Levitation of spinor Bose-Einstein condensates: Macroscopic manifestation of the Franck-Condon effectK. Nakamura, A. Kohi, H. Yamasaki, V. M. Pérez-García and V. V. KonotopEPL, 80 5 (2007) 50005DOI: https://doi.org/10.1209/0295-5075/80/50005