paper

Coordinate Representation of the One-Spinon One-Holon Wavefunction and Spinon-Holon Interaction

arXiv:cond-mat/0110233 · doi:10.1103/PhysRevB.65.195112

Abstract

By deriving and studying the coordinate representation for the one-spinon one-holon wavefunction we show that spinons and holons in the supersymmetric model with interaction attract each other. The interaction causes a probability enhancement in the one-spinon one-holon wavefunction at short separation between the particles. We express the hole spectral function for a finite lattice in terms of the probability enhancement, given by the one-spinon one-holon wavefunction at zero separation. In the thermodynamic limit, the spinon-holon attraction turns into the square-root divergence in the hole spectral function.

20 pages, 3 .eps figures

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