Multi-Frequency Resonant Measurements of the Complex Permittivity and Initial Permeability of Barium Ferrite Ceramic
- Resource Type
- Conference
- Authors
- Krupka, Jerzy; Pacewicz, Adam; Salski, Bartlomiej; Prusak, Damian; Magalski, Adam
- Source
- 2023 IEEE/MTT-S International Microwave Symposium - IMS 2023 Microwave Symposium - IMS 2023, 2023 IEEE/MTT-S International. :490-492 Jun, 2023
- Subject
- Components, Circuits, Devices and Systems
Computing and Processing
Engineering Profession
Fields, Waves and Electromagnetics
Photonics and Electrooptics
Microwave measurement
Permittivity measurement
Resonant frequency
Permeability measurement
Dielectric loss measurement
Frequency measurement
Permeability
ferrite
barium compounds
permeability measurement
dielectric loss
magnetic loss
cavity resonators
- Language
- ISSN
- 2576-7216
The complex permittivity and complex initial permeability of barium ferrite ceramic rods have been measured at multiple frequencies in the 4-18 GHz range employing a cylindrical TM 0n0 mode cavity and five different TE011 dielectric resonators. The imaginary parts were found to be in the 10 -4 – 10 -3 range, which is much lower than those given in literature data, apparently due to limited resolution of transmission/reflection methods. The obtained results are well-described by a two-resonance permeability model.