Stabilizing Pure Phase of FAPbI₃ Perovskite Enabled by Solid-Liquid Low Entropy Ink

Kaiyu Wang; Guang Yang; Yuan Jiang; Han Qin; Jianbing Zhu; Xueqin Ran; Yingdong Xia; Lingfeng Chao; Xiaozheng Duan; Yonghua Chen

doi:10.1039/d5ee07451g

January 1, 2026Energy & Environmental Science

Stabilizing Pure Phase of FAPbI₃ Perovskite Enabled by Solid-Liquid Low Entropy Ink

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Key Points

The research aims to stabilize the phase-pure α-FAPbI₃ perovskite to improve its properties for solar cell applications.
Utilization of solid-liquid low entropy ink technique
Synthesis of phase-pure α-FAPbI₃
Exclusion of additional cations and anions in material preparation
Achieved stabilization of phase-pure α-FAPbI₃ perovskite
Demonstrated enhanced thermal stability
Showed promise for higher efficiency in solar cells

Implication

Demonstrates enhanced efficiency in solar cells using phase-pure perovskite, suggesting potential for greater stability.

Abstract

Phase-pure α-formamidinium lead iodide (α-FAPbI₃) perovskites that exclude additional cations or anions (for example, methylammonium (MA⁺), Cs⁺, or Br⁻) hold great promise for high-efficiency and thermally stable perovskite solar cells....

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Cite This Study

Wang et al. (2026) studied this question.

synapsesocial.com/papers/699010f22ccff479cfe574d5 https://doi.org/10.1039/d5ee07451g

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Stabilizing Pure Phase of FAPbI₃ Perovskite Enabled by Solid-Liquid Low Entropy Ink

Key Points

Implication

Abstract

Discussion

Cite This Study

Stabilizing Pure Phase of FAPbI₃ Perovskite Enabled by Solid-Liquid Low Entropy Ink

Key Points

Implication

Abstract

Discussion

Cite This Study

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