Note: Tunable overlapping half-ring resonator

H. Torun, S. Sadeghzadeh, A. D. Yalcinkaya

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)

Abstract

A unique tunable microwave resonator with a pair of half-rings is introduced and validated by experimental data. The capacitive gap between the overlapping areas can be controlled accurately using a magnetic actuator for tunability. The design geometry is scalable to cover different bands of electromagnetic spectrum. Transmission characteristics of the resonators have been modeled using finite-element analysis and have been measured. The experimental results indicate the resonant frequency can be controlled with a resolution of a few MHz in a tuning range of 38%. The resonator exhibits sharp transmission dips within the tuning range with measured quality factors larger than 2500.

Original languageEnglish
Article number106107
JournalReview of Scientific Instruments
Volume84
Issue number10
DOIs
Publication statusPublished - 17 Oct 2013
Externally publishedYes

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