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- On scaling fields in $Z_N$ Ising models doi link

Auteur(s): Fateev V., Postnikov V.V., Pugai Y.P.

(Article) Publié: Jetp Letters / Sov Phys Jetp Lett, vol. 83 p.172-178 (2006)
Texte intégral en Openaccess : arxiv


Ref HAL: in2p3-00115621_v1
Ref Arxiv: hep-th/0601073
DOI: 10.1134/S0021364006040096
WoS: 000238680300009
Ref. & Cit.: NASA ADS
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14 Citations
Résumé:

We study the space of scaling fields in the $Z_N$ symmetric models with the factorized scattering and propose simplest algebraic relations between form factors induced by the action of deformed parafermionic currents. The construction gives a new free field representation for form factors of perturbed Virasoro algebra primary fields, which are parafermionic algebra descendants. We find exact vacuum expectation values of physically important fields and study correlation functions of order and disorder fields in the form factor and CFT perturbation approaches.



Commentaires: 2 Figures, jetpl.cls - Pis'ma v ZhETF, vol. 83, iss. 4, pp. 206-212