Science Advances

Supplementary Materials

The PDF file includes:

  • Note S1. Quantitative characterization of the metamaterial fiber stress-strain behavior.
  • Note S2. Full derivation of model.
  • Fig. S1. Detailed schematic of metamaterial fiber behavior.
  • Fig. S2. Stress-strain curves for Ga-only, SEBS-only, and Ga-SEBS fibers.
  • Fig. S3. Linear regression of aggregated stress-strain data from metamaterial fibers.
  • Fig. S4. Scalability of metamaterial fibers.
  • Fig. S5. Simultaneous straining of two metamaterial fibers.
  • Fig. S6. Metamaterial fiber composed of a gallium core and a silicone polymer shell.
  • Fig. S7. Second-order polynomial regression for a hollow SEBS fiber.
  • Fig. S8. Optical images of a relaxed metamaterial after straining.
  • Table S1. Comparison of mechanical properties with SDs, 95% confidence intervals, and sample sizes.
  • Legends for movies S1 to S3

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Other Supplementary Material for this manuscript includes the following:

  • Movie S1 (.mp4 format). Elongation of a metamaterial fiber.
  • Movie S2 (.mp4 format). Slipping mechanism for the formation of polymer bridges.
  • Movie S3 (.mp4 format). Demonstration of a metamaterial fiber.

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