Comparative investigation of 39K and 40K trap loss rates: alternative loss channel at low light intensitiesG. Modugno, G. Roati, M. Inguscio, M. S. Santos, G. D. Telles, L. G. Marcassa and V. S. BagnatoEur. Phys. J. D, 23 3 (2003) 409-413DOI: https://doi.org/10.1140/epjd/e2003-00059-y