Related references
Note: Only part of the references are listed.
Review
Chemistry, Multidisciplinary
Dong Meng et al.
Summary: Near-infrared (NIR)-absorbing organic semiconductors have revolutionized organic photovoltaic (OPV) research, enabling advancements in materials synthesis, device architecture, and efficiency improvement. This review categorizes NIR photovoltaic materials based on their absorption window and discusses the structure-property relationships to meet diverse application requirements. The potential of NIR materials in transparent OPVs, tandem OPVs, and photodetectors is highlighted, along with a discussion on the challenges and future directions for novel NIR materials in next-generation organic photovoltaics.
ADVANCED MATERIALS
(2022)
Review
Chemistry, Multidisciplinary
Yahui Liu et al.
Summary: In recent years, organic solar cells (OSCs) have made significant progress with power conversion efficiencies (PCEs) over 18%, showing promising practical applications. Key research focuses in the OSC field include development in material science and interface materials. The article systematically summarizes the recent progress in these areas and discusses current challenges and future developments.
SCIENCE CHINA-CHEMISTRY
(2022)
Article
Energy & Fuels
Wei Chen et al.
Summary: Perovskite/organic tandem solar cells have a promising future in thin-film photovoltaics due to the large chemical composition and tunability of their bandgap. However, their efficiency is currently limited by the open-circuit voltage loss and non-ideal interconnecting layers. In this study, the passivation of nickel oxide hole-transporting layers and the development of an optimized interconnecting layer structure led to a significant increase in efficiency, reaching a maximum of 23.60% (22.95% certified) in perovskite/organic tandem solar cells.
Article
Chemistry, Physical
Zhong Zheng et al.
Summary: A advanced interconnecting layer for tandem organic solar cell is developed in this study. By controlling the O-2 flux during evaporation, efficient electron extraction and low Schottky barrier are obtained, enabling effective charge recombination between two subcells. The tandem cell with the interconnecting layer shows a high efficiency of 20.27%.
Article
Chemistry, Multidisciplinary
Kangkang Zhou et al.
Summary: This study investigates the mechanical properties, miscibility, and film microstructure of all-polymer blend films using various characterization methods, and reveals the relationships between these properties. The findings are crucial for the successful fabrication of high-efficiency, mechanically robust, and stretchable all-PSCs.
ADVANCED FUNCTIONAL MATERIALS
(2022)
Article
Chemistry, Physical
Lei Zhu et al.
Summary: Morphological control of donor and acceptor domains is crucial for efficient organic photovoltaics, and this study demonstrates a double-fibril network strategy to achieve a high power conversion efficiency of 19.3%.
Article
Chemistry, Physical
Qian Kang et al.
Summary: In this study, a solid n-PEDOT:POM powder with neutral pH was synthesized, which exhibited excellent water solubility, high chemical stability, and superior hole collection ability. By using n-PEDOT:POM as the HTL material, organic solar cells achieved high fill factor and photovoltaic efficiency.
ADVANCED ENERGY MATERIALS
(2022)
Article
Energy & Fuels
Youyu Jiang et al.
Summary: Researchers have developed an alcohol-dispersed PEDOT formulation for efficient and stable organic solar cells. The formulation shows good wetting properties and low acidity, avoiding the drawbacks of aqueous PEDOT:PSS. Organic photovoltaics based on PEDOT:F achieved a power conversion efficiency of 15% and retained 83% of the initial efficiency after 1,330 hours of continuous illumination.
Review
Chemistry, Physical
Yakun He et al.
Summary: This article explores the industrial application value of bulk heterojunction (BHJ) organic solar cells (OSCs) and single-component OSCs (SCOSCs), including power conversion efficiency, photostability, and synthetic complexity. The results show that despite the slightly more complex synthesis, SCOSCs have higher industrial value and greater potential with increasing efficiency. Additionally, SCOSCs exhibit excellent photostability, making them a promising choice for industrial utilization.
Article
Chemistry, Physical
Lingling Zhan et al.
Summary: By constructing ternary organic photovoltaics, the open-circuit voltage (V-oc) loss is reduced, leading to a higher voltage without sacrificing the absorbing range. In addition, the ternary blend exhibits enhanced charge transport property and a higher fill factor.
Article
Nanoscience & Nanotechnology
Tao Yang et al.
Summary: In this study, a systematic solvent selection method for eco-friendly processed binary all-polymer solar cells (APSCs) with decent power conversion efficiencies (PCEs) was reported. Three typical solvents, toluene, o-xylene, and 1,2,4-trimethylbezene, were chosen and compared. The device enabled by o-xylene exhibited the highest PCE of 16.22%, thanks to its favorable morphology, which provided sufficient charge generation and efficient and balanced charge transport. This work provides an understanding of using solvent selection to achieve high-performance devices by controlling the morphology.
ACS APPLIED MATERIALS & INTERFACES
(2022)
Article
Nanoscience & Nanotechnology
Supeng Pei et al.
