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The acoustic wave modes shapes and their y-component of displacement. (a) Resonance of Rayleigh mode at 1.167 GHz; (b) Anti-resonance of Rayleigh mode at 1.172 GHz; (c) Resonance of Sezawa mode at 1.2 GHz. (d) Anti-resonance of Sezawa mode at 1.214 GHz.
