TY - JOUR AU - Wang, H AU - Nikolov, A AU - Ensher, J AU - Gould, P AU - Eyler, E AU - Stawlley, W AU - Burke, J C2 - Physical Review A (Atomic, Molecular and Optical Physics) DA - 2000-01-01 00:01:00 LA - en M1 - 62 PB - Physical Review A (Atomic, Molecular and Optical Physics) PY - 2000 TI - Ground State Scattering Lengths for Potassium Isotopes Determined by Double-Resonance Photoassociative Spectroscopy of Ultracold 39K ER -