Science Advances

Supplementary Materials

This PDF file includes:

  • Methods: FEA
  • Methods: Electromagnetic simulations
  • fig. S1. Experimental and FEA results of a 3D trilayer tree microstructure in epoxy.
  • fig. S2. Process of deterministic assembly of 3D multilayer structures using mechanical cutting techniques and illustrative examples.
  • fig. S3. FEA results for maximum out-of-plane displacements (dout-of-plane) at different layers versus the prestrain in the substrate.
  • fig. S4. Experimental and FEA results of multilayer plastic structures with fully separated configurations.
  • fig. S5. Experimental and FEA results of multilayer plastic structures with assist features.
  • fig. S6. FEA results on the strain distributions, with magnified views near the folding creases.
  • fig. S7. Schematic illustration and computed results for the folding angle and normal contact force as a function of prestrain for the 3D blooming flower.
  • fig. S8. Illustration of the design and additional results for the partially collapsed arrays of Dominoes.
  • fig. S9. Designs and copper/PET structures assembled from interwoven, multilayer, 2D precursors.
  • fig. S10. Computational studies of fully separated mesostructures consisting of parallel straight ribbons.
  • fig. S11. Experimental and FEA results of plastic and plastic/metal structures with coherently coupled multilayers, assembled with use of uniaxial prestrain.
  • fig. S12. Experimental and FEA results of plastic structures with coherently coupled multilayers, assembled with use of biaxial prestrain.
  • fig. S13. Measured and computed results of resistance of the 3D spiral NFC device and the effect of substrate on the Q factor and inductances.
  • fig. S14. Circuit diagram and measured results of the 3D coil used to wirelessly power a red LED through the matching capacitor and NFC chip.
  • fig. S15. Computed results of inductance dependences on three key design parameters.

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Other Supplementary Material for this manuscript includes the following:

  • move S1 (.mp4 format). Video of the assembly process guided by compressive buckling for two four-layer tree structures made of bilayers consisting of copper (1 μm) and PET (50 μm).

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