Title :
Cavity-Perturbation Measurement of Complex Permittivity and Permeability of Common Ferrimagnetics in Microwave-Frequency Range
Author :
Lin, Mi ; Duane, Megan H. ; Afsar, Mohammed N.
Author_Institution :
Dept. of Electr. & Comput. Eng., Tufts Univ., Medford, MA
Abstract :
This paper investigates complex permittivity and permeability of several commercially available yttrium iron garnet (YIG) and nickel-ferrite ceramics in the demagnetized state. The measurements were realized by using the rectangular cavity resonators in the frequency range 4.5-26.5 GHz
Keywords :
cavity resonators; ceramics; garnets; iron alloys; magnetic permeability measurement; permittivity measurement; yttrium alloys; 4.5 to 26.5 GHz; Y3Fe5O12; cavity-perturbation measurement; complex permeability; complex permittivity; ferrimagnetics; microwave-frequency range; nickel-ferrite ceramics; rectangular cavity resonators; yttrium iron garnet; Ceramics; Demagnetization; Ferrimagnetic materials; Frequency measurement; Garnets; Iron; Microwave measurements; Permeability measurement; Permittivity measurement; Yttrium; Cavity perturbation; complex permeability; complex permittivity; ferrites; magnetic resonance;
Journal_Title :
Magnetics, IEEE Transactions on
DOI :
10.1109/TMAG.2006.879885
