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arxiv: 0711.2956 · v1 · submitted 2007-11-19 · ✦ hep-ph · nucl-th

Role of Four-Quark Condensates in QCD Sum Rules

classification ✦ hep-ph nucl-th
keywords condensatesfour-quarkmesonapproachbehaviorbreakingdevoteddiscussed
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The QCD sum rule approach to the in-medium behavior of hadrons is discussed for omega meson, nucleon and D meson. Emphasis is devoted to the impact of four-quark condensates and to order parameters of spontaneous symmetry breaking.

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