Summary: An interface modification layer is crucial for enhancing the performance of organic solar cells. This study proposes a new method using sulfonated graphene to modify PEDOT:PSS, resulting in improved surface morphology and conductivity, and increased charge extraction.
ACS APPLIED MATERIALS & INTERFACES
(2022)
Article
Chemistry, Multidisciplinary
Jia Yao et al.
Summary: The synthesis of PDINN-F and PDINN-2F as cathode interlayer (CIL) materials through a simple fluorination method has shown improved energy level alignment at the NIR-SMAs/CIL interface, leading to favorable electron extraction efficiency. PDINN-F exhibits higher electron mobility and better interfacial compatibility.
ADVANCED MATERIALS
(2022)
Article
Chemistry, Multidisciplinary
Yanan Wei et al.
Summary: The variation of the vertical component distribution has a significant impact on the photovoltaic performance of organic solar cells. This study demonstrates that sequential deposition of materials can improve the efficiency of solar cells.
ADVANCED MATERIALS
(2022)
Article
Chemistry, Physical
Ruijie Ma et al.
Summary: In this study, we fabricated ternary organic solar cells with high efficiency and decent performance by combining two donor polymers using a simple synthesis method. Our results indicate that the optimal morphology of the ternary blend is achieved through the coupling and competition between PTQ10 and PTVT-T, leading to efficient charge transport and suppressed bimolecular recombination. Furthermore, the optimized solvent-vapor-assisted casting method improved the efficiency of the optimal system to 19.11%.
ACS ENERGY LETTERS
(2022)
Article
Chemistry, Multidisciplinary
Lingling Zhan et al.
Summary: The study demonstrates the potential of using a quaternary strategy to improve the efficiency and practical application of organic photovoltaic (OPV) devices. By optimizing the intermixing-phase size, thick-film and large-area devices are constructed, achieving a high power conversion efficiency (PCE).
ADVANCED MATERIALS
(2022)
Article
Materials Science, Multidisciplinary
Jiali Song et al.
Summary: The study demonstrates that the incorporation of 2-methoxynaphthalene (2-MN) into PM6:PY-DT blend can effectively manipulate the aggregations of molecules and achieve high efficiency for all-polymer solar cells (all-PSCs). The use of 2-MN as a green and solid additive is a simple and feasible strategy to optimize morphology, promoting eco-friendly fabrication and application of all-PSCs.
Article
Chemistry, Multidisciplinary
Jiabin Zhang et al.
Summary: By adopting a random copolymerization strategy, the donor polymer JD40-BDD20 for non-halogenated solvent-processed all-PSCs shows improved solubility, suitable pre-aggregation and crystallinity, and superior miscibility with the acceptor PJTVT. The incorporation of the BDD unit enables a favorable morphology, leading to enhanced device performance with a PCE reaching 17.21% when using PA-5 as the acceptor.
ENERGY & ENVIRONMENTAL SCIENCE
(2022)
Article
Chemistry, Multidisciplinary
Ke Hu et al.
Summary: This study utilizes non-halogenated solvent toluene and volatilizable DTT solid additive to process all-polymer solar cells, achieving eco-friendly and high efficiency. The DTT solid additive fine-tunes the aggregation of polymer donors and acceptors, resulting in active layers with appropriate domain size and high purity, leading to improved performance of the all-polymer solar cells.
ENERGY & ENVIRONMENTAL SCIENCE
(2022)
Article
Chemistry, Multidisciplinary
Ruijie Ma et al.
Summary: In this study, the morphology of the active layer in all-polymer solar cells was fine-tuned using solvent additive and polymer additive, resulting in an efficiency of 16.04%. Altering the shape of crystallites enhanced charge transport, reduced recombination, and suppressed energy loss, leading to improved device efficiency and stability.
Article
Materials Science, Multidisciplinary
Ruijie Ma et al.
Summary: All-polymer solar cells (APSCs) are a promising application-oriented photovoltaic technology that offers operational and mechanical stability. However, their low power conversion efficiency has limited their competitiveness compared to other types of solar cells. In this study, we achieved improved performance of APSCs by enhancing energy transfer, tuning crystallinity, and improving phase separation, leading to faster charge transfer, balanced charge transport, suppressed exciton recombination, and more efficient charge extraction. The study also highlighted the importance of good miscibility between polymer donors in maintaining film morphology and ductility.
Article
Materials Science, Multidisciplinary
Ruijie Ma et al.
Summary: The choice of solvent has a significant impact on the efficiency and morphology of organic solar cells. The PM6:BTP-ClBr2 and PM6:BTP-4Cl systems show high efficiencies when processed in CB and TMB solvents. This research provides insights for achieving high-performance OSCs under conditions relevant for industrial fabrication.
ENERGY & ENVIRONMENTAL MATERIALS
(2022)
Article
Nanoscience & Nanotechnology
Siyi Ding et al.
