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Perturbation Expansion for the Asymmetric Anderson Hamiltonian
Author(s) -
Hobvtić B.,
Zlatić V.
Publication year - 1980
Publication title -
physica status solidi (b)
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.51
H-Index - 109
eISSN - 1521-3951
pISSN - 0370-1972
DOI - 10.1002/pssb.2220990125
Subject(s) - hamiltonian (control theory) , perturbation (astronomy) , physics , first order , density of states , mathematical physics , condensed matter physics , statistical physics , quantum mechanics , mathematics , mathematical optimization
Asymmetric single orbital Anderson model is studied by the rapidly convergent perturbation method of Yosida and Yamada. The change in the density of states, specific heat, and transport coefficients due to the second order self energy corrections is evaluated for a dilute alloy with nearly half‐filled virtual bound state.