Science Advances

Supplementary Materials

This PDF file includes:

  • fig. S1. Transmittance spectra of the msTENG.
  • fig. S2. Short-circuit current curve of the msTENG under various working frequencies.
  • fig. S3. Durability test of the msTENG during 10,000 working cycles.
  • fig. S4. The voltage distribution on the sensor under different displacements by FEM simulation in Fig. 2C.
  • fig. S5. Principle of EOG measurement.
  • fig. S6. Main circuit diagrams for conditioning signal from TENG.
  • fig. S7. Virtual full keyboard with grouping strategy.
  • fig. S8. Process flow of the typing system.
  • table S1. Query table for eye blink typing.
  • table S2. Success rate of the eye blink typing test.
  • Legends for movies S1 to S4

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Other Supplementary Material for this manuscript includes the following:

  • movie S1 (.wmv format). Demonstration of the msTENG in controlling a table lamp.
  • movie S2 (.wmv format). Demonstration of the msTENG in controlling an electric fan.
  • movie S3 (.wmv format). Demonstration of the msTENG in controlling a doorbell.
  • movie S4 (.wmv format). Demonstration of the msTENG-based hands-free wireless typing system.

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