5 GHz lithium niobate MEMS resonators with high FoM of 153

Yansong Yang*, Anming Gao, Ruochen Lu, Songbin Gong

*Corresponding author for this work

Research output: Chapter in Book/Conference Proceeding/ReportConference Paper published in a bookpeer-review

117 Citations (Scopus)

Abstract

This paper reports on the demonstration of a new class of super-high frequency (SHF) microelectromechanical system (MEMS) resonators operating in the 5 GHz range. SHF resonances have been achieved using the first order antisymmetric (A1) mode, which features a phase velocity exceeding 10000 m/s in ion-sliced and suspended Z-cut Lithium Nio-bate (LiNbO3) thin films. The fabricated device has demonstrated a high electromechanical coupling (kt2) of 29% and a high quality factor (Q) of 527 simultaneously. Consequently, this work marks the first time that MEMS resonators at SHF were demonstrated with an extremely high figure of merit (FoM= kt2Q) of 153. The SHF operation and high FoM of these A1 mode devices have showcased their potential as the key building blocks for future SHF front-end filters and multiplexers.

Original languageEnglish
Title of host publication2017 IEEE 30th International Conference on Micro Electro Mechanical Systems, MEMS 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages942-945
Number of pages4
ISBN (Electronic)9781509050789
DOIs
Publication statusPublished - 23 Feb 2017
Externally publishedYes
Event30th IEEE International Conference on Micro Electro Mechanical Systems, MEMS 2017 - Las Vegas, United States
Duration: 22 Jan 201726 Jan 2017

Publication series

NameProceedings of the IEEE International Conference on Micro Electro Mechanical Systems (MEMS)
ISSN (Print)1084-6999

Conference

Conference30th IEEE International Conference on Micro Electro Mechanical Systems, MEMS 2017
Country/TerritoryUnited States
CityLas Vegas
Period22/01/1726/01/17

Bibliographical note

Publisher Copyright:
© 2017 IEEE.

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