dorsal/arxiv
View SchemaReciprocity between Moduli and Phases in Time-Dependent Wave-Functions
| Authors | R. Englman, A. Yahalom, M. Baer |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0406217 |
| URL | https://arxiv.org/abs/quant-ph/0406217 |
| Journal | Physical Review A, 60, 3, 1802-1810 (1999) |
Abstract
For time (t) dependent wave functions we derive rigorous conjugate relations between analytic decompositions (in the complex t-plane) of the phases and of the log moduli. We then show that reciprocity, taking the form of Kramers-Kronig integral relations (but in the time domain), holds between observable phases and moduli in several physically important instances. These include the nearly adiabatic (slowly varying) case, a class of cyclic wave-functions, wave packets and non-cyclic states in an "expanding potential". The results exhibit the interdependence of geometric-phases and related decay probabilities. Several known quantum mechanical theories possess the reciprocity property obtained in the paper.
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"abstract": "For time (t) dependent wave functions we derive rigorous conjugate relations\nbetween analytic decompositions (in the complex t-plane) of the phases and of\nthe log moduli. We then show that reciprocity, taking the form of\nKramers-Kronig integral relations (but in the time domain), holds between\nobservable phases and moduli in several physically important instances. These\ninclude the nearly adiabatic (slowly varying) case, a class of cyclic\nwave-functions, wave packets and non-cyclic states in an \"expanding potential\".\nThe results exhibit the interdependence of geometric-phases and related decay\nprobabilities. Several known quantum mechanical theories possess the\nreciprocity property obtained in the paper.",
"arxiv_id": "quant-ph/0406217",
"authors": [
"R. Englman",
"A. Yahalom",
"M. Baer"
],
"categories": [
"quant-ph"
],
"journal_ref": "Physical Review A, 60, 3, 1802-1810 (1999)",
"title": "Reciprocity between Moduli and Phases in Time-Dependent Wave-Functions",
"url": "https://arxiv.org/abs/quant-ph/0406217"
},
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