Nonnegative mixed states in Weyl–Wigner–Moyal theory
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| Autorzy: | , |
|---|---|
| Format: | artículo original |
| Data wydania: | 1988 |
| Opis: | We 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. |
| Kraj: | Kérwá |
| Instytucja: | Universidad de Costa Rica |
| Repositorio: | Kérwá |
| Język: | Inglés |
| OAI Identifier: | oai:kerwa.ucr.ac.cr:10669/86434 |
| Dostęp online: | https://www-sciencedirect-com/science/article/pii/0375960188910353 https://hdl.handle.net/10669/86434 |
| Słowo kluczowe: | Phase-space quantum mechanics Weyl-Wigner-Moyal theory Quantum state |