dorsal/arxiv
View SchemaHeating of trapped particles close to surfaces - Blackbody and beyond
| Authors | C. Henkel, M. Wilkens |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0005038 |
| URL | https://arxiv.org/abs/quant-ph/0005038 |
| Journal | acta phys. slov. 50 (2000) 293-304 |
Abstract
We discuss heating and decoherence in traps for ions and neutral particles close to metallic surfaces. We focus on simple trap geometries and compute noise spectra of thermally excited electromagnetic fields. If the trap is located in the near field of the substrate, the field fluctuations are largely increased compared to the level of the blackbody field, leading to much shorter coherence and life times of the trapped atoms. The corresponding time constants are computed for ion traps and magnetic traps. Analytical estimates for the size dependence of the noise spectrum are given. We finally discuss prospects for the coherent transport of matter waves in integrated surface waveguides.
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"abstract": "We discuss heating and decoherence in traps for ions and neutral particles\nclose to metallic surfaces. We focus on simple trap geometries and compute\nnoise spectra of thermally excited electromagnetic fields. If the trap is\nlocated in the near field of the substrate, the field fluctuations are largely\nincreased compared to the level of the blackbody field, leading to much shorter\ncoherence and life times of the trapped atoms. The corresponding time constants\nare computed for ion traps and magnetic traps. Analytical estimates for the\nsize dependence of the noise spectrum are given. We finally discuss prospects\nfor the coherent transport of matter waves in integrated surface waveguides.",
"arxiv_id": "quant-ph/0005038",
"authors": [
"C. Henkel",
"M. Wilkens"
],
"categories": [
"quant-ph"
],
"journal_ref": "acta phys. slov. 50 (2000) 293-304",
"title": "Heating of trapped particles close to surfaces - Blackbody and beyond",
"url": "https://arxiv.org/abs/quant-ph/0005038"
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