SCAPS-1D design and performance optimization of lead-free bilayer perovskite solar cells with Sr3SbI3/Mg3AsBr3 absorbers and a SrCu2O2 hole-transport layer

changxiang changxiang Li; Shiwen Li; Bao Zhou; Zaixin Xie; Zhuoqi Duan; Yongmao Hu

doi:10.1039/d6nj01548d

January 1, 2026New Journal of Chemistry

SCAPS-1D design and performance optimization of lead-free bilayer perovskite solar cells with Sr3SbI3/Mg3AsBr3 absorbers and a SrCu2O2 hole-transport layer

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Key Points

The aim is to enhance the photovoltaic performance of lead-free perovskite solar cells.
Designed and optimized four planar device architectures using SCAPS-1D.
Utilized Sr$_{3}$SbI$_{3}$ and Mg$_{3}$AsBr$_{3}$ as absorber materials.
Assessed different hole-transport-layer options for performance enhancement.
Demonstrated improved photovoltaic performance with optimized designs.
Achieved significant advancements in energy conversion efficiency for lead-free configurations.

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Implication

Tests photovoltaic performance in lead-free solar cells, suggesting improvements in design efficiency.

Abstract

To improve the photovoltaic performance of Pb-free A₃BX₃ halide-perovskite solar cells, four planar device architectures were designed and optimized using SCAPS-1D with Sr₃SbI₃ and Mg₃AsBr₃ as absorber materials. Different hole-transport-layer...

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Li et al. (2026) studied this question.

synapsesocial.com/papers/6a323b4cd50b63ecad205efd https://doi.org/10.1039/d6nj01548d

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SCAPS-1D design and performance optimization of lead-free bilayer perovskite solar cells with Sr3SbI3/Mg3AsBr3 absorbers and a SrCu2O2 hole-transport layer

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Abstract

Discussion

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SCAPS-1D design and performance optimization of lead-free bilayer perovskite solar cells with Sr3SbI3/Mg3AsBr3 absorbers and a SrCu2O2 hole-transport layer

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Abstract

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