A D Ribeiro et al 2006 J. Phys. A: Math. Gen. 39 3085 doi:10.1088/0305-4470/39/12/016
A D Ribeiro1,2, M A M de Aguiar2 and A F R de Toledo Piza1
Show affiliationsWe derive the semiclassical limit of the coherent state propagator for systems with two degrees of freedom of which one degree of freedom is canonical and the other a spin. Systems in this category include those involving spin–orbit interactions and the Jaynes–Cummings model in which a single electromagnetic mode interacts with many independent two-level atoms. We construct a path integral representation for the propagator of such systems and derive its semiclassical limit. As special cases we consider separable systems, the limit of very large spins and the case of spin-1/2.
81R30 Coherent states (See also 22E45); squeezed states (See also 81V80)
81Q20 Semiclassical techniques including WKB and Maslov methods
Issue 12 (24 March 2006)
Received 3 October 2005
Published 8 March 2006
A D Ribeiro et al 2006 J. Phys. A: Math. Gen. 39 3085
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