Investigation of di-nuclear systems as entrance channel to fusion S. Heinz, V. Comas, S. Hofmann, D. Ackermann, J. Heredia, F. P. Heßberger, J. Khuyagbaatar, B. Kindler, B. Lommel and R. Mann Eur. Phys. J. A, 43 2 (2010) 181-184 Published online: 23 January 2010 DOI: 10.1140/epja/i2010-10914-2