Propagation of Upward and Downward Interface Acoustic Waves in Fused Silica/ZnO/SU-8/Fused Silica-Based Structures
Cinzia Caliendo, Massimiliano Benetti, Domenico Cannatà, Farouk Laidoudi · 2025
Read Propagation of Upward and Downward Interface Acoustic Waves in Fused Silica/ZnO/SU-8/Fused Silica-Based Structures by Cinzia Caliendo, Massimiliano Benetti, Domenico Cannatà, Farouk Laidoudi (2025) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-12787756.txt.
Description
Cinzia Caliendo, Massimiliano Benetti, Domenico Cannata, and Farouk Laidoudi study, in a 2025 paper, sound waves that run along a seam in a stacked material. The stack joins fused silica, zinc oxide, a glue layer called SU-8, and fused silica once more. Seam waves can serve in small sound parts, such as sensors and fluid chips. A 2D computer model showed that the glue layer's depth sets how many wave modes run, how much they fade, and where their fields sit. That layer also lets waves run in two opposed senses, up and down the seam.
The team built test lines in the same stack and read the waves that ran. Three modes showed up, which matched the model well. Two were the base modes in each sense; the third was a leaky second mode. The match backs new multi-tone sound parts for harsh sites.
Catalog record
| CREATOR | Cinzia Caliendo, Massimiliano Benetti, Domenico Cannatà, Farouk Laidoudi |
|---|---|
| YEAR | 2025 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 41 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |