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Prog. Theor. Phys. Vol. 80 No. 1 (1988) pp. 34-38

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Letters

Strange-Quark Condensate in Nucleon Based on an Effective Lagrangian Incorporating UA(1) Anomaly

Teiji Kunihiro

Department of Natural Sciences, Ryukoku University, Fukakusa, Kyoto 612

(Received April 6, 1988)

Abstract:

Strange-quark condensate in the nucleon (proton) is examined on the basis of the SU(3)-Nambu-Jona-Lasinio model incorporating the UA(1) anomaly, which gives rise to flavour mixings. It is shown that the flavour mixing due to the anomaly solely gives small values for <N|ss|N>/<N|uu|N>=0.07 ∼0.10.


URL : http://ptp.ipap.jp/link?PTP/80/34/
DOI : 10.1143/PTP.80.34

[ Full Text PDF : FREE ACCESS (264K) ] Citation:


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Citing Article(s) :

  1. Progress of Theoretical Physics Supplement No.120 (1995) pp. 75-93 :
    Chiral Symmetry and Scalar Meson in Hadron and Nuclear Physics
    Teiji Kunihiro
  2. Progress of Theoretical Physics Supplement No.149 (2003) pp. 56-66 :
    Chiral Restoration and the Scalar and Vector Correlations in Hot and Dense Matter
    Teiji Kunihiro