In this study. we design and demonstrate an Asymmetrical Impedance Meta-surface (AIM). developed from Helmholtz resonators with variable internal coiling structures. to generate an asymmetrical acoustic field. https://www.roneverhart.com/Toshiba-AL13SX-AL13SXB30EN-300GB-15K-RPM-SAS-12Gb-s-512n-128MB-2-5-Hard-Drive/