dorsal/arxiv
View SchemaField quantization in inhomogeneous absorptive dielectrics
| Authors | L. G. Suttorp, M. Wubs |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0407045 |
| URL | https://arxiv.org/abs/quant-ph/0407045 |
| DOI | 10.1103/PhysRevA.70.013816 |
| Journal | Physical Review A 70 (2004)013816 |
Abstract
The quantization of the electromagnetic field in a three-dimensional inhomogeneous dielectric medium with losses is carried out in the framework of a damped-polariton model with an arbitrary spatial dependence of its parameters. The equations of motion for the canonical variables are solved explicitly by means of Laplace transformations for both positive and negative time. The dielectric susceptibility and the quantum noise-current density are identified in terms of the dynamical variables and parameters of the model. The operators that diagonalize the Hamiltonian are found as linear combinations of the canonical variables, with coefficients depending on the electric susceptibility and the dielectric Green function. The complete time dependence of the electromagnetic field and of the dielectric polarization is determined. Our results provide a microscopic justification of the phenomenological quantization scheme for the electromagnetic field in inhomogeneous dielectrics.
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"abstract": "The quantization of the electromagnetic field in a three-dimensional\ninhomogeneous dielectric medium with losses is carried out in the framework of\na damped-polariton model with an arbitrary spatial dependence of its\nparameters. The equations of motion for the canonical variables are solved\nexplicitly by means of Laplace transformations for both positive and negative\ntime. The dielectric susceptibility and the quantum noise-current density are\nidentified in terms of the dynamical variables and parameters of the model. The\noperators that diagonalize the Hamiltonian are found as linear combinations of\nthe canonical variables, with coefficients depending on the electric\nsusceptibility and the dielectric Green function. The complete time dependence\nof the electromagnetic field and of the dielectric polarization is determined.\nOur results provide a microscopic justification of the phenomenological\nquantization scheme for the electromagnetic field in inhomogeneous dielectrics.",
"arxiv_id": "quant-ph/0407045",
"authors": [
"L. G. Suttorp",
"M. Wubs"
],
"categories": [
"quant-ph"
],
"doi": "10.1103/PhysRevA.70.013816",
"journal_ref": "Physical Review A 70 (2004)013816",
"title": "Field quantization in inhomogeneous absorptive dielectrics",
"url": "https://arxiv.org/abs/quant-ph/0407045"
},
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