Abstract:
A new model for correlated electrons is presented which is integrable in one-dimension. The symmetry algebra of the model is the Lie superalgebra gl(2|1) which depends on a continuous free parameter. This symmetry algebra contains the pairing algebra as a subalgebra which is used to show that the model exhibits Off-Diagonal Long-Range Order in any number of dimensions.
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Received: 9 December 1997 / Revised: 12 February 1998 / Accepted: 17 March 1998
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Links, J., Hibberd, K., Gould, M. et al. Off-diagonal long-range order in a supersymmetric integrable model of correlated electrons. Eur. Phys. J. B 5, 309–312 (1998). https://doi.org/10.1007/s100510050447
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DOI: https://doi.org/10.1007/s100510050447