Boundary S-matrix for the XXZ chain

Anastasia Doikou, Luca Mezincescu, Rafael I. Nepomechie

Research output: Contribution to journalArticlepeer-review

7 Citations (Scopus)


We compute by means of the Bethe Ansatz the boundary S matrix for the open anisotropic spin-1/2 chain with diagonal boundary magnetic fields in the noncritical regime (Delta > 1). Our result, which is formulated in terms of q-gamma functions, agrees with the vertex-operator result of Jimbo et al.
Original languageEnglish
JournalJournal of Physics A: Mathematical and General
Issue number1
Publication statusPublished - 9 Jan 1998


  • hep-th
  • nlin.SI
  • solv-int

Cite this