Enhancement of longitudinal Kerr rotation in Fe/Al2O3 composite multilayers A. Bourzami, O. Lenoble, J. F. Bobo, A. Layadi and M. Piecuch Eur. Phys. J. AP, 20 1 (2002) 9-14 Published online: 01 October 2002 DOI: 10.1051/epjap:2002070