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On the Static Approximation for the Hubbard Model. II. Normal Phase at Absolute Zero
Author(s) -
Puff H.
Publication year - 1974
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.2220660207
Subject(s) - hubbard model , zero (linguistics) , limit (mathematics) , phase (matter) , absolute zero , mathematics , physics , quantum electrodynamics , mathematical analysis , mathematical physics , quantum mechanics , superconductivity , philosophy , linguistics
In the framework of the single‐site approximation of the statically approximated Hubbard model the normal phase is investigated in the limit T →0. The results completely agree with those of other authors using the functional integral method.