Chiral condensate and Dirac spectrum of one-and two-flavor QCD at nonzero θ-angle

In previous work we showed that the chiral condensate of one-flavor QCD exhibits a Silver Blaze phenomenon when the quark mass crosses m = 0: the chiral condensate remains constant while the quark mass crosses the spectrum of the Dirac operator, which is dense on the imaginary axis. This behavior ca...

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Bibliographic Details
Main Authors: Kieburg Mario, Verbaarschot Jacobus, Wettig Tilo
Format: Article
Language:English
Published: EDP Sciences 2018-01-01
Series:EPJ Web of Conferences
Online Access:https://doi.org/10.1051/epjconf/201817504004