Dopamine-induced passivation of SnO2 interfaces for suppressing ion migration and hysteresis in carbon-based perovskite solar cells

Key Points

• Reduced ion migration is observed in perovskite solar cells with dopamine treatment, enhancing efficiency.
• Passivation of SnO2 interfaces with dopamine resulted in decreased hysteresis, improving solar cell performance.
• Assessment using interface analysis techniques indicated significant improvements in device stability.
• This finding suggests potential advancements for carbon-based solar cells, highlighting the role of dopamine in interface engineering.