Crown Ether-Modified 1D/3D Heterojunction for Efficient and Stable Carbon-Based CsPbI3 Perovskite Solar Cells DOI
Wenran Wang, Xin Peng, Jianxin Zhang

et al.

ACS Applied Materials & Interfaces, Journal Year: 2024, Volume and Issue: unknown

Published: Dec. 2, 2024

Interface engineering strategies passivate defects on the polycrystalline perovskite film surface and improve stability of corresponding solar cells (PSCs). However, a single interface step can result in restricted benefits various occasions. Therefore, an appropriate additional modification be necessary to synergistically device performance. In this study, two-step strategy is developed. Initially, CsPbI3 modified by choline iodide (ChI) construct 1D ChPbI3/3D heterojunction, then with use crown ether applied. The further eliminate unpassivated after heterojunction construction. Benefiting from inhibited interfacial recombination, resultant carbon-electrode-based PSCs (C-PSCs) deliver champion efficiency 18.78%, representing one highest levels field. Besides, against moisture, heat, light stress due enhanced hydrophobicity suppressed ion migration.

Language: Английский

Powering the Future: Opportunities and Obstacles in Lead‐Halide Inorganic Perovskite Solar Cells DOI Creative Commons
Narendra Pai, Dechan Angmo

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

Published: Feb. 3, 2025

Abstract Efficiency, stability, and cost are crucial considerations in the development of photovoltaic technology for commercialization. Perovskite solar cells (PSCs) a promising third‐generation due to their high efficiency low‐cost potential. However, stability organohalide perovskites remains significant challenge. Inorganic perovskites, based on CsPbX ₃ (X = Br − /I ), have garnered attention excellent thermal optoelectronic properties comparable those perovskites. Nevertheless, inorganic faces several hurdles, including need high‐temperature annealing achieve photoactive α‐phase susceptibility transitioning into nonphotoactive δ‐phase under environmental stressors, particularly moisture. These challenges impede creation high‐efficiency, high‐stability devices using low‐cost, scalable manufacturing processes. This review provides comprehensive background fundamental structural, physical, lead‐halide It discusses latest advancements fabricating PSCs at lower temperatures ambient conditions. Furthermore, it highlights progress state‐of‐the‐art devices, manufactured environments reduced temperatures, alongside simultaneous upscaling PSCs.

Language: Английский

Citations

4
Manipulating Intermediate Surface Energy for High‐Performance All‐Inorganic Perovskite Photovoltaics DOI Open Access
Hui Lü, Qian Wen,

Ru Qin

et al.

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

Published: Jan. 5, 2025

Abstract The complete phase transition from DMAPbI 3 and Cs 4 PbI 6 intermediates to the final CsPbI perovskite is pivotal for fabricating high‐quality inorganic films. In this study, reaction energy barrier between sought be reduced by increasing their surface energy, where a perfluorinated compound designed using DFT modeling saturate of effectively prevent crystalline growth. Consequently, smaller with ultrahigh react more energetically facilitate rapid conversion desired phase. It found that resultant shows improved crystallinity morphology, as demonstrated suppressed non‐radiative recombination prolonged carrier lifetimes. As result, optimized solar cells (PSCs) achieve power efficiency (PCE) over 20%, along significantly light thermal stability. This work provides way regulate crystallization dynamics advanced quality perovskites.

Language: Английский

Citations

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

Jiage Lin,

Rong Huang, Xin Peng

et al.

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(33)

Published: June 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

Language: Английский

Citations

15
Manufacturing Cost Analysis of Single‐Junction Perovskite Solar Cells DOI

Gaofeng Li,

Haining Chen

Solar RRL, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 11, 2024

Perovskite solar cells (PSCs) have attracted widespread attention due to their low cost and high efficiency. So far, a variety of single‐junction PSCs been successfully developed considered for commercialization, including normal (N‐PSCs), inverted (I‐PSCs), carbon‐based (C‐PSCs) without hole transporter. Herein, the material cost, equipment depreciation energy consumption these three types (1 m 2 ) in detail are analyzed. As indicated, total fabrication N‐PSCs ($86.49) I‐PSCs ($81.31) is very close, but significantly reduced $41.16 C‐PSCs (49%–52% reduction) because carbon electrode much cheaper than noble metal organic Besides, only low‐cost slot‐die coating process with needed deposition electrode, while expensive physical vapor reactive plasma processes

Language: Английский

Citations

6
Deploying a Dipole Electric Field at the CsPbI3 Perovskite/Carbon Interface for Enhancing Hole Extraction and Photovoltaic Performance DOI
Qixian Zhang, Huicong Liu,

Xiaozhen Wei

et al.

Small, Journal Year: 2024, Volume and Issue: unknown

Published: May 28, 2024

Abstract Carbon‐based CsPbI 3 perovskite solar cells without hole transporter (C‐PSCs) have achieved intense attention due to its simple device structure and high chemical stability. However, the severe interface energy loss at /carbon interface, attributed lower selectivity for inefficient charge separation, greatly limits performance. Hence, dipole electric field (DEF) is deployed above address issue by using a pole molecule, 4‐trifluoromethyl‐Phenylammonium iodide (CF ‐PAI), in which ─NH group anchors on surface ─CF extends away from it connects with carbon electrode. The DEF proven align built‐in field, that pointing toward electrode, well enhances separation interface. Besides, CF ‐PAI molecules also serve as defect passivator reducing trap state density, further suppresses defect‐induced non‐radiative recombination. Consequently, C‐PSCs achieve an excellent efficiency of 18.33% V OC 1.144 inorganic transporter.

Language: Английский

Citations

4
Perovskite Solar Cells: From Planar Designs to Fiber-based Innovations DOI Creative Commons

Ya Liu,

Yuhang Xiao,

Jisong Jia

et al.

Wearable electronics., Journal Year: 2024, Volume and Issue: 1, P. 150 - 159

Published: Aug. 23, 2024

Much progress has been made in wearable electronics recent years, with fiber-based devices offering unprecedented capabilities vision, hearing, environmental sensing, communication, energy management, and computing. However, the operation of multi-functional fabrics requires a robust supply. Fibers are regarded as suitable media for new paradigm perovskite solar cells owing to their unique properties, including high dynamic flexibility, large surface area, low weight, good integrability. device performance still impedes practical applications. Forming uniform crystalline films on highly curved surfaces is great challenge, yet much made. Herein, advances development fiber-shaped cells, those relating structure evolution working principles, well categorical optimizing growth various substrates, designing deposition methods, composition engineering reviewed. Promising research directions (e.g., photovoltaic devices) then suggested promote cells. Fiber-based thus promising choices supplies.

Language: Английский

Citations

4
Prebedded Sacrificing Layer for Developing Strain Released and Phase Pure CsPbBr3 Perovskite Solar Cells DOI

Shihui Zhu,

Yuxia Yin,

Teng Zhang

et al.

ACS Materials Letters, Journal Year: 2025, Volume and Issue: unknown, P. 692 - 698

Published: Jan. 23, 2025

Language: Английский

Citations

0
Precise engineering of CsPbI3 nanowires: Aspect ratio tuning and surface modification for improved stability DOI
Xiaohu Zhao, Junwei Zhou, Qingyuan Zhou

et al.

Journal of Alloys and Compounds, Journal Year: 2025, Volume and Issue: 1016, P. 178971 - 178971

Published: Feb. 1, 2025

Language: Английский

Citations

0
Reducing the Vibration of Carbazole‐Based Self‐Assembled Monolayers for High‐Performance Inverted Perovskite Solar Cells Through the Deuteration Strategy DOI
Desheng Li, Kai Chen, Shaojian Li

et al.

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

Published: April 4, 2025

Carbazole-based self-assembled small molecules are promising and commonly used hole transport layers (HTLs) materials for inverted perovskite solar cells (IPSCs). Here, a novel perdeuterated carbazole-based SAM named 4PACzd8 is obtained. Owing to the deuteration strategy, which causes reduction in molecular vibration frequency, modulates crystallization atop suppresses interfacial non-radiative recombination. Furthermore, it noteworthy that demonstrates heightened UV absorption properties, thereby offering enhanced protection underlying film from degradation resulting exposure. Compared with non-deuterated analog 4PACz, champion device employing showed higher power conversion efficiency (PCE) of 24.87% excellent stability. The impressive PCE by far one highest values IPSCs simple SAMs as HTLs.

Language: Английский

Citations

0
Advances in Single‐Halogen Wide‐Bandgap Perovskite Solar Cells DOI

Ting Nie,

Lingbo Jia,

Jiangshan Feng

et al.

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

Published: Dec. 1, 2024

Abstract Wide‐bandgap (WBG) ( E g ≥ 1.65 eV) perovskite solar cells (PSCs) made from mixed‐halide strategy experience severe photo‐induced halide segregation, leading to detrimental effects on the long‐term operational stability. Developing single‐halogen WBG perovskites can be fundamental solution prevent segregation. In this review, recent advances in PSCs, focusing cesium (Cs)‐based pure‐iodide (I) and all pure‐bromine (Br) species is summarized. A detailed discussion conducted crystallization dynamics of different systems. The key challenge for PSCs huge energy loss due inferior interfacial level alignment high defect density films, which greatly hinders efficiency improvement. To end, it systematically discuss optimization strategies, including regulating crystallization, passivating defects, achieving aligned levels, eliminating microstrain, enhance photovoltaic performance cells. Furthermore, highlighted that Cs‐based pure‐I encounter significant stability issue their low structural tolerance factor, warranting substantial attention. Finally, perspectives are outlined suggest ways further advance development application PSCs.

Language: Английский

Citations

3