Performance evaluation of metal-doped X-TiO2 electron transport layers in perovskite solar cell devices: a review

Key Points

• Performance evaluation shows that metal-doped X-TiO2 layers can enhance electron transport efficiency significantly.
• Key evidence suggests these layers can increase device efficiency up to 20% compared to standard transport materials.
• This review analyzes current findings on metal-doped electron transport layers in perovskite solar cells.
• Performance improvements may lead to more cost-effective and efficient solar energy solutions.