Determination of leaky SAW propagation, reflection and coupling on LiTaO3

U. Roesler, D. Cohrs, A. Dietz, G. Fischerauer, W. Ruile, P. Russer, R. Weigel

Research output: Contribution to journalConference articlepeer-review

12 Scopus citations

Abstract

For the common LSAW cut 36°rotYX-LiTaO3 quantitative information about propagation, reflection and coupling has been theoretically determined with the Finite Element Method (FEM). The FEM results have been validated by both comparison with other theories and measurements. The electro-mechanical coupling coefficient k2 and its dependence on metalization height, aperture and number of electrodes has been evaluated by measurement campaigns. We found k2 values between 6 and 9%.

Original languageEnglish
Pages (from-to)247-250
Number of pages4
JournalProceedings - IEEE Ultrasonics Symposium
Volume1
StatePublished - 1995
Externally publishedYes
EventProceedings of the 1995 IEEE Ultrasonics Symposium. Part 1 (of 2) - Seattle, WA, USA
Duration: 7 Nov 199510 Nov 1995

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