Achievements, challenges, and future prospects for industrialization of perovskite solar cells

Light Science & Applications, Journal Year: 2024, Volume and Issue: 13(1)

Published: Sept. 3, 2024

Abstract In just over a decade, certified single-junction perovskite solar cells (PSCs) boast an impressive power conversion efficiency (PCE) of 26.1%. Such outstanding performance makes it highly viable for further development. Here, we have meticulously outlined challenges that arose during the industrialization PSCs and proposed their corresponding solutions based on extensive research. We discussed main in this field including technological limitations, multi-scenario applications, sustainable development, etc. Mature photovoltaic provide community with invaluable insights overcoming industrialization. upcoming stages advancement, has become evident addressing concerning long-term stability sustainability is paramount. manner, can facilitate more effective integration into our daily lives.

Language: Английский

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Annual research review of perovskite solar cells in 2023

Materials Futures, Journal Year: 2024, Volume and Issue: 3(2), P. 022102 - 022102

Published: April 24, 2024

Abstract Perovskite (PVK) solar cells (PSCs) have garnered considerable research interest owing to their cost-effectiveness and high efficiency. A systematic annual review of the on PSCs is essential for gaining a comprehensive understanding current trends. Herein, analysis papers reporting key findings in 2023 was conducted. Based results, were categorized into six classifications, including regular n–i–p PSCs, inverted p–i–n PVK-based tandem cells, PVK modules, device stability, lead toxicity green solvents. Subsequently, detailed overview summary advancements within each classification presented. Overall, this serves as valuable resource guiding future endeavors field PSCs.

Language: Английский

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Perovskite Crystallization and Hot Carrier Dynamics Manipulation Enables Efficient and Stable Perovskite Solar Cells with 25.32% Efficiency

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: 14(24)

Published: April 29, 2024

Abstract Modulating perovskite crystallization and understanding hot carriers (HCs) dynamics in films are very critical to achieving high‐performance solar cells (PSCs). Herein, a small organic molecule (6BAS) with multisite anchors (C═O) as an efficient additive is introduced into PbI 2 precursors modulate during two‐step sequential deposition. The chemical interaction between 6BAS enables more preferential crystal enlarged interplanar spacing of lattice, which beneficial the penetration ammonium salts layer complete conversion perovskite, consequently promoting realize high‐quality larger grain size reduced defect state. By ultrafast spectroscopy, it found that incorporation can efficiently prolong HCs cooling, helps enhance transfer retard charge carrier recombination device. As result, doped‐PSCs efficiency significantly enhances 25.32% from 22.91%. target device achieves enhanced long‐term stability. Only 6% degradation realized for un‐encapsulated after 70 days under N . Meanwhile, 6BAS‐treated retains 95% its initial PCE 1160 h operation at maximum power point continuous AM 1.5 G illumination.

Language: 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, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 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

Language: Английский

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Dimensional Regulation of Organic n‐Type Dopants for Highly Efficient Perovskite Solar Cells and Modules

Advanced Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 27, 2025

Abstract A strong n‐type perovskite layer is crucial in achieving high open‐circuit voltage ( V OC ) and power conversion efficiency (PCE) the p‐i‐n solar cells, as weak perovskites result a loss of , p‐type contain numerous electron traps that cause severe carrier recombination. Here, three types perylene diimide (PDI) based small molecule dopants with different dimensions, including 1D‐PDI, 2D‐PDI, 3D‐PDI are designed, to produce heavier perovskites. The PDI‐based molecules Selenium atoms have electron‐donating ability, effectively enlarging quasi‐Fermi level splitting within Besides, PDI can coat surface crystal form lattice cage through their conjugate skeletons, which passivates trap states improves n‐doping efficiency, well stabilities related devices. With addition small‐area cells achieved PCE 26.06% (25.44% certified) 1.18 remarkable fill factor 87.23%. Furthermore, rigid flexible modules yielded PCEs 21.48% 20.71%, respectively. This dimensional regulation strategy provides useful guidance for effective doping high‐performance cells.

