Accumulation of chromium metastable atoms into an optical trap R. Chicireanu, Q. Beaufils, A. Pouderous, B. Laburthe-Tolra, É. Maréchal, L. Vernac, J.-C. Keller and O. Gorceix Eur. Phys. J. D, 45 2 (2007) 189-195 Published online: 01 August 2007 DOI: 10.1140/epjd/e2007-00245-y