Geodesic
Renormalized scattering theory for the Lee model
Teoretičeskaâ i matematičeskaâ fizika, Tome 12 (1972) no. 3, pp. 331-348 
I. Ya. Aref'eva. Renormalized scattering theory for the Lee model. Teoretičeskaâ i matematičeskaâ fizika, Tome 12 (1972) no. 3, pp. 331-348. http://geodesic.mathdoc.fr/item/TMF_1972_12_3_a1/
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     title = {Renormalized scattering theory for the {Lee} model},
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Voir la notice de l'article provenant de la source Math-Net.Ru

It is proved that wave operators exist for the Lee model in an arbitrary sector. The wave operators are determined in accordance with the scheme proposed by Faddeev for constructing the scattering theory for models with a momentum conservation law.

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