Influence of loss mechanisms on high Q whispering gallery mode (WGM) resonators suitable for RF applications

V. Silva Cortes, J. Binder, G. Fischer, A. Hagelauer

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

For a novel approach of resonators operating at radio frequencies (RF), extremely high quality factors (Q) in the order of Q > 100,000 are required. This work presents the impact on the Q-factors of the fundamental loss mechanisms of a micro-electro-mechanical systems (MEMS) resonator based on a disk structure working in radial bulk and whispering gallery modes (WGM). The theoretical feasibility of high Q is examined with finite element method (FEM) simulations. Thermoelastic damping (TED) and anchor losses are analyzed with FEM simulations, allowing to determine the dominant source of dissipation. Furthermore, the shortcomings of mechanical coupling in resonator arrays has been analyzed.

Original languageEnglish
Title of host publication2017 IEEE Electrical Design of Advanced Packaging and Systems Symposium, EDAPS 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-3
Number of pages3
ISBN (Electronic)9781538612385
DOIs
StatePublished - 2 Jul 2017
Externally publishedYes
Event2017 IEEE Electrical Design of Advanced Packaging and Systems Symposium, EDAPS 2017 - Haining, Zhejiang, China
Duration: 14 Dec 201716 Dec 2017

Publication series

Name2017 IEEE Electrical Design of Advanced Packaging and Systems Symposium, EDAPS 2017
Volume2018-January

Conference

Conference2017 IEEE Electrical Design of Advanced Packaging and Systems Symposium, EDAPS 2017
Country/TerritoryChina
CityHaining, Zhejiang
Period14/12/1716/12/17

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