is intended for a general audience of computational scientists

arxiv created 2002/03/28 · openalex publication_date 2002/03/28 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The physics of strong interactions is invariant under the exchange of left-handed and right-handed quarks, at least in the massless limit. This invariance is reflected in the chiral symmetry of quantum chromodynamics. Surprisingly, it has become clear only recently how to implement this important symmetry in lattice formulations of quantum field theories. We will discuss realizations of exact lattice chiral symmetry and give an example of the computation of a physical observable in quantum chromodynamics where chiral symmetry is important. This calculation is performed by relying on finite size scaling methods as predicted by chiral perturbation theory.

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