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VIOLATION OF THE PURE-STATE CONDITION BY THE CLASSICALLY EVOLVED WIGNER FUNCTION

TitleVIOLATION OF THE PURE-STATE CONDITION BY THE CLASSICALLY EVOLVED WIGNER FUNCTION
Publication TypeJournal Article
Year of Publication1992
AuthorsMuga, JG, Snider, RF
JournalEurophysics Letters
Volume19
Pagination569-573
Date PublishedAug
Type of ArticleArticle
ISBN Number0295-5075
KeywordsFORMALISM, PHASE-SPACE, SEMICLASSICAL THEORIES AND APPLICATIONS
Abstract

Unlike the quantum density matrix, the inverse Weyl transform of the classically evolved Wigner function is, in general, neither positive nor is its purity (in a quantum sense) necessarily preserved in time.

URL<Go to ISI>://A1992JK28400001