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Positive distribution description for spin states
Affiliation:1. Department of Experimental Physics, Faculty of Mathematics and Natural Sciences, University of Rzeszów, 1 Pigonia Street, PL-35-310 Rzeszów, Poland;2. K. Gumiński Department of Theoretical Chemistry, Faculty of Chemistry, Jagiellonian University, Gronostajowa 2, PL-30-387 Kraków, Poland;3. Department of Physical Chemistry, Faculty of Chemistry, Jagiellonian University, Gronostajowa 2, PL-30-387 Kraków, Poland;4. Institute of Chemistry, Faculty of Food Technology, Agricultural University, ul. Balicka 122, PL-31-149 Kraków, Poland
Abstract:We investigate a possibility of describing spin states in terms of a positive distribution function depending on continuous variables like Euler's angles. A spin state reconstruction procedure similar to the symplectic tomography is considered. A quantum evolution equation for the classical-like positive distribution function is found. Generalization to arbitrary values of angular momentum is discussed.
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