Science Advances

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 V_OC 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. V_OC obtained at forward and backward scanning at different temperatures.

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