Boundary energy of the open XXZ chain from new exact solutions

Rajan Murgan, Rafael I. Nepomechie, Chi Shi

Research output: Contribution to journalArticlepeer-review

8 Scopus citations


Bethe Ansatz solutions of the open spin- 1/2 integrable XXZ quantum spin chain at roots of unity with nondiagonal boundary terms containing two free boundary parameters have recently been proposed.We use these solutions to compute the boundary energy (surface energy) in the thermodynamic limit. Communicated by Vincent Rivasseau.

Original languageEnglish (US)
Pages (from-to)1429-1448
Number of pages20
JournalAnnales Henri Poincare
Issue number7-8
StatePublished - Dec 2006

ASJC Scopus subject areas

  • Statistical and Nonlinear Physics
  • Nuclear and High Energy Physics
  • Mathematical Physics


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