Harmonizing the bilateral bond strength of the interfacial molecule in perovskite solar cells

Nature Energy, Год журнала: 2024, Номер unknown

Опубликована: Сен. 16, 2024

Язык: Английский

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The issues on the commercialization of perovskite solar cells

Materials Futures, Год журнала: 2024, Номер 3(2), С. 022101 - 022101

Опубликована: Март 26, 2024

Abstract Perovskite solar cells have aroused a worldwide research upsurge in recent years due to their soaring photovoltaic performance, ease of solution processing, and low cost. The power conversion efficiency record is constantly being broken has recently reached 26.1% the lab, which comparable established technologies such as crystalline silicon, copper indium gallium selenide cadmium telluride (CdTe) cells. Currently, perovskite are standing at entrance industrialization, where huge opportunities risks coexist. However, towards commercialization, challenges up-scaling, stability lead toxicity still remain, proper handling could potentially widespread adoption low-cost efficient source renewable energy. This review gives holistic analysis path commercialization for A comprehensive overview current state-of-the-art level modules will be introduced first, with respect module efficiency, status industrialization. We then discuss that get way corresponding strategies address them, involving upscaling, issue. Insights into future direction photovoltaics was also provided, including flexible indoor photovoltaics. Finally, perspectives put forward.

Язык: Английский

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Recent Progress and Advances of Perovskite Crystallization in Carbon‐Based Printable Mesoscopic Solar Cells

Advanced Materials, Год журнала: 2025, Номер unknown

Опубликована: Янв. 15, 2025

Carbon-based printable mesoscopic solar cells (p-MPSCs) offer significant advantages for industrialization due to their simple fabrication process, low cost, and scalability. Recently, the certified power conversion efficiency of p-MPSCs has exceeded 22%, drawing considerable attention from community. However, key challenge in improving device performance is achieving uniform high-quality perovskite crystallization within mesoporous structure. This review highlights recent advancements p-MPSCs, with an emphasis on controlling kinetics regulating morphology confined mesopores. It first introduces offering a solid foundation understanding behavior. Additionally, summarizes mechanisms crystal nucleation growth, explaining how these processes influence quality perovskites. Furthermore, commonly applied strategies enhancing quality, such as additive engineering, solvent evaporation controlling, post-treatment techniques, are also explored. Finally, proposes several potential suggestions aimed at further refining crystallization, inspiring continued innovation address current limitations advance development p-MPSCs.

Язык: Английский

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A tellurium iodide perovskite structure enabling eleven-electron transfer in zinc ion batteries

Nature Communications, Год журнала: 2025, Номер 16(1)

Опубликована: Янв. 8, 2025

The growing potential of low-dimensional metal-halide perovskites as conversion-type cathode materials is limited by electrochemically inert B-site cations, diminishing the battery capacity and energy density. Here, we design a benzyltriethylammonium tellurium iodide perovskite, (BzTEA)2TeI6, material, enabling X- elements with highly reversible chalcogen- halogen-related redox reactions, respectively. engineered perovskite can confine active elements, alleviate shuttle effect promote transfer Cl- on its surface. This allows for utilization high-valent eventually realizing special eleven-electron mode (Te6+/Te4+/Te2-, I+/I0/I-, Cl0/Cl-) in suitable electrolytes. Zn||(BzTEA)2TeI6 exhibited high up to 473 mAh g-1Te/I large density 577 Wh kg-1 Te/I at 0.5 A g-1, retention 82% after 500 cycles 3 g-1. work sheds light high-energy batteries utilizing chalcogen-halide cathodes. Functional are promising storage but have received little attention. authors report material chloride containing aqueous electrolytes zinc batteries.

Язык: Английский

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A Chain Entanglement Gelled SnO₂ Electron Transport Layer for Enhanced Perovskite Solar Cell Performance and Effective Lead Capture

Advanced Materials, Год журнала: 2025, Номер unknown

Опубликована: Янв. 8, 2025

Abstract SnO₂ is a widely used electron transport layer (ETL) material in perovskite solar cells (PSCs), and its design optimization are essential for achieving efficient stable PSCs. In this study, the situ formation of chain entanglement gel polymer electrolyte reported an aqueous phase, integrated with as ETL. Based on self‐polymerization 3‐[[2‐(methacryloyloxy)ethyl]dimethylammonium]propane‐1‐sulfonic acid (DAES) environment, combining catalytic effect LiCl (as Lewis acid) salting‐out effect, introduction polyvinylpyrrolidone (PVP) other chain, gelled SnO 2 (G‐SnO ) structure successfully constructed wide range functions. The PDEAS‐PVP achieves passivation Pb ⁺ capture through chemical chelation mechanisms explored. results demonstrated that all‐in‐air prepared PSC based G‐SnO exhibited excellent power conversion efficiency (PCE) 24.77% retained 83.3% their initial after 2100 h air exposure. Additionally, exposes more C═O S═O active sites, significantly enhanced lead absorption capability

Язык: Английский

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Efficient Carbon‐Based Hole‐Conductor‐Free Printable Mesoscopic Perovskite Solar Cells via a Multifunctional Fluorinated Molecule

