Перегляд за автором "Chashchin, N.I."

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  • Izyumov, Yu.A.; Chashchin, N.I. (Condensed Matter Physics, 1998)
    For a tJ -model in the X -operators representation a generating functional of the field describing fluctuations of matrix elements of electron hopping on a lattice is presented. The first order functional derivative with ...