Coalescence process of monodispersed Co cluster assemblies D. L. Peng, T. J. Konno, K. Wakoh, T. Hihara and K. Sumiyama Eur. Phys. J. D, 16 1-3 (2001) 329-332 Published online: 15 September 2001 DOI: 10.1007/s100530170122