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Title: Nonlocality of the scalar quark condensate

We suggest a somewhat indirect method for estimation of the nonlocal scalar quark condensate. The approach is based on analysis of the polarization operator of nucleon current in instanton medium.
Authors:
; ;  [1]
  1. B.P. Konstantinov Petersburg Nuclear Physics Institute, National Research Center “Kurchatov Institute” (Russian Federation)
Publication Date:
OSTI Identifier:
22472281
Resource Type:
Journal Article
Resource Relation:
Journal Name: Physics of Atomic Nuclei; Journal Volume: 78; Journal Issue: 4; Other Information: Copyright (c) 2015 Pleiades Publishing, Ltd.; Country of input: International Atomic Energy Agency (IAEA)
Country of Publication:
United States
Language:
English
Subject:
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS; ALGEBRAIC CURRENTS; INSTANTONS; LOCALITY; NUCLEONS; POLARIZATION; QUANTUM OPERATORS; QUARK CONDENSATION; SCALARS