Deformations of Fermionic Quantum Field Theories and Integrable Models

Mar, 2012
20 pages
Published in:
  • Lett.Math.Phys. 103 (2013) 37-58
e-Print:

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Abstract: (arXiv)
Considering the model of a scalar massive Fermion, it is shown that by means of deformation techniques it is possible to obtain all integrable quantum field theoretic models on two-dimensional Minkowski space which have factorizing S-matrices corresponding to two-particle scattering functions S_2 satisfying S_2(0) = -1. Among these models there is for example the Sinh-Gordon model. Our analysis provides a complement to recent developments regarding deformations of quantum field theories. The deformed model is investigated also in higher dimensions. In particular, locality and covariance properties are analyzed.
Note:
  • 20 pages
  • quantum field theory
  • integrable models
  • deformation
  • scalar massive fermions