dorsal/arxiv
View SchemaMeasurement of the electric polarizability of lithium by atom interferometry
| Authors | Alain Miffre, Marion Jacquey, Matthias Buchner, Gérard Trenec, Jacques Vigue |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0506106 |
| URL | https://arxiv.org/abs/quant-ph/0506106 |
| DOI | 10.1103/PhysRevA.73.011603 |
Abstract
We have built an atom interferometer and, by applying an electric field on one of the two interfering beams, we have measured the static electric polarizability of lithium with a 0.66 % uncertainty. Our experiment is similar to an experiment done on sodium in 1995 by D. Pritchard and co-workers, with several improvements: the electric field can be calculated analytically and our phase measurements are very accurate. This experiment illustrates the extreme sensitivity of atom interferometry: when the atom enters the electric field, its velocity increases and the fractional change, equal to 4 x 10^(-9) for our largest field, is measured with a 10^(-3) accuracy.
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"abstract": "We have built an atom interferometer and, by applying an electric field on\none of the two interfering beams, we have measured the static electric\npolarizability of lithium with a 0.66 % uncertainty. Our experiment is similar\nto an experiment done on sodium in 1995 by D. Pritchard and co-workers, with\nseveral improvements: the electric field can be calculated analytically and our\nphase measurements are very accurate. This experiment illustrates the extreme\nsensitivity of atom interferometry: when the atom enters the electric field,\nits velocity increases and the fractional change, equal to 4 x 10^(-9) for our\nlargest field, is measured with a 10^(-3) accuracy.",
"arxiv_id": "quant-ph/0506106",
"authors": [
"Alain Miffre",
"Marion Jacquey",
"Matthias Buchner",
"G\u00e9rard Trenec",
"Jacques Vigue"
],
"categories": [
"quant-ph"
],
"doi": "10.1103/PhysRevA.73.011603",
"title": "Measurement of the electric polarizability of lithium by atom interferometry",
"url": "https://arxiv.org/abs/quant-ph/0506106"
},
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