Science Advances

Supplementary Materials

This PDF file includes:

  • Supplementary Methods
  • fig. S1. Material density of the graphene assembly as a function of elevated pressure.
  • fig. S2. The total volume of the 3D graphene assembly as functions of the applied strain.
  • fig. S3. The atomic stress (σxx) distribution in the 3D graphene assembly under a tensile loading test.
  • fig. S4. The processes of building a gyroid graphene structure from three steps.
  • fig. S5. Stress-strain curves of tensile and compressive tests on gyroid graphene.
  • fig. S6. Snapshots of tensile and compressive tests with different strains on gyroid graphene.
  • fig. S7. Stress-strain curves of tensile and compressive tests for 3D-printed gyroid samples.
  • fig. S8. Experimental snapshots of the tensile and compressive tests on 3D-printed samples.
  • table S1. Summary of the mechanical properties of different 3D graphene assemblies.
  • table S2. Summary of the mechanical properties of different gyroid graphene structures.
  • table S3. Summary of the mechanical properties of different 3D-printed gyroid structures obtained from experiments.

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