Language: Английский

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In Situ Formation of 2D Perovskite Seeding for Record‐Efficiency Indoor Perovskite Photovoltaic Devices

Advanced Materials, Journal Year: 2023, Volume and Issue: 36(1)

Published: Sept. 28, 2023

With 40% efficiency under room light intensity, perovskite solar cells (PSCs) will be promising power supplies for low-light applications, particularly Internet of Things (IoT) devices and indoor electronics, shall they become commercialized. Herein, β-alaninamide hydrochloride (AHC) is utilized to spontaneously form a layer 2D nucleation seeds improved film uniformity, crystallization quality, cell performance. It found that the AHC addition indeed improves quality as demonstrated by better lower trap density, smaller lattice stress, and, result, 10-fold increase in charge carrier lifetime. Consequently, not only does small-area (0.09 cm

Language: Английский

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Inhibiting Ion Migration Through Chemical Polymerization and Chemical Chelation Toward Stable Perovskite Solar Cells

Angewandte Chemie International Edition, Journal Year: 2023, Volume and Issue: 62(50)

Published: Oct. 25, 2023

The migration of ions is known to be associated with various detrimental phenomena, including current density-voltage hysteresis, phase segregation, etc., which significantly limit the stability and performance perovskite solar cells, impeding their progress toward commercial applications. To address these challenges, we propose incorporating a polymerizable organic small molecule monomer, N-carbamoyl-2-propan-2-ylpent-4-enamide (Apronal), into film form crosslinked polymer (P-Apronal) through thermal crosslinking. carbonyl amino groups in Apronal effectively interact shallow defects, such as uncoordinated Pb2+ iodide vacancies, leading formation high-quality films enhanced crystallinity reduced lattice strain. Furthermore, introduction P-Apronal improves energy level alignment, facilitates charge carrier extraction transport, resulting champion efficiency 25.09 %. Importantly, can suppress I- improve long-term devices. present strategy sets forth path attain cells.

Language: Английский

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Wide Bandgap Heterostructured Dielectric Polymers by Rapid Photo‐Crosslinking for High‐Temperature Capacitive Energy Storage

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 34(2)

Published: Sept. 28, 2023

Abstract Polymer dielectrics capable of operating stably at high temperatures (>150 °C) are urgently in great demand to catch up with the booming electric power systems. Enhancing heat resistance polymers is typically achieved through thermal crosslinking use agents. Unfortunately, conventional faces challenges terms commercialization due its complex fabrication, inevitable introduction small molecule impurities, and significant time energy consumption. Here, a convenient, impurity‐free, efficient photo‐crosslinking method create wide bandgap heterostructures within dielectric polymer matrix, presented. Remarkably, this approach achieves synergistically enhanced electrical insulation. Surprisingly, crosslinked exhibits an unprecedented Weibull characteristic breakdown strength 1057 810 MV m −1 room temperature 150 °C, respectively, which corresponds superior storage densities 14.28 5.55 J cm −3 charge–discharge efficiency 90%, respectively. Furthermore, demonstrates excellent self‐healing character. These remarkable achievements, combined convenient cost‐effective fabrication process, highlight potential cinnamate advancing high‐performance dielectrics.

Language: Английский

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Cross-linking polymerization boosts the performance of perovskite solar cells: from material design to performance regulation

Energy & Environmental Science, Journal Year: 2023, Volume and Issue: 16(10), P. 4251 - 4279

Published: Jan. 1, 2023

This paper reviews the performance modulation of perovskite solar cells by cross-linking polymerization with different molecular structures from points grain boundaries, lattice interior, and charge transport layers.

Language: Английский

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Side Chain Functional Molecule Additives for Efficient and Stable Perovskite Solar Cells

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown

Published: May 7, 2024

Abstract In the commercial development of perovskite solar cells, main challenge lies in achieving efficient devices with high stability. Additive engineering polycrystalline perovskites is considered as an effective approach to address this by passivating surface defects and reducing carrier losses associated these defects. work, passivation effect molecules different side chain groups on role binding energy mitigating loss are studied. The findings reveal that thiophene group particularly enhancing hole transport. Consequently, treated 2‐thienylmethylamine hydrochloride (TMAC) demonstrate a champion power conversion efficiency (PCE) 24.63%. Furthermore, TMAC‐treated exhibit remarkable stability, maintaining over 93.13% their initial efficiencies after 1200 h continuous illumination under maximum point tracking (MPPT). This research presents pathway enhance optoelectronic performance stability cells.

Language: Английский

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