Ferromagnetic resonance study of sputtered Co|Ni multilayers J.-M.L. Beaujour, W. Chen, K. Krycka, C.-C. Kao, J. Z. Sun and A. D. Kent Eur. Phys. J. B, 59 4 (2007) 475-483 Published online: 14 March 2007 DOI: 10.1140/epjb/e2007-00071-1