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Phys. Rev. D 56, 4039–4042 (1997)

Instantons and monopoles are locally correlated with the chiral condensate

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S. Thurner
College of Engineering, Boston University, 44 Cummington Street, Boston, Massachusetts 02215

M. C. Feurstein
College of Engineering, Boston University, 44 Cummington Street, Boston, Massachusetts 02215
Institut für Kernphysik, TU Wien, Wiedner Hauptstraße 8-10, A-1040 Vienna, Austria

H. Markum
Institut für Kernphysik, TU Wien, Wiedner Hauptstraße 8-10, A-1040 Vienna, Austria

Received 20 February 1997; published in the issue dated 1 October 1997

We perform a mutual analysis of the topological and chiral vacuum structure of four-dimensional QCD on the lattice at finite temperature. Concerning the topological sector, correlation functions between the distributions of color magnetic monopoles in the maximum Abelian gauge and the densities of topological charge are computed. An enhanced probability for monopoles inside the core of an instanton is found on the gauge field average and in specific configurations. In the chiral sector, clear evidence is found that monopole loops and instantons are locally correlated with the quark condensate.

© 1997 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.56.4039
DOI:
10.1103/PhysRevD.56.4039
PACS:
12.38.Gc, 12.38.Aw