Physics – High Energy Physics – High Energy Physics - Theory
Scientific paper
1999-02-16
Phys.Rev.Lett. 82 (1999) 4188-4191
Physics
High Energy Physics
High Energy Physics - Theory
4 pages, revtex, 2 postscript figures. Added a reference
Scientific paper
10.1103/PhysRevLett.82.4188
Quark spectra in QCD are linked to fundamental properties of the theory including the identification of pions as the Goldstone bosons of spontaneously broken chiral symmetry. The lattice Overlap-Dirac operator provides a nonperturbative, ultraviolet-regularized description of quarks with the correct chiral symmetry. Properties of the spectrum of this operator and their relation to random matrix theory are studied here. In particular, the predictions from chiral random matrix theory in topologically non-trivial gauge field sectors are tested for the first time.
Edwards Robert G.
Heller Urs M.
Kiskis Joe
Narayanan Rajamani
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