What question did this study set out to answer?

The aim is to enhance the performance and stability of perovskite solar cells through design modifications.

January 22, 2026Energy & Environmental Science0 citations

Chemical Bridging in 2D/3D Heterojunction via Dual-Anchoring Functionalized Molecules for Efficient, Stable and Flexible Perovskite Solar Cells

LZLei ZhaoTianjin University JZJie ZhangChongqing University of Science and Technology YHYikun HuaNorthwestern Polytechnical University

Key Points

The aim is to enhance the performance and stability of perovskite solar cells through design modifications.
Developed dual-anchoring functionalized molecules for chemical bridging.
Constructed 2D/3D perovskite heterojunctions.
Evaluated the impact on surface defects and ion migration.
Achieved significant reduction in surface defects.
Improved energy-level alignment between layers.
Suppressed ion migration led to enhanced stability and efficiency.

Abstract

Constructing two-dimensional/three-dimensional (2D/3D) perovskite heterojunctions has emerged as an effective interfacial engineering strategy to passivate surface defects, optimize energy-level alignment, and suppress ion migration. However, conventional 2D layers are typically...

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