dorsal/arxiv
View SchemaBeable trajectories for revealing quantum control mechanisms
| Authors | Eric Dennis, Herschel Rabitz |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0208109 |
| URL | https://arxiv.org/abs/quant-ph/0208109 |
| DOI | 10.1103/PhysRevA.67.033401 |
| Journal | Phys. Rev. A 67, 033401 (2003) |
Abstract
The dynamics induced while controlling quantum systems by optimally shaped laser pulses have often been difficult to understand in detail. A method is presented for quantifying the importance of specific sequences of quantum transitions involved in the control process. The method is based on a ``beable'' formulation of quantum mechanics due to John Bell that rigorously maps the quantum evolution onto an ensemble of stochastic trajectories over a classical state space. Detailed mechanism identification is illustrated with a model 7-level system. A general procedure is presented to extract mechanism information directly from closed-loop control experiments. Application to simulated experimental data for the model system proves robust with up to 25% noise.
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"abstract": "The dynamics induced while controlling quantum systems by optimally shaped\nlaser pulses have often been difficult to understand in detail. A method is\npresented for quantifying the importance of specific sequences of quantum\ntransitions involved in the control process. The method is based on a\n``beable\u0027\u0027 formulation of quantum mechanics due to John Bell that rigorously\nmaps the quantum evolution onto an ensemble of stochastic trajectories over a\nclassical state space. Detailed mechanism identification is illustrated with a\nmodel 7-level system. A general procedure is presented to extract mechanism\ninformation directly from closed-loop control experiments. Application to\nsimulated experimental data for the model system proves robust with up to 25%\nnoise.",
"arxiv_id": "quant-ph/0208109",
"authors": [
"Eric Dennis",
"Herschel Rabitz"
],
"categories": [
"quant-ph"
],
"doi": "10.1103/PhysRevA.67.033401",
"journal_ref": "Phys. Rev. A 67, 033401 (2003)",
"title": "Beable trajectories for revealing quantum control mechanisms",
"url": "https://arxiv.org/abs/quant-ph/0208109"
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