Increase of Saturation Magnetization of Ba Ferrite Films Deposited by Adding Xe Into Sputtering Gas Mixture K. Noma, N. Matsushita, S. Nakagawa and M. Naoe J. Phys. IV France, 07 C1 (1997) C1-487-C1-488 DOI: 10.1051/jp4:19971198