Synergistic enhancement of efficiency and stability of perovskite solar cells via dual interface modification

Article Chemistry, Multidisciplinary

Dual Modification Engineering via Lanthanide-Based Halide Quantum Dots and Black Phosphorus Enabled Efficient Perovskite Solar Cells with High Open-Voltage of 1.235 V

Shuainan Liu et al.

Summary: Interfacial engineering with Ln(3+)-based halide quantum dots can significantly enhance the performance and stability of perovskite solar cells, achieving high open voltage and efficiency.

ADVANCED FUNCTIONAL MATERIALS (2022)

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Article Chemistry, Multidisciplinary

High-Polarizability Organic Ferroelectric Materials Doping for Enhancing the Built-In Electric Field of Perovskite Solar Cells Realizing Efficiency over 24%

Weijie Chen et al.

Summary: An effective method of enhancing the built-in electric field intensity in perovskite solar cells is reported in this study. By doping an organic ferroelectric material, PVDF:DH, an additional electric field is generated, promoting charge-carrier transport, perovskite growth, and improving the overall performance and stability of the solar cells.

ADVANCED MATERIALS (2022)

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Article Chemistry, Multidisciplinary

Suppressing Residual Lead Iodide and Defects in Sequential-Deposited Perovskite Solar Cell via Bidentate Potassium Dichloroacetate Ligand

Yajuan Yang et al.

Summary: In sequential-deposited polycrystalline perovskite solar cells, introducing potassium acetate and potassium dichloroacetate as additives can effectively reduce residual lead iodide, passivate residual lead ion defects, and increase grain size at the grain boundaries, resulting in high power conversion efficiencies.

CHEMSUSCHEM (2022)

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Article Chemistry, Physical

Stability enhancement of perovskite solar cells via multi-point ultraviolet-curing-based protection

Ruoshui Li et al.

Summary: This paper introduces a method to enhance the stability of organometal halide perovskite solar cells (PSCs) using UV-curing. By adding a suitable amount of UV-gel in the perovskite precursor solution and hole transport material solution, the crystallization of perovskite can be promoted, moisture diffusion in the hole transport layer can be reduced, and the degradation of PSCs can be avoided.

JOURNAL OF POWER SOURCES (2022)

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Article Multidisciplinary Sciences

Conformal quantum dot-SnO2 layers as electron transporters for efficient perovskite solar cells

Minjin Kim et al.

Summary: The study replaced the commonly used mesoporous titanium dioxide electron transport layer with a thin layer of polyacrylic acid-stabilized tin(IV) oxide quantum dots, which improved the efficiency and stability of perovskite solar cells and enabled successful scaling up of PSCs production.

SCIENCE (2022)

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Review Materials Science, Multidisciplinary

Recent Advances and Perspectives of Photostability for Halide Perovskite Solar Cells

Zhen Wang et al.

Summary: This review discusses the degradation and recovery mechanisms of halide perovskite solar cells under different light conditions, as well as recent approaches to improve their photostability. Key factors influencing the photostability of PSCs are highlighted, with a perspective towards more photo-stable PSCs provided.

ADVANCED OPTICAL MATERIALS (2022)

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Article Chemistry, Applied

Incorporation of γ-aminobutyric acid and cesium cations to formamidinium lead halide perovskites for highly efficient solar cells

Yanqiang Hu et al.

Summary: By incorporating gamma-aminobutyric acid and cesium cations into FAPbI(3), the phase stability is improved, resulting in enhanced efficiency and stability of the solar cell.

JOURNAL OF ENERGY CHEMISTRY (2022)

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Article Chemistry, Physical

A dopant-free hole transport material boosting the performance of inverted methylamine-free perovskite solar cells

Li Wan et al.

Summary: The use of PFDTS as a hole transport layer can improve the power conversion efficiency of inverted perovskite solar cells, and also exhibit better air and thermal stability compared to traditional PTAA-based devices.

