Molecular Systems Design & Engineering, Journal Year: 2023, Volume and Issue: 8(12), P. 1440 - 1455
Published: Jan. 1, 2023
On the basis of anchoring group, three categories self-assembled monolayer hole-transporting materials in high-performance inverted perovskite solar cells are discussed.
Language: Английский
Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 33(17)
Published: Feb. 15, 2023
Abstract Data‐driven epoch, the development of machine learning (ML) in materials and device design is an irreversible trend. Its ability efficiency to handle nonlinear game‐playing problems unmatched by traditional simulation computing software trial‐error experiments. Perovskite solar cells are complex physicochemical devices (systems) that consist perovskite materials, transport layer electrodes. Predicting properties screening component related strong point ML. However, applications ML has only begun boom last two years, so it necessary provide a review involved technologies, application status, facing urgent challenges blueprint.
Language: Английский
Citations
84
Advanced Energy Materials, Journal Year: 2023, Volume and Issue: 13(14)
Published: Feb. 19, 2023
Abstract Perovskite solar cells (PSCs) have developed rapidly in recent years due to their excellent photoelectric properties. Among them, lead‐based perovskite photovoltaics shown great potential for both outdoor and indoor applications, whose power conversion efficiency stability are much higher than that of lead‐free PSCs. However, based on results vivo animal studies, Kyoto Encyclopedia Genes Genomes annotations pathway analysis microbiota metabolites influenced by lead, it has been proved lead exposure from PSCs probably causes systematic toxicity human body. For the purpose reducing leakage, some methods mainly polymer resin protective layers self‐healing encapsulation introduced, which can increase capture rate up 95% under harsh conditions. Eventually, devices will still face damage obsolescence, accompanied leakage into environment. Comprehensive recycling strategies necessary solve this problem root also shorten energy payback time further transformation upgrading green energy. The vertical in‐depth collaborative strategy prevention comprehensive would provide an environmentally‐friendly guarantee final large‐scale market photovoltaics.
Language: Английский
Citations
77
Advanced Materials, Journal Year: 2023, Volume and Issue: 35(21)
Published: Feb. 25, 2023
Challenges remain hindering the performance and stability of inverted perovskite solar cells (PSCs), particularly for nonstable interface between lead halide charge extraction metal oxide layer. Herein, a simple yet scalable interfacial strategy to facilitate assemble high-performance PSCs scale-up modules is reported. The hybrid layer containing self-assembly triphenylamine conjugated poly(arylamine) simultaneously improves chemical stability, extraction, energy level alignment hole-selective interface, meanwhile promoting crystallization. Consequently, correspondent achieve remarkable power conversion efficiencies (PCEs) 24.5% 20.7% (aperture area 19.4 cm2 ), respectively. maintain over 80% its initial efficiency under one-sun equivalent illumination 1200 h. This also effective with various bandgaps, demonstrating highest PCE 19.6% 1.76-eV bandgap PSCs. Overall, this work provides obtaining state-of-the-art modules.
Language: Английский
Citations
73
Chemical Society Reviews, Journal Year: 2023, Volume and Issue: 52(11), P. 3842 - 3872
Published: Jan. 1, 2023
In this review, the key factors that determined air stability and doping efficiency of n-type doped organic semiconductors were summarized, together with discussion their applications in electronics.
Language: Английский
Citations
69
Nature Energy, Journal Year: 2023, Volume and Issue: 8(12), P. 1319 - 1327
Published: Nov. 30, 2023
Language: Английский
Citations
48
ACS Energy Letters, Journal Year: 2024, Volume and Issue: 9(4), P. 1487 - 1506
Published: March 12, 2024
Inverted perovskite solar cells (PSCs) with p-i-n structure have recently attracted widespread attention owing to their fast-growing power conversion efficiency. In this Review, we focus on the progress in materials that contribute improved efficiency of inverted PSCs, including hole transport self-assembled monolayers as highlight, electron materials, and interface modification between charge layers for passivating defects. Then, discuss recent advances perovskites, optimization bandgap, interfacial band engineering, development film processing. Finally, point out challenges future perspectives further improving stability PSCs hope offering suggestions tackle hindrance commercial applications.
