METHOD OF NON-DESTRUCTIVE MEASURING OF SATURATION MAGNETIZATION AND ANISOTROPY CONSTANT OF FERROMAGNETIC FILMS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to u0440u0430u0434u0438u043eu044du043bu0435u043au0442u0440u043eu043du0438u043au0435 and electronic engineering and can be used in the measurement of parameters of ferromagnetic films as in the equi u0437u0432u043eu0434u0441u0442u0432u0430, and in the manufacture of film spin wave microwave appliances.the essence of the method u0437u0430u043au043bu044eu0447u0430u0435u0442u0441u00a0 that spin waves excite microwave variable magnetic field simultaneously in two u043eu0431u043bu0430u0441u0442u00a0u0445 at u0444u0435u0440u0440u043eu043cu0430u0433u043du0438u0442u043du043eu0439 u043fu043bu0435u043du043a and with each orientation u043fu043eu0441u0442u043eu00a0u043du043du043eu0433u043e magnetic u043fu043eu043bu00a0 u0438u0437u043cu0435u0440u00a0u044eu0442 frequency u0441u043fu0438u043du043eu0432u044bu0445 waves corresponding to minimize frequency dependence of high frequency poweru0438u0441u0441u043bu0435u0434u0443u0435u043cu043eu0442u043e reflected from the sample and the expected parameters of the film u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 on u0437u043du0430u0447u0435u043du0438u00a0u043c frequencies measured by dispersing u0441u043eu043eu0442u043du043eu0448u0435u043du0438u0439.2 il.