Boundary states for WZW models

Feb, 2002
35 pages
Published in:
  • Nucl.Phys.B 639 (2002) 471-501
e-Print:
Report number:
  • KCL-MTH-02-03

Citations per year

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Abstract:
The boundary states for a certain class of WZW models are determined. The models include all modular invariants that are associated to a symmetry of the unextended Dynkin diagram. Explicit formulae for the boundary state coefficients are given in each case, and a number of properties of the corresponding NIM-reps are derived.
Note:
  • 34 pages, harvmac (b), 4 eps-figures. One reference added: some minor typos, as well as the $A_2$ embedding into $D_4$, are corrected Report-no: KCL-MTH-02-03 Subj-class: High Energy Physics - Theory: Quantum Algebra Journal-ref: Nucl.Phys. B639 (2002) 471-501 DOI: 10.1016/S0550-3213(02)00559-X
  • 11.25.Hf
  • 11.25.-w
  • Wess-Zumino-Witten model
  • invariance: modular
  • boundary condition
  • field theory: conformal
  • algebra: fusion
  • algebra: representation