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Phys. Rev. A 64, 061401(R) (2001) [4 pages]

Observation of cold state-selected cesium molecules formed by stimulated Raman photoassociation

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Bruno Laburthe Tolra, Cyril Drag, and Pierre Pillet*
Laboratoire Aimé Cotton, CNRS II, Bâtiment 505, Campus d’Orsay, 91405 Orsay Cedex, France

Received 13 October 2000; revised 3 April 2001; published 9 November 2001

We demonstrate the formation of cold ground-state Cs2 molecules (presumably in a single well-defined rovibrational level) by stimulated Raman photoassociation (PA) in a Cs vapor cell magneto-optical trap. Autler-Townes measurements allow us to precisely define the experimental conditions. The efficiency of the process is comparable to that of the formation of cold molecules obtained after spontaneous deexcitation of photoassociated molecules. Stimulated Raman PA should provide samples where the molecules are cold not only translationally, but are also in a selected rovibrational level.

© 2001 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.64.061401
DOI:
10.1103/PhysRevA.64.061401
PACS:
32.80.Pj, 33.20.-t, 34.20.-b

*Email address: pierre.pillet@lac.u-psud.fr