Buffer gas cooling and trapping of atoms with small effective magnetic moments J. G. E. Harris, R. A. Michniak, S. V. Nguyen, N. Brahms, W. Ketterle and J. M. Doyle Europhys. Lett., 67 2 (2004) 198-204 Published online: 01 July 2004 DOI: 10.1209/epl/i2004-10059-y