Abstract
We derive the analytical expression of the ground state of the Hubbard model with unconstrained hopping at half filling and for arbitrary lattice sites.
This is a preview of subscription content, log in via an institution to check access.
References
Lin, H.Q., Hirsh, J.E., Scalapino, D.J.: Phys. Rev. B37, 7359 (1988)
Fano, G., Ortolani, F., Parola, A.: Phys. Rev. B46, 1048 (1992)
Scott, A.C., Eilbeck, J.C., Gilhøj, H.: Physica D78, 194 (1994)
Yu, Z., Liu, Z.: J. Phys. A26, L881 (1993)
Salerno, M.: Midit Lectures, The Technical University of Denmark, 1988 (unpublished)
Salerno, M., Eilbeck, J.C.: Phys. Rev. A50, 553 (1994)
Salerno, M.: Phys. Rev. E50, 4528 (1994)
Wolfram, S.: Mathematica, 2nd edn. New York: Addison-Wesley, 1991
van Dongen, P., Volhardt, D.: Phys. Rev. B40, 7252 (1989)
Fano, G., Ortolani, F.: Phys. Rev. B49, 7205 (1994)