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Constant magnetic field and 2d non-commutative inverted oscillator

Stefano Bellucci

hep-tharXiv:hep-th/0301227

Abstract

We consider a two-dimensional non-commutative inverted oscillator in the presence of a constant magnetic field, coupled to the system in a ``symplectic'' and ``Poisson'' way. We show that it has a discrete energy spectrum for some value of the magnetic field.

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