A nonlinear identity for the scattering phase of integrable models

Authors
Slavnov, NA
Citation
Na. Slavnov, A nonlinear identity for the scattering phase of integrable models, THEOR MATH, 116(3), 1998, pp. 1021-1023
Citations number
6
Categorie Soggetti
Physics
Journal title
THEORETICAL AND MATHEMATICAL PHYSICS
ISSN journal
00405779 → ACNP
Volume
116
Issue
3
Year of publication
1998
Pages
1021 - 1023
Database
ISI
SICI code
0040-5779(199809)116:3<1021:ANIFTS>2.0.ZU;2-S
Abstract
The scattering phase of quantum integrable models is found from linear inte gral equations of a special type. Solutions of these equations satisfy some nonlinear identities, which, in particular, relate the values of the scatt ering phase at the boundaries of the Fermi sphere.