{"id":1144,"date":"2026-04-01T10:42:00","date_gmt":"2026-04-01T01:42:00","guid":{"rendered":"https:\/\/www.muratasoftware.com\/en_wacul_new\/fwp-new-wacul\/?post_type=case&#038;p=1144"},"modified":"2026-08-24T16:36:05","modified_gmt":"2026-08-24T07:36:05","slug":"ray005","status":"publish","type":"case","link":"https:\/\/www.muratasoftware.com\/en\/case\/ray005\/","title":{"rendered":"Surface wave propagation"},"content":{"rendered":"\n<figure class=\"wp-block-table blockPattern__table\"><table><thead><tr><th>General<\/th><th>Surface waves that are generated by interdigitated array electrodes on a piezoelectric body are analyzed.<\/th><\/tr><\/thead><tbody><tr><td>Analysis Model<\/td><td>Electrodes are periodically arranged on the upper left corner of the piezoelectric body. Lithium Tantalate (LiTa03), which is a piezoelectric material, is set to the body. AC voltage of 1 GHz is applied to the electrodes. Open boundaries are set on the bottom and right faces of the body for suppression of reflection waves.<\/td><\/tr><tr><td>Result<\/td><td>Surface waves are generated at the electrodes that are periodically arranged, and propagate towards the right corner of the piezoelectric body.<br>The contour diagram shows the magnitude of displacement. The deformation diagram shows the adjusted deformation for better visualization.<br><br>Please see Femtet official YouTube Channel where you can see the movie of this example.<br>Click&nbsp;<a href=\"https:\/\/youtu.be\/4zewE_WOuo0\"><strong>here<\/strong><\/a>!<\/td><\/tr><tr><td>Keywords<\/td><td>Surface Acoustic Waves (SAW), Interdigital Transducers (IDTs), Piezoelectric Substrates, SAW Device Design, Wave Propagation Analysis, High-Frequency Analysis, RF Filters, Piezoelectric-Acoustic Coupled Analysis<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6abb6cb51d306&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6abb6cb51d306\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"540\" 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