JOURNAL OF MATERIALS CHEMISTRY A (2022)

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Article Energy & Fuels

Modification of SnO2 with Phosphorus-Containing Lewis Acid for High-Performance Planar Perovskite Solar Cells with Negligible Hysteresis

Yanqiang Hu et al.

Summary: In this study, phosphorus-containing Lewis acids were used to modify the SnO2/perovskite interface, accelerating electron transfer and reducing energy barriers, ultimately increasing the efficiency of PSCs. The performance of the devices was significantly improved by this approach, with hysteresis effectively controlled.

SOLAR RRL (2022)

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Article Engineering, Environmental

Highly efficient and stable ZnO-based MA-free perovskite solar cells via overcoming interfacial mismatch and deprotonation reaction

Gengling Liu et al.

Summary: In this study, aluminium-doped zinc oxide modified by polydopamine is found to be an effective electron transport layer for perovskite solar cells. It optimizes interfacial contact, inhibits detrimental interfacial reactions, and passivates surface defects. It also induces the growth of perovskite grains, releases lattice strain, and inhibits deprotonation reactions, resulting in high power conversion efficiency.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Engineering, Environmental

Passivating buried interface via self-assembled novel sulfonium salt toward stable and efficient perovskite solar cells

Xin Zuo et al.

Summary: A simple and effective buried interface passivation strategy based on cation engineering was developed for perovskite solar cells. The modifiers CDSC and DPAH can passivate defects on the surface of perovskite and SnO2 films, and reduce interfacial energy barrier by improving energy band alignment. CDSC demonstrated superior defect passivation and energy band modulation compared to DPAH.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Energy & Fuels

A multifunctional flame retardant enabling efficient and stable formamidine-cesium perovskite solar cells

Zhengyan He et al.

Summary: This study successfully modulates the crystallization and defects of perovskite polycrystalline films by introducing flame retardant phosphaphenanthrene, significantly improving the efficiency and stability of perovskite solar cells.

SOLAR ENERGY MATERIALS AND SOLAR CELLS (2022)

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Article Chemistry, Physical

Boost the efficiency of nickel oxide-based formamidinium-cesium perovskite solar cells to 21% by using coumarin 343 dye as defect passivator

Sanwan Liu et al.

Summary: This study introduces an organic dye C343 into the perovskite to improve the efficiency and stability of nickel oxide-based inverted perovskite solar cells. The strong coordination between C343 and Pb2+ optimizes perovskite crystal growth and reduces defects densities within perovskite films, leading to one of the highest efficiencies reported for FACs perovskite and nickel oxide based inverted PSCs. Additionally, the utilization of C343 benefits devices' stability, maintaining performance over 94% and 95% after aging and continuous operation for 500 hours, respectively.

NANO ENERGY (2022)

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Article Chemistry, Multidisciplinary

Crown Ether-Assisted Growth and Scaling Up of FACsPbI3 Films for Efficient and Stable Perovskite Solar Modules

Ruihao Chen et al.

Summary: Efficient and stable perovskite solar cell (PSC) modules have been successfully fabricated by employing crown ether to facilitate the large-scale synthesis of high-quality perovskite films with novel interaction between crown ether and metal cations.

ADVANCED FUNCTIONAL MATERIALS (2021)

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Review Chemistry, Multidisciplinary

A Review on Scaling Up Perovskite Solar Cells

Daiyu Li et al.

Summary: This paper reviews the recent progress on scaling up perovskite solar cells and discusses the design and fabrication of efficient perovskite solar modules. It summarizes various scalable methods for large-area uniform perovskite films, potential charge transport materials, electrode materials, and encapsulation techniques. Additionally, the cost and environmental impact of perovskite solar modules are outlined.

ADVANCED FUNCTIONAL MATERIALS (2021)

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Article Chemistry, Multidisciplinary

High-Efficiency Perovskite Solar Cells with Imidazolium-Based Ionic Liquid for Surface Passivation and Charge Transport

Xuejie Zhu et al.

Summary: In this study, DMIMPF6 ionic liquid was used to passivate surface defects of perovskite, resulting in increased solar cell efficiency and enhanced long-term stability of the device.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2021)

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Article Chemistry, Multidisciplinary

Rubidium Fluoride Modified SnO2 for Planar n-i-p Perovskite Solar Cells

Jing Zhuang et al.

