Article

# Pseudo-hermitian interaction between an oscillator and a spin half particle in the external magnetic field

Modern Physics Letters A (Impact Factor: 1.11). 01/2005; DOI:10.1142/S0217732305016488
Source: arXiv

ABSTRACT We consider a spin half particle in the external magnetic field which couples to a harmonic oscillator through some pseudo-hermitian interaction. We find that the energy eigenvalues for this system are real even though the interaction is not PT invariant.

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