Jianfei Fu

Odd‐Even Alkyl Chain Effect of Aromatic Monoammoniums on the Interlayer Architecture and Stability of Ruddlesden–Popper 2D Perovskites

Yang Liu, Jianfei Fu, Qingyong Tian, Huaiqing Luo et autres

ABSTRACT Ruddlesden–Popper (RP) 2D perovskites with organic bilayers attract great interest for optoelectronics owing to their high stability and tunable functionality. However, the relationship between the interlayer architecture, molecular configuration of aromatic cations, and resulting stability remains poorly understood. Herein, we systematically …

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Odd‐Even Alkyl Chain Effect of Aromatic Monoammoniums on the Interlayer Architecture and Stability of Ruddlesden–Popper 2D Perovskites

Yang Liu, Jianfei Fu, Qingyong Tian, Huaiqing Luo et autres

ABSTRACT Ruddlesden–Popper (RP) 2D perovskites with organic bilayers attract great interest for optoelectronics owing to their high stability and tunable functionality. However, the relationship between the interlayer architecture, molecular configuration of aromatic cations, and resulting stability remains poorly understood. Herein, we systematically …

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Synergistic Effect of Guanidinium Iodide and Cesium Iodide for Enhanced Perovskite Crystal Quality and Device Performance in Hybrid Perovskite Solar Cells

Jianfei Fu, Qiaoyun Chen, Wenxi Ji, Jiajia Zhang et autres

Guanidinium iodide (GAI) and cesium iodide (CsI) have been demonstrated as effective functional additives to formamidinium iodide (FAI) and lead iodide (PbI2), respectively, significantly enhancing power conversion efficiency and stability of devices. Herein, GAI was incorporated into the PbI2 solution to establish …

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Multisite Polymer Regulates Crystallization for Low‐Strain Perovskite Film

Jianfei Fu, Wen Liu, Junhua Zhang, Ji Cao et autres

Defect‐induced lattice distortion represents a primary origin of lattice strain in perovskite films. Relieving this strain is essential for improving both the efficiency and stability of perovskite solar cells (PSCs), yet it remains a significant challenge. In this work, we introduce a …

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0D Perovskite Directing Oriented Crystallization toward High-Performance Perovskite Solar Cells and Modules

Yang Liu, Jianfei Fu, Qinyong Tian, Huaiqing Luo et autres

Precise control over crystallographic orientation, particularly the preferential (100) facet, is essential for enhancing the performance of perovskite photovoltaics. Here, we introduced a novel zero-dimensional (0D) perovskite based on π-stacked...

Quaternary ammonium iodide as a passivator for enhanced efficiency and stability in perovskite solar cells

Ji Cao, Lijie Wang, Hui Ma, Jianfei Fu et autres

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International guidelines on the diagnosis and treatment of NUT carcinoma

Yu Zhang, Qi Zhang, Hao Yue, Jia Luo et autres

gene fusions.

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Optimization of active layers for efficient binary organic solar cells

Yunjie Li, Beining Wang, Li‐Jun Chen, Jianfei Fu et autres

Synergistic optimization of active layers by thermal annealing, thickness and additive treatment achieves efficient binary PM6:L8-BO organic solar cells with a PCE of 18.33%, demonstrating key aspects and simple routes to achieve high performance.

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Enhancing the Efficiency and Stability of Inverted Perovskite Solar Cells and Modules through Top Interface Modification with N‐type Semiconductors

Qiuju Liu, Lei Ding, Jianfei Fu, Bolin Zheng et autres

Abstract The interface modification between perovskite and electron transport layer (ETL) plays a crucial role in achieving high performance inverted perovskite photovoltaics (i‐PPVs). Herein, non‐fullerene acceptors (NFAs), known as Y6‐BO and Y7‐BO, were utilized to modify the perovskite/ETL interface in i‐PPVs. Non‐polar …

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Enhancing the Efficiency and Stability of Inverted Perovskite Solar Cells and Modules through Top Interface Modification with N‐type Semiconductors

Qiuju Liu, Lei Ding, Jianfei Fu, Bolin Zheng et autres

Abstract The interface modification between perovskite and electron transport layer (ETL) plays a crucial role in achieving high performance inverted perovskite photovoltaics (i‐PPVs). Herein, non‐fullerene acceptors (NFAs), known as Y6‐BO and Y7‐BO, were utilized to modify the perovskite/ETL interface in i‐PPVs. Non‐polar …

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Polyfluorinated Organic Diammonium Induced Lead Iodide Arrangement for Efficient Two‐Step‐Processed Perovskite Solar Cells

Yang Liu, Qiuju Liu, Yusong Lu, Jianfei Fu et autres

Abstract The inefficient conversion of lead iodide to perovskite has become one of the major challenges in further improving the performance of perovskite solar cells fabricated by the two‐step method. Herein, the discontinuous lead iodide layer realized by introduction of a polyfluorinated …

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Polyfluorinated Organic Diammonium Induced Lead Iodide Arrangement for Efficient Two‐Step‐Processed Perovskite Solar Cells

Yang Liu, Qiuju Liu, Yusong Lu, Jianfei Fu et autres

Abstract The inefficient conversion of lead iodide to perovskite has become one of the major challenges in further improving the performance of perovskite solar cells fabricated by the two‐step method. Herein, the discontinuous lead iodide layer realized by introduction of a polyfluorinated …

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