Advanced Functional Materials, Год журнала: 2024, Номер 34(38)

Опубликована: Май 2, 2024

Abstract Benefiting from their simple and cost‐effective fabrication procedures, printable mesoscopic perovskite solar cells (p‐MPSCs) exhibit substantial potential for large‐scale production. In p‐MPSCs, the thickness of filled in TiO 2 ZrO mesoporous layers is ≈3 µm. Therefore, crystallization process more intricate challenging structure than general planar thin film (0.3–0.5 µm). this work, a multifunctional fluorinated molecule applied to work as an additive improve crystallization, enhance device efficiency, elevate operational stability. This forms robust coordination between its carbonyl groups uncoordinated Pb 2+ , thereby effectively passivating defects. The hydrophobic properties contribute device's water‐resistant capability long‐term With these synergistic effects, power conversion efficiency (PCE) small‐area (0.1 cm ) reaches 20.15% under 1 sun illumination. Large‐area modules (56.4 are fabricated PCE 15.41%.

Язык: Английский

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Eliminating Hole Extraction Barrier in 1D/3D Perovskite Heterojunction for Efficient and Stable Carbon‐Based CsPbI₃ Solar Cells with a Record Efficiency

Advanced Materials, Год журнала: 2024, Номер 36(33)

Опубликована: Июнь 17, 2024

Carbon-based perovskite solar cells (C-PSCs) have the advantages of low-cost and high-stability, but their photovoltaic performance is limited by severe defect-induced recombination low hole extraction efficiency. 1D proven to effectively passivate defects on surface, therefore reducing non-radiative loss. However, unsuitable energy level most renders an undesired downward band bending for 3D perovskite, resulting in a high barrier reduced Therefore, rational design selection perovskites as modifiers are essential balancing defect passivation extraction. In this work, based simulation calculations, thiocholine iodide (TchI) selected prepare with work function then constructs TchPbI

Язык: Английский

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Molecular Orientation Regulation of Hole Transport Semicrystalline‐Polymer Enables High‐Performance Carbon‐Electrode Perovskite Solar Cells

Small, Год журнала: 2024, Номер 20(44)

Опубликована: Июль 10, 2024

Carbon-based perovskite solar cells (PSCs) coupled with solution-processed hole transport layers (HTLs) have shown potential owing to their combination of low cost and high performance. However, the commonly used poly(3-hexylthiophene) (P3HT) semicrystalline-polymer HTL dominantly shows edge-on molecular orientation, in which alkyl side chains directly contact layer, resulting an electronically poor at perovskite/P3HT interface. The study adopts a synergetic strategy comprising additive solvent engineering transfer orientation P3HT into 3D orientation. target possesses improved charge as well enhanced moisture-repelling capability. Moreover, energy level alignment between layer is realized. As result, champion devices small (0.04 cm

Язык: Английский

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Non‐Fullerene Organic Electron Transport Materials toward Stable and Efficient Inverted Perovskite Photovoltaics

Small, Год журнала: 2024, Номер 20(43)

Опубликована: Июнь 26, 2024

Inverted perovskite solar cells (PSCs) attract continuing interest due to their low processing temperature, suppressed hysteresis, and compatibility with tandem cells. Considerable progress has been made reported power conversion efficiency (PCE) surpassing 26%. Electron transport Materials (ETMs) play a critical role in achieving high-performance PSCs because they not only govern electron extraction from the layer cathode, but also protect contact ambient environment. On other hand, non-radiative recombination losses at perovskite/ETM interface limits future development of PSCs. Compared fullerene derivatives, non-fullerene n-type organic semiconductors feature advantages like molecular structure diversity, adjustable energy level, easy modification. Herein, ETM is systematically summarized based on functionalization strategy. Various types design approaches for producing are presented, insight relationship chemical device performance discussed. Meantime, trend analyzed. It hoped that this review provides insightful perspective innovation new ETMs toward more efficient stable

Язык: Английский

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Modulating Dual Functionalities of Hydrazide Derivatives for Iodide Oxidation Suppression and Defect Passivation in Printable Mesoscopic Perovskite Solar Cells

Advanced Energy Materials, Год журнала: 2024, Номер unknown

Опубликована: Сен. 9, 2024

Abstract The oxidation of iodide ions during annealing in air and rich defects generated at crystal terminations perovskite are major limitations for achieving high photovoltaic performance printable mesoscopic solar cells (p‐MPSCs). Here, the dual role hydrazide derivatives inhibiting passivating termination is reported how affected by substituent studied. It's found that varying derivative from formylhydrazine (FH) to benzhydrazide (BH) then 4‐tert‐butylbenzhydrazide (TBBH) introducing phenyl 4‐tert‐butylphenyl substituents enhances electron donating ability hydrazides due electronic effect. tailored present enhanced suppression defect passivation capabilities, which lowers trap density p‐MPSCs significantly. As most effective additive, TBBH improves power conversion efficiency p‐MPSC 18.66% 20.30%, resulted device maintains 90% its initial after 500 h tacking maximum point 55 ± 5 °C under simulated 1 sun illumination.

Язык: Английский

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