Design of a resonant Luneburg lens for surface acoustic waves
(2020)
Journal Article
© 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.