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摘要:
The particles of Fe3N and Fe4N were synthesized by the solid-gas reaction method. The effects of process parameters on the products such as the ratio of NH3/H2, the reaction temperature and the holding time of reaction temperature were investigated. The pure Fe3N and Fe4N compounds in particle form were obtained basing on the investigation. The permeability and permittivity of Fe3N and Fe4N were measured by vector network analyzer. Comparison results show that when the frequency ranges from 1MHz to 1GHz, the permeability of Fe3N and Fe4N is lower than that of ferrite, but the permittivity is higher than that of ferrite, and the electromagnetic characteristics of Fe4N are better than that of Fe3N.
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来源 :
Journal of Functional Materials
ISSN: 1001-9731
年份: 2010
期: 4
卷: 41
页码: 604-606,609