Singular eigenstates in the even(odd) length Heisenberg spin chain

DOI10.1088/1751-8113/48/17/175207zbMath1335.82008arXiv1411.5839OpenAlexW2032175848MaRDI QIDQ5250269

Pulak Ranjan Giri

Publication date: 19 May 2015

Published in: Journal of Physics A: Mathematical and Theoretical (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1411.5839

zbMATH Keywords

singular solutionHeisenberg modelanalytic

Mathematics Subject Classification ID

Exactly solvable models; Bethe ansatz (82B23)

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Completeness of the Bethe Ansatz for the Periodic Isotropic Heisenberg Model ⋮ Heisenberg model and rigged configurations ⋮ Exact regimes of collapsed and extra two-string solutions in the two down-spin sector of the spin-1/2 massive XXZ spin chain

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