Science Advances

Supplementary Materials

This PDF file includes:

  • Fig. S1. Typical output performance of BD-TENG.
  • Fig. S2. In vitro degradation of BDPs and metal electrode.
  • Fig. S3. Water contact angle test of selected BDPs.
  • Fig. S4. Bright-field microscope image of tissue fluid smears without any stain.
  • Fig. S5. Calculated distribution of the EF of the stimulation device via finite element method (assuming that the input voltage of BD-TENG was 1 V).
  • Fig. S6. A larger view of nerve cells cultured on the electrodes.

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