Charge Fluctuations and Superconductivity of Highly Correlated Electrons

  • A. N. Kocharian
  • P. S. Ovnanian
Conference paper


The conditions of existence of p- and n-type superconductivity in the Hubbard model with attraction are found, the thermodynamic functions are calculated and the diagram of states is obtained.


  1. 1).
    A.N. Kocharian, P-S. Ovnanian, Preprint YERPHI-1175(52)-89.Google Scholar
  2. 2).
    V. Kalmeyer, R.B. Laughlin, Phys.Rev-Lett., 1987, 59, 2095.ADSCrossRefGoogle Scholar

Copyright information

© Springer-Verlag Berlin Heidelberg 1990

Authors and Affiliations

  • A. N. Kocharian
    • 1
  • P. S. Ovnanian
    • 1
  1. 1.Yerevan Physics InstituteYerevanArmenia, USSR

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