Antisolvent seeding of self-assembled monolayers for flexible monolithic perovskite/Cu(In,Ga)Se<sub>2</sub> tandem solar cells

Nature Energy, Published online: 18 April 2025; doi:10.1038/s41560-025-01760-6The uneven surfaces of copper indium gallium selenide (CIGS) solar cells pose challenges for depositing the upper layers in flexible perovskite/CIGS tandem solar cells. Ying et al. tackle this issue using an antisolvent and seeding strategy, resulting in a certified efficiency of 23.8%.

Apr 18, 2025 - 10:13
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Antisolvent seeding of self-assembled monolayers for flexible monolithic perovskite/Cu(In,Ga)Se<sub>2</sub> tandem solar cells

Nature Energy, Published online: 18 April 2025; doi:10.1038/s41560-025-01760-6The uneven surfaces of copper indium gallium selenide (CIGS) solar cells pose challenges for depositing the upper layers in flexible perovskite/CIGS tandem solar cells. Ying et al. tackle this issue using an antisolvent and seeding strategy, resulting in a certified efficiency of 23.8%.