Science Advances

Supplementary Materials

This PDF file includes:

  • fig. S1. APV effect in lateral MAPbI3 solar cells.
  • fig. S2. Independence of the APV effect on light polarization directions.
  • fig. S3. APV effect in nonpolar CsPbBr3-based lateral perovskite solar cells.
  • fig. S4. I-V curves of electrically poled MAPbBr3 lateral solar cells at different temperatures.
  • fig. S5. Stabilities of the APV effect under dark and illuminating conditions.
  • fig. S6. Accelerated degradation of MAPbBr3 polycrystalline films by illumination and vacuuming.
  • fig. S7. Continuously formed over-bandgap VOC in MAPbBr3 solar cells.
  • fig. S8. Illustration of the GB broadening process caused by E-beam treatment.
  • fig. S9. Illustration of the proposed working mechanism for dispersed tunneling junction–induced APV effect.
  • fig. S10. Disappearance of APV effect induced by oxygen absorption.
  • table S1. VOC obtained at forward and backward scanning at different temperatures.

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