Hidden Quantum Group Symmetry and Integrable Perturbations of Conformal Field Theories

Reshetikhin, N.; Smirnov, F.

doi:10.1007/BF02097683

Hidden Quantum Group Symmetry and Integrable Perturbations of Conformal Field Theories

Nov, 1989

40 pages

Published in:

Commun.Math.Phys. 131 (1990) 157-178

DOI:

10.1007/BF02097683

Report number:

HUTMP-89-B246

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Abstract: (Springer)

The hidden quantum group symmetry in the quantum Sine-Gordon model is found. This symmetry provides the possibility to restrict the operator algebra of the model to subalgebras. It is shown that these subalgebras are massive deformations of minimal conformal field theories.

quantum group: SL(2)
sine-Gordon model
field theory: conformal
perturbation theory
integrability
dimension: 2
n-point function
S-matrix
operator: algebra

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