Conserving slave boson approximations for the Anderson model beyond NCA

  • Author:

    J. Kroha, P. Wölfle, T.A. Costi, P.J. Hirschfeld and K.A. Muttalib
  • Source:

    Proceedings of the 21st International Conference on Low Temperature Physics, Prague, August 8-14, 1996. Czechoslovak Journal of Physics, Vol. 46 (Suppl. S4), 1897 (1996)