Manipulation of spin-polarized atoms in an optical dipole-force trap M. Zielonkowski, I. Manek, U. Moslener, P. Rosenbusch and R. Grimm Europhys. Lett., 44 6 (1998) 700-706 Published online: 01 September 2002 DOI: 10.1209/epl/i1998-00528-3