Defect passivation strategies in perovskite solar cells: roles, mechanisms and progress

Key Points

• Defect passivation significantly enhances the efficiency of perovskite solar cells, leading to improved stability.
• Incorporation of various passivation techniques has shown efficiency boosts of up to 30% in recent developments.
• Analysis of mechanisms reveals that effective defect passivation minimizes energy loss, which is crucial for overall performance.
• Understanding these strategies is essential for advancing solar technology and achieving higher power conversion efficiency.