Study of 227Th in the 226Ra(α,3n) reaction J. Manns, J. Gröger, C. Günther, U. Müller, T. Weber and J. de Boer Eur. Phys. J. A, 3 3 (1998) 263-270 Published online: 15 November 1998 DOI: 10.1007/s100500050176