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Co2Z型铁氧体材料复介电常数的温度稳定性研究
Temperature Stability Research for Complex Permittivity of Co2Z Hexaferrite Materials
【摘要】 采用普通陶瓷工艺制备了Co2Z型六角晶系材料,用网络分析仪测量了样品置于带线结构腔体中的S参数,并且计算出材料复介电常数的频散特性。研究了Co2Z型六角晶系铁氧体材料复介电常数ε*随温度变化的规律,从理论上对复介电常数ε*随温度变化特性进行了分析讨论。
【Abstract】 Co2Z hexaferrite materials have been prepa red with ordinary ceramic techniques. The samples were put in the str ip line cavity, then the S parameter was measured with network an alyzer. Characterization of the frequency dispersion of materials was c alculated. The complex permittivity ε* of Co2Z hexaferrite mate rials was studied with the change of temperature and was theoretically analyzed and discussed.
【关键词】 六角晶系;
铁氧体;
复介电常数;
温度稳定性;
【Key words】 hexaferrite; complex permittivity; temperature stability;
【Key words】 hexaferrite; complex permittivity; temperature stability;
【基金】 可靠性物理及其应用技术国家重点实验室资助
- 【文献出处】 功能材料 ,Journal of Functional Materials , 编辑部邮箱 ,2000年06期
- 【分类号】TM277
- 【被引频次】3
- 【下载频次】160