Line width of an atom laser |
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| Authors: | M. Köhl T.W. Hänsch T. Esslinger |
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| Affiliation: | (1) Institute for Quantum Electronics, ETH Zürich, 8093 Zürich, Switzerland, CH;(2) University of Munich, Schellingstrasse 4/III, 80799 München, Germany, DE |
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| Abstract: | We describe the measurement of the line width of an atom laser beam extracted from a Bose–Einstein condensate. Using a novel magnetic resonance imaging technique, we find that the energy width of the atom laser beam is Fourier-limited by the duration of the output-coupling process. Received: 25 July 2002 / Revised version: 28 October 2002 / Published online: 26 February 2003 RID="*" ID="*"Corresponding author. Fax: +41-1/633-1254, E-mail: koehl@iqe.phys.ethz.ch |
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| Keywords: | PACS: 03.75.Fi 03.75.Dg 07.77.Gx 32.80.-t |
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