Nonnegative mixed states in Weyl–Wigner–Moyal theory

dc.creatorGracia Bondía, José M.
dc.creatorVárilly Boyle, Joseph C.
dc.date.accessioned2022-04-07T21:44:21Z
dc.date.accessioned2022-10-20T00:06:46Z
dc.date.available2022-04-07T21:44:21Z
dc.date.available2022-10-20T00:06:46Z
dc.date.created2022-04-07T21:44:21Z
dc.date.issued1988-03-21
dc.identifierhttps://www-sciencedirect-com/science/article/pii/0375960188910353
dc.identifier0375-9601
dc.identifierhttps://hdl.handle.net/10669/86434
dc.identifier10.1016/0375-9601(88)91035-3
dc.identifier.urihttps://repositorioslatinoamericanos.uchile.cl/handle/2250/4529104
dc.description.abstractWe classify the gaussian Wigner functions corresponding to mixed states and show that, unlike the case of pure states, not all nonnegative mixed states are gaussian.
dc.languageeng
dc.sourcePhysics Letters A, vol.128(1-2),pp.20-24.
dc.subjectPhase-space quantum mechanics
dc.subjectWeyl-Wigner-Moyal theory
dc.subjectQuantum state
dc.titleNonnegative mixed states in Weyl–Wigner–Moyal theory
dc.typeartículo científico


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