Science Robotics

Supplementary Materials

The PDF file includes:

  • Supplementary Text
  • Fig. S1. ISWs emulating the optimized capturing strategies of spiders.
  • Fig. S2. Fabrication process of an ISW.
  • Fig. S3. Magnified image of an ISW.
  • Fig. S4. Anti-dehydration capability of ISWs under harsh conditions.
  • Fig. S5. Exploded view of orb spiderwebs.
  • Fig. S6. Stress-strain curve of tensile test.
  • Fig. S7. Equivalent circuit of electrostatic adhesion capturing.
  • Fig. S8. Leakage current of ISW.
  • Fig. S9. Breakdown voltages of ISW.
  • Fig. S10. Dielectric breakdown behavior of ISW.
  • Fig. S11. Problem definition for deriving mathematical expression of electrostatic adhesion force.
  • Fig. S12. Schematic describing the effect of static objects around the ISW.
  • Fig. S13. Experimental results describing the effect of static objects around the ISW.
  • Fig. S14. Induced voltage when a target contacts ISW.
  • Fig. S15. Induced voltages measured with various resistances of external loads and approaching speeds of a target.
  • Fig. S16. Demonstration of electrostatic induction sensing under practical conditions.
  • Table S1. Tensile mechanical properties of spiderwebs and ISWs.
  • Legends for movies S1 to S8
  • References (4345)

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Other Supplementary Material for this manuscript includes the following:

  • Movie S1 (.mp4 format). Slingshot cleaning of spiders.
  • Movie S2 (.mp4 format). Measurement of electrostatic adhesion force.
  • Movie S3 (.mp4 format). Stretchable electrostatic adhesion net.
  • Movie S4 (.mp4 format). Test of contamination.
  • Movie S5 (.mp4 format). Sensing by electrostatic induction.
  • Movie S6 (.mp4 format). Measurement of vibration amplitude.
  • Movie S7 (.mp4 format). Cleaning by electrostatic vibration.
  • Movie S8 (.mp4 format). Ionic spiderwebs.

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