Nonlinear Sciences – Chaotic Dynamics
Scientific paper
2002-01-04
Nonlinear Sciences
Chaotic Dynamics
17 pages, 3 figures
Scientific paper
10.1088/0305-4470/35/18/311
In this work we study the Wigner functions, which are the quantum analogues of the classical phase space density, and show how a full rigorous semiclassical scheme for all orders of \hbar can be constructed for them without referring to the actual coordinate space wavefunctions from which the Wigner functions are typically calculated. We find such a picture by a careful analysis around the stationary points of the main quantization equation, and apply this approach to the harmonic oscillator solving it for all orders of \hbar.
Robnik Marko
Romanovski Valery
Veble Gregor
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