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Phys. Rev. A 71, 053409 (2005) [14 pages]

Higher-order resonances in a Stark decelerator

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Sebastiaan Y. T. van de Meerakker1,2, Nicolas Vanhaecke1, Hendrick L. Bethlem1,2, and Gerard Meijer1
1Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195 Berlin, Germany
2FOM—Institute for Plasmaphysics Rijnhuizen, Edisonbaan 14, 3439 MN Nieuwegein, The Netherlands

See Also: Erratum

Received 17 December 2004; published 26 May 2005

The motion of polar molecules can be controlled by time-varying inhomogeneous electric fields. In a Stark decelerator, this is exploited to select a fraction of a molecular beam that is accelerated, transported, or decelerated. Phase stability ensures that the selected bunch of molecules is kept together throughout the deceleration process. In this paper an extended description of phase stability in a Stark decelerator is given, including higher-order effects. This analysis predicts a wide variety of resonances that originate from the spatial and temporal periodicity of the electric fields. These resonances are experimentally observed using a beam of OH (2Π3∕2,v=0,J=3∕2) radicals passing through a Stark decelerator.

© 2005 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.71.053409
DOI:
10.1103/PhysRevA.71.053409
PACS:
33.80.Ps, 33.55.Be, 39.10.+j

See Also

Erratum: Sebastiaan Y. T. van de Meerakker, Nicolas Vanhaecke, Hendrick L. Bethlem, and Gerard Meijer, Erratum: “Higher-order resonances in a Stark decelerator” [Phys. Rev. A 71, 053409 (2005)], Phys. Rev. A 73, 029904 (2006).