DocumentCode
2661737
Title
A novel mode-identification technique for material characterization using whispering-gallery-mode resonators
Author
Kheir, M.S. ; Hammad, H.F. ; Omar, A.
Author_Institution
Fac. of Inf. Eng. & Technol., German Univ. in Cairo, Cairo, Egypt
fYear
2010
fDate
20-22 Oct. 2010
Firstpage
1
Lastpage
4
Abstract
A novel mode-identification approach for permittivity measurement using traveling-wave (TW) whispering-gallery-mode (WGM) resonators is proposed. This approach is based on extracting the attenuation and coupling coefficients of the resonator directly from the measured complex insertion loss values. From both coefficients, the modal index of the resonance frequency will be easily identified. This approach is applied to an implemented K-band dielectric resonator where excellent results are obtained.
Keywords
dielectric resonators; permittivity measurement; whispering gallery modes; K-band dielectric resonator; attenuation coefficient; complex insertion loss values; coupling coefficient; material characterization; modal index; mode-identification technique; permittivity measurement; resonance frequency; traveling-wave whispering-gallery-mode resonators; Antennas; Dielectric Resonators; Permittivity Measurement; Whispering-Gallery Modes;
fLanguage
English
Publisher
ieee
Conference_Titel
Antennas and Propagation (MECAP), 2010 IEEE Middle East Conference on
Conference_Location
Cairo
Print_ISBN
978-1-61284-903-4
Type
conf
DOI
10.1109/MECAP.2010.5724203
Filename
5724203
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