Alpha-decay study of 218U; a search for the sub-shell closure at Z = 92 A. -P. Leppänen, J. Uusitalo, S. Eeckhaudt, T. Enqvist, K. Eskola, T. Grahn, F. P. Heßberger, P. T. Greenlees, P. Jones, R. Julin et al. (10 more) Eur. Phys. J. A, 25 3 (2005) 183-184 Published online: 22 June 2005 DOI: 10.1140/epjad/i2005-06-116-y