Nonlinear constants of motion for three-level quantum systems
- 1 April 1982
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review A
- Vol. 25 (4) , 2168-2171
- https://doi.org/10.1103/physreva.25.2168
Abstract
We use the eight-dimensional coherence vector , recently introduced for three-level quantum systems, to derive three independent nonlinear constants of motion. Two of these were known previously, but not known to be related, and the third is new.
Keywords
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