Trapping metastable chromium atoms in a crossed optical dipole trap Q. Beaufils, R. Chicireanu, A. Pouderous, B. Laburthe-Tolra, E. Maréchal, L. Vernac, J.-C. Keller and O. Gorceix Ann. Phys. Fr., 32 2-3 (2007) 171-173 Published online: 23 May 2008 DOI: 10.1051/anphys:2008035