Summary: Regulating the electron transport layer (ETL) using the cost-effective modification material rubidium fluoride (RbF) can enhance the electron mobility of SnO2 and suppress hysteresis in perovskite solar cells (PSCs). Double-sided passivated PSCs with RbF on the SnO2 surface and p-methoxyphenethylammonium iodide on the perovskite surface achieved an outstanding PCE result with a small V-oc deficit.

ADVANCED FUNCTIONAL MATERIALS (2021)

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Article Multidisciplinary Sciences

Efficient perovskite solar cells via improved carrier management

Jason J. Yoo et al.

Summary: Metal halide perovskite solar cells have shown great potential to disrupt the silicon solar cell market with their improved performance, yet still face limitations in light-harvesting due to charge carrier recombination. Efforts to enhance charge carrier management offer a path to increase device performance and approach the theoretical efficiency limit of PSCs.

NATURE (2021)

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Article Energy & Fuels

Efficient and stable perovskite solar cells doped by cesium acetate

Liqiang Chen et al.

Summary: By introducing cesium acetate (CsAc) into the precursor, the performance and stability of perovskite solar cells are improved, resulting in a higher power conversion efficiency and reduced defect density.

SOLAR ENERGY (2021)

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Article Multidisciplinary Sciences

23.7% Efficient inverted perovskite solar cells by dual interfacial modification

Matteo Degani et al.

Summary: This study presents a dual interfacial modification approach by incorporating large organic cations at both the bottom and top interfaces of the perovskite active layer, leading to simultaneous improvement in both open-circuit voltage and fill factor of the devices, reaching a champion device efficiency of 23.7%. This dual interfacial modification is fully compatible with bulk modification of the perovskite active layer by ionic liquids, resulting in efficient and stable inverted architecture devices.

SCIENCE ADVANCES (2021)

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Article Multidisciplinary Sciences

Pseudo-halide anion engineering for α-FAPbI3 perovskite solar cells

Jaeki Jeong et al.

Summary: The research introduces a new concept of using formate anion to suppress defects in metal halide perovskite films and enhance film crystallinity, leading to improved efficiency and stability of solar cells.

NATURE (2021)

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Article Multidisciplinary Sciences

Lead halide-templated crystallization of methylamine-free perovskite for efficient photovoltaic modules

Tongle Bu et al.

Summary: Efficient and stable perovskite layers are crucial for the commercialization of perovskite solar cells. A lead halide-templated crystallization strategy has been developed to print formamidinium-cesium lead triiodide perovskite films, achieving high-quality large-area films with controlled nucleation and growth. An unencapsulated device with 23% efficiency and excellent long-term thermal stability has been achieved, showcasing the potential for practical application in the future.

SCIENCE (2021)

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Article Chemistry, Multidisciplinary

Two birds with one stone: dual grain-boundary and interface passivation enables >22% efficient inverted methylammonium-free perovskite solar cells

Saba Gharibzadeh et al.

Summary: This study successfully enhanced the efficiency and stability of inverted p-i-n structured perovskite solar cells using a dual passivation strategy, achieving high power conversion efficiency and good stability.

ENERGY & ENVIRONMENTAL SCIENCE (2021)

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Article Chemistry, Multidisciplinary

Formamidine disulfide oxidant as a localised electron scavenger for >20% perovskite solar cell modules

Jun Zhu et al.

Summary: The study demonstrates the use of formamidine disulfide dihydrochloride (FASCl) to manipulate intrinsic defects in formamidinium lead iodide (FAPbI(3)), leading to compact full-coverage perovskite layers with high crystallinity and a large grain size. The incorporation of FASCl results in a remarkable power conversion efficiency (PCE) of 23.11% and excellent stability under different environmental conditions, making it a promising approach for highly efficient perovskite solar cells.

ENERGY & ENVIRONMENTAL SCIENCE (2021)

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Article Chemistry, Multidisciplinary