Model calculation of the interaction terms and ground states of the extended Hubbard model on a dimer

Physica B: Condensed Matter

Volumn 230-232, Issue , 1997, Pages 1047-1049

  Iglesias, J R ^a   Gusmao M A ^a   Acquarone, M ^b   Romano, A ^c   Noce, C ^c  

^a FEDERAL UNIVERSITY OF RIO GRANDE DO SUL   (Brazil)

^b UNIVERSITY OF PARMA   (Italy)

^c UNIVERSITY OF SALERNO   (Italy)

Author keywords

Exact diagonalization; Extended Hubbard models; Hubbard dimer; Hubbard model

Indexed keywords

COMPUTATIONAL METHODS; CORRELATION METHODS; EIGENVALUES AND EIGENFUNCTIONS; ELECTRON ENERGY LEVELS; MATHEMATICAL MODELS;

HUBBARD MODEL; WANNIER ORBITALS;

ELECTRON TRANSITIONS;

EID: 0031071203     PISSN: 09214526     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0921-4526(96)00805-8     Document Type: Article

References (6)

1. L. Arrechea and A.A. Aligia, Phys. Rev. Lett. 73 (1994) 2240.
2. D.K. Campbell, J. Tinka Gammel and E.Y. Loh Jr., Phys. Rev. B 42 (1990) 475.
3. J. de Boer and A. Schadschneider, Phys. Rev. Lett. 75 (1995) 4298.
4. B.-H. Bernhard and J.R. Iglesias, Phys. Rev. B 47 (1993) 12408.
5. J. Spałek, A.M. Olès and K.A. Chao, Phys. Stat. Sol. B 108 (1981) 329.
6. A. Gołebiewski and J. Mrozek, Int. J. Quantum Chem. 7 (1973) 623.