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Nature Energy

Buried 2D/3D heterojunction in n–i–p perovskite solar cells through solid-state ligand-exchange reaction

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Nature Energy, Published online: 06 February 2026; doi:10.1038/s41560-026-01980-4 Two-dimensional perovskite phases at the bottom interfaces of solar cells improve performance, but their formation is challenging. To address this, Zhao et al. graft the 2D perovskite-phase precursor onto a functionalized SnO2 electrode substrate.

Nature Energy, Published online: 06 February 2026;

doi:10.1038/s41560-026-01980-4

Two-dimensional perovskite phases at the bottom interfaces of solar cells improve performance, but their formation is challenging. To address this, Zhao et al. graft the 2D perovskite-phase precursor onto a functionalized SnO2 electrode substrate.

β€” Source: Nature Energy (https://www.nature.com/articles/s41560-026-01980-4)

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