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Design of a resonant Luneburg lens for surface acoustic waves (2020)
Journal Article
Fuentes-Domínguez, R., Yao, M., Colombi, A., Dryburgh, P., Pieris, D., Jackson-Crisp, A., Colquitt, D., Clare, A., Smith, R. J., & Clark, M. (2021). Design of a resonant Luneburg lens for surface acoustic waves. Ultrasonics, 111, Article 106306. https://doi.org/10.1016/j.ultras.2020.106306

© 2020 In this work we employ additive manufacturing to print a circular array of micropillars on an aluminium slab turning its top surface into a graded index metasurface for surface acoustic waves (SAW). The graded metasurface reproduces a Luneburg... Read More about Design of a resonant Luneburg lens for surface acoustic waves.

Tailored elastic surface to body wave Umklapp conversion (2020)
Journal Article
Chaplain, G. J., De Ponti, J. M., Colombi, A., Fuentes-Dominguez, R., Dryburg, P., Pieris, D., …Craster, R. V. (2020). Tailored elastic surface to body wave Umklapp conversion. Nature Communications, 11(1), Article 3267. https://doi.org/10.1038/s41467-020-17021-x

© 2020, The Author(s). Elastic waves guided along surfaces dominate applications in geophysics, ultrasonic inspection, mechanical vibration, and surface acoustic wave devices; precise manipulation of surface Rayleigh waves and their coupling with pol... Read More about Tailored elastic surface to body wave Umklapp conversion.

Performance Verification of a Flexible Vibration Monitoring System (2020)
Journal Article
Bointon, P., Todhunter, L., Clare, A., & Leach, R. (2020). Performance Verification of a Flexible Vibration Monitoring System. Machines, 8(1), 3. https://doi.org/10.3390/machines8010003

The performance of measurement or manufacturing systems in high-precision applications is dependent upon the dynamics of the system, as vibration can be a significant contributor to the measurement uncertainty and process variability. Technologies ma... Read More about Performance Verification of a Flexible Vibration Monitoring System.