作者: Yoji Nakamura , Masayuki Shiga , Naomoto Shikazono
DOI: 10.1143/JPSJ.19.1177
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摘要: By means of the Mossbauer effect intenal magnetic fields at iron atom in invar-type iron-nickel alloys were measured using fine powdered samples which γ→α martensitic transformation can be suppressed. The absorption spectra 30 and 32% have a marked feature that paramagnetic line coexists with normal ferromagnetic ones even liquid nitrogen temperature is well below Curie temperature. field was found to nearly constant 330 kOe over composition range sharp decrease saturation magnetization around semiquantitatively explained when both intensities lines are taken into consideration.