Dataset for Dual-focus hybrid metamaterial lens with continuously zoomable feature for elastic wave focusing

Readme For all code files please run with Matlab 2023 R2 or higher version. Function list of all uploaded files: Plate_RL_Dispersion.m: for calculating the dipersion curves of the given plate in certain thickness and certain material. Symmetric.m: auxiliary funtion of Plate_RL_Dispersion.m. bandgapcalculation.m: for visulize all unit bandgaps. solved_xd_newton.m: newtonian iterative deduction of diffraction foucus calulation (See appendix of the paper). transmissionRateCal.m: for calculate the transmission rate of a selected meta-unit. bandgap_cal.mph: Comsol Multiphysics file for calculation cell bandgap.