Science Advances

Supplementary Materials

This PDF file includes:

  • Section S1. Designing piezoelectric metamaterials with normal-strain mode
  • Section S2. Designing piezoelectric metamaterials with shear-strain mode
  • Section S3. Piezoelectric metamaterials composed of multiple meta-atoms
  • Section S4. FEM simulation details
  • Section S5. Experimental verification details
  • Section S6. Arrayed metamaterials with enhanced performance
  • Section S7. Design of neotype co-firing multilayer shear-mode actuators
  • Fig. S1. d34 mode piezoelectric metamaterials composed of various numbers of meta-atoms.
  • Fig. S2. Specimen photographs of all seven kinds of piezoelectric metamaterials.
  • Fig. S3. Test system for measuring effective displacement outputs of metamaterials.
  • Fig. S4. Displacement responses to electric field of other five kinds of metamaterials.
  • Fig. S5. Arrayed shear-mode metamaterials with in-plane arrangement way.
  • Fig. S6. Preparation processes of neotype co-firing shear-mode multilayer actuator.
  • Table S1. Schematic diagrams and definition formulas for calculating all effective piezoelectric coefficients.

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