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The 1D spin- AF-Heisenberg model in a staggered field

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Abstract:

We investigate the scaling properties of the excitation energies and transition amplitudes of the one-dimensional spin- antiferromagnetic Heisenberg model exposed to an external perturbation. Two types of perturbations are discussed in detail: a staggered field and a dimerized field.

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Authors and Affiliations

  1. Physics Department, University of Wuppertal, 42097 Wuppertal, Germany, , , , , , DE

    A. Fledderjohann, M. Karbach & K.-H. Mütter

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  1. A. Fledderjohann
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  2. M. Karbach
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  3. K.-H. Mütter
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Received: 27 February 1998 / Accepted: 17 April 1998

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Fledderjohann, A., Karbach, M. & Mütter, KH. The 1D spin- AF-Heisenberg model in a staggered field. Eur. Phys. J. B 5, 487–494 (1998). https://doi.org/10.1007/s100510050470

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  • DOI: https://doi.org/10.1007/s100510050470

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