Title of article :
Expectation values of descendent fields in the sine-Gordon model Original Research Article
Author/Authors :
Vladimir Fateev، نويسنده , , Dmitri Fradkin، نويسنده , , Sergei Lukyanov، نويسنده , , Alexander Zamolodchikov، نويسنده , , Alexei Zamolodchikov، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 1999
Abstract :
We obtain exactly the vacuum expectation values 〈((∂ϕ)2(∂ϕ2eiαϕ〉 in the sine-Gordon model and 〈L−2L−2Φl,k〉 in Φ1,3 perturbed minimal CFT. We discuss applications of these results to short-distance expansions of two-point correlation functions.
Keywords :
* Integrable quantum field theory , * Vacuum expectation values , * Conformal perturbation theory
Journal title :
Nuclear Physics B
Journal title :
Nuclear Physics B
