Bethe ansatz solutions of the Bose-Hubbard dimer.
Links, Jon, Hibberd, Katrina E. (2006)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Links, Jon, Hibberd, Katrina E. (2006)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Inozemtsev, Vladimir I., Inozemtseva, Natalia G. (2006)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Skrypnik, Wolodymyr (2006)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Bianca Cerchiai, Peter Schupp (1997)
Banach Center Publications
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The Hamiltonian for an extended Hubbard model with phonons as introduced by A. Montorsi and M. Rasetti is considered on a D-dimensional lattice. The symmetries of the model are studied in various cases. It is shown that for a certain choice of the parameters a superconducting holds as a true quantum symmetry, but only for D=1.
Golenia, Jolanta, Pavlov, Maxim V., Popowicz, Ziemowit, Prykarpatsky, Anatoliy K. (2010)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Hentosh, Oksana Ye. (2006)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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Choudhuri, Amitava, Talukdar, B., Das, U. (2007)
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
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J. Nourrigat (2005)
Journées Équations aux dérivées partielles
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