Role of Four-Quark Condensates in QCD Sum Rules
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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.
Invited talk at International School of Nuclear Physics, 29th Course, Quarks in Hadrons and Nuclei, Erice, Sicily, 16 - 24 Sep 2007
Invited talk at International School of Nuclear Physics, 29th Course, Quarks in Hadrons and Nuclei, Erice, Sicily, 16 - 24 Sep 2007