The Critical Role of Surface Dipoles in CsPbI₃ Perovskite Solar Cells

Ran Ji; Nathaniel P. Gallop; Shivam Singh; Richard A. Beier; Yitian Du; Zongbao Zhang; Fulya Koç; Marielle Deconinck; Vladimir V. Shilovskikh; Jose Roberto Bautista-Quijano; Boris Rivkin; Yana Vaynzof

doi:10.1039/d5ee07787g

January 1, 2026Energy & Environmental ScienceOpen Access

The Critical Role of Surface Dipoles in CsPbI₃ Perovskite Solar Cells

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Key Points

The study aims to explore the impact of surface dipoles on the performance of CsPbI₃ perovskite solar cells.
Investigation of surface treatment techniques for the perovskite active layer.
Evaluation of photovoltaic performance metrics pre- and post-modification.
Analysis of interfacial charge transfer dynamics.
Surface dipoles significantly enhance charge carrier mobility.
Improvements in power conversion efficiency were observed.
Effective surface treatments led to increased stability of solar cells.

Implication

This research demonstrates how surface dipoles enhance performance in perovskite solar cells, suggesting a method for optimization in photovoltaic technology.

Abstract

Interfacial modification is a key strategy for improving the performance of perovskite photovoltaic devices. However, most commonly, improvements in device performance through surface treatments of the perovskite active layer are...

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Cite This Study

Ji et al. (2026) studied this question.

synapsesocial.com/papers/69b3ac9002a1e69014cce54f https://doi.org/10.1039/d5ee07787g

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The Critical Role of Surface Dipoles in CsPbI₃ Perovskite Solar Cells

Key Points

Implication

Abstract

Discussion

Cite This Study

The Critical Role of Surface Dipoles in CsPbI₃ Perovskite Solar Cells

Key Points

Implication

Abstract

Discussion

Cite This Study

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