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JOURNALS // Pis'ma v Zhurnal Èksperimental'noi i Teoreticheskoi Fiziki // Archive

Pis'ma v Zh. Èksper. Teoret. Fiz., 2002 Volume 76, Issue 5, Pages 328–332 (Mi jetpl2908)

This article is cited in 1 paper

ATOMS, SPECTRA, RADIATIONS

Confinement of atoms with nondegenerate ground states in a three-dimensional dissipative optical superlattice

I. V. Krasnov, S. P. Polyutov

Institute of Computational Modelling, Siberian Branch of the Russian Academy of Sciences, Krasnoyarsk

Abstract: Based on the developed kinetic theory of rectified radiative forces, we found sufficient conditions for purely optical (nonmagnetic) three-dimensional confinement and cooling of atoms with the $J=0\to J=1$ quantum transition in a weak field of mutually orthogonal bichromatic standing waves. We show that a deep stable atom localization of atoms in the cells of an effective light superlattice (with a spacing much larger than the light wavelength) can be achieved by controlling the phase shifts (time-difference phase) of the temporal oscillations in orthogonally polarized field components and by specially choosing the field parameters. The proposed scheme of purely optical confinement can be directly used for a large group of atoms like Yb isotopes and alkali-earth elements with even-even nuclei.

PACS: 32.80.-t, 42.50.Vk

Received: 15.07.2002


 English version:
Journal of Experimental and Theoretical Physics Letters, 2002, 76:5, 270–274

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