We consider a nonlinear canonical Schrödinger model recently proposed by us, describing collectively interacting nonrelativistic particles via a generalized Exclusion-Inclusion Principle. Starting from the energy-momentum tensor we study the space-time symmetries of this model and derive the conserved quantities and the associated fluxes. We also study the influence of the Exclusion-Inclusion Principle on the discrete symmetries P and T as well as and on the Galileo and the conformal ones. Finally, we discuss a particular scale transformation related to the Exclusion-Inclusion Principle.

Symmetries and conservation laws of a new nonlinear Schrödinger model

AM Scarfone
1999

Abstract

We consider a nonlinear canonical Schrödinger model recently proposed by us, describing collectively interacting nonrelativistic particles via a generalized Exclusion-Inclusion Principle. Starting from the energy-momentum tensor we study the space-time symmetries of this model and derive the conserved quantities and the associated fluxes. We also study the influence of the Exclusion-Inclusion Principle on the discrete symmetries P and T as well as and on the Galileo and the conformal ones. Finally, we discuss a particular scale transformation related to the Exclusion-Inclusion Principle.
1999
INFM
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.14243/1267
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