Language: Английский
Citations
47
Angewandte Chemie International Edition, Journal Year: 2024, Volume and Issue: 63(10)
Published: Jan. 20, 2024
Abstract Perovskite solar cell (pero‐SC) has attracted extensive studies as a promising photovoltaic technology, wherein the electron extraction and transfer exhibit pivotal effect to device performance. The planar SnO 2 transport layer (ETL) contributed recent record power conversion efficiency (PCE) of pero‐SCs, yet still suffers from surface defects nanoparticles which brings energy loss phase instability. Herein, we report localized oxidation embellishing (LOE) strategy by applying (NH 4 ) CrO on ETL. LOE builds up plentiful nano‐heterojunctions p ‐Cr O 3 / n ‐SnO compensate realize benign alignment, reduces non‐radiative recombination voltage pero‐SCs. Meanwhile, decrease lattice mismatch released distortion eliminated tensile stress, contributing better stability devices. pero‐SCs based α ‐FAPbI with ETL treated realized PCE 25.72 % (certified 25.41 %), along eminent performance T 90 >700 h. This work provides brand‐new view for defect modification layer.
Language: Английский
Citations
21
Small, Journal Year: 2023, Volume and Issue: 20(6)
Published: Sept. 28, 2023
Perovskite solar cells have achieved rapid progress in the new-generation photovoltaic field, but commercialization lags behind owing to device stability issue under operational conditions. Ultimately, instability is attributed soft lattice of ionic perovskite crystal. In brief, metal halide materials are susceptible structural processes, including phase segregation, component loss, distortion, and fatigue failure harsh external stimuli such as high humidity, strong irradiation, wide thermal cycles, large stress. Developing self-healing perovskites further improve unsatisfactory their photoelectric devices has become a cutting-edge hotspot this field. This behavior needs be studied more comprehensively. Therefore, photovoltaics classified summarized review. By discussing recent advances, underlying mechanisms, strategies, existing challenges, review provides perspectives on future.
Language: Английский
Citations
42
Angewandte Chemie International Edition, Journal Year: 2023, Volume and Issue: 62(46)
Published: Sept. 26, 2023
The use of dopant-free hole transport layers (HTLs) is critical in stabilizing n-i-p perovskite solar cells (pero-SCs). However, these HTL materials are often processed with toxic solvents, which not ideal for industrial production. Upon substituting them green a trade-off emerges between maintaining the high crystallinity and ensuring solubility new solvents. In this paper, we designed novel, linear, organic small molecule, BDT-C8-3O, by introducing an asymmetric polar oligo(ethylene glycol) side chain. This method only overcomes limitations solvents but also enables stacking conjugated main chains two patterns, further enhances mobility. As result, pero-SCs based on chlorobenzene- or (natural compound) solvent 3-methylcyclohexanone-processed BDT-C8-3O that without any dopant delivered world-recorded power conversion efficiencies 24.11 % (certified 23.82 %) 23.53 %, respectively. devices demonstrated remarkable operational high-temperature stabilities, over 84 79.5 their initial efficiency 2000 h, Encouragingly, exhibits significant advantages large-area fabrication, achieving state-of-the-art PCEs exceeding 20 5×5 cm2 modules (active area: 15.64 ), even when using
Language: Английский
Citations
41
InfoMat, Journal Year: 2023, Volume and Issue: 5(6)
Published: May 9, 2023
Abstract Driven by their many unique features, perovskite solar cells (PSCs) have become one of the most promising candidates in photovoltaic field. Two‐step preparation film is advantageous for its higher stability and reproducibility compared to one‐step method, which more suitable practical application. However, incomplete conversion dense lead iodide (PbI 2 ) layer during sequential spin‐coating formamidinium/methylammonium (FA + /MA organic amine salts severely affect performance PSCs. Herein, sodium bicarbonate (NaHCO 3 used induce formation porous PbI , facilitates penetration FA ions a with high crystallinity large grain microstructure. Meanwhile, introduction Na not only improves energetic alignment PSC, but also increases conductivity via p‐doping. As result, optimized NaHCO ‐modified PSC achieves champion power efficiency 24.0% suppressed hysteresis. Moreover, significant reduction defect density ion migration as well mild alkaline environment enhance device. The unencapsulated PSCs maintain over 90% original upon storage ambient air (30%–40% relative humidity) 2160 h. We demonstrated an ingenious strategy controlling quality improving device low‐temperature foaming simple inorganic molecules . image
Language: Английский
Citations
38