Summary: This study demonstrates a simple and effective method to enhance the power conversion efficiency of highly efficient non-fullerene organic solar cells by mixing two electron transport materials. The new electron transport layer shows improved alignment with the active layer's energy level and morphology, leading to enhanced charge extraction, selectivity, and reduced exciton recombination. These improvements result in a boosted PCE in the PM6:Y6-based solar cells and also lead to leading results in binary all-polymer solar cells when combined with the non-halogenated solvent-processed PM6:PY-IT-based active layer.
ACS APPLIED MATERIALS & INTERFACES
(2021)
Article
Chemistry, Multidisciplinary
Ruijie Ma et al.
Summary: This article introduces highly efficient ternary OSCs based on PM6:BTP-ClBr1:BTP-2O-4Cl-C12, with 16.68% power conversion efficiency for as-cast device, relatively close to its annealed counterpart. The improved PCE of ternary device is mainly attributed to improved morphological properties including the more favorable materials miscibility, crystallinity, domain size and vertical phase separation. These results provide understanding and guidance for high-performance as-cast OSCs through the ternary strategy.
SCIENCE CHINA-CHEMISTRY
(2021)
Article
Chemistry, Physical
Qian Kang et al.
Summary: A new inorganic cluster HPMO:Sn has been developed as a hole transport layer (HTL) in organic solar cells, showing excellent photovoltaic performance with low cost and stable chemical structure. It is also compatible with blade coating process, demonstrating high efficiency in device fabrication.
Article
Chemistry, Physical
Tao Liu et al.
Summary: The performance of all-polymer organic solar cells has been improved by introducing a small amount of BN-T, resulting in increased crystallinity and enhanced exciton harvesting and charge transport. This enhancement is attributed to the reduced nonradiative energy loss and improved energy and charge transfer between acceptors, making AP-OSCs potentially as efficient as devices based on small molecule acceptors.
Article
Chemistry, Multidisciplinary
Dongxu Li et al.
Summary: In recent years, significant progress has been made in organic solar cells using asymmetric strategies to construct non-fullerene small molecule acceptors, achieving power conversion efficiencies of over 18%. Asymmetric acceptors not only impact molecular packing through changes in conformation but also achieve a balance between solubility and crystallinity.
ACS CENTRAL SCIENCE
(2021)
Article
Chemistry, Physical
Ruijie Ma et al.
Summary: Anode modification is crucial for enhancing the performance of organic solar cells (OSCs), with various doped hole transport layers (HTLs) showing improved work functions and conductivities. The study demonstrates that different adulterants formed varying hydrogen bonds in HTLs, resulting in different interfacial morphology and mobility, affecting recombination differently. The doping strategy extends to a high-performance system, achieving a significant efficiency increase in all-polymer solar cells.
ADVANCED ENERGY MATERIALS
(2021)
Article
Energy & Fuels
Jiabin Zhang et al.
Summary: Recent research has shown that increasing the spin-coating speed during device processing of all-polymer solar cells can significantly improve efficiency. A new polymer acceptor PJ2 is designed as an enhancer to further boost the performance of the device.
Article
Nanoscience & Nanotechnology
Le Jin et al.
Summary: The study compared all-polymer devices processed with chloroform and toluene, and found that toluene processing resulted in higher power conversion efficiency and better photostability. This work offers a new direction for developing high-performance, low-toxicity solvent-treated all-polymer OSCs.
ACS APPLIED MATERIALS & INTERFACES
(2021)
Article
Chemistry, Multidisciplinary
Tiefeng Liu et al.
Summary: The article introduces a low work-function cathode PEDOT:PSS-TBA with improved conductivity and stability. By using this new cathode in organic solar cells, the stability of the devices can be enhanced.
ADVANCED FUNCTIONAL MATERIALS
(2021)
Article
Chemistry, Multidisciplinary
Yong Cui et al.
Summary: By combining material design and ternary blending strategy, a maximum power conversion efficiency of 19.0% is achieved in single-junction OPV cells. Optimized active layer structure significantly improves the photovoltaic parameters, enhancing the performance and PCE values of the cells.
ADVANCED MATERIALS
(2021)
Article
Chemistry, Multidisciplinary
Huifeng Meng et al.
Summary: A robust hole transporting layer (HTL) was successfully processed from Cobalt(II) acetate tetrahydrate precursor by thermal annealing (TA) and UV-ozone (UVO) treatments, achieving high work function and ideal charge extraction morphology. By optimizing the processing conditions, a record PCE of 18.77% was achieved with PM6 as the polymer donor and L8-BO as the electron acceptor, outperforming PEDOT:PSS-based solar cell devices.
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION
(2021)
Article
Chemistry, Multidisciplinary
Qunping Fan et al.
Summary: A novel non-fully conjugated polymer acceptor PFY-2TS with a low bandgap was developed and showed improved performance in all-polymer solar cells with a PCE of 12.31% and reduced energy loss. This study demonstrated that non-fully conjugated polymers as a new class of acceptor materials are very promising for the development of high-performance all-polymer solar cells.
SCIENCE CHINA-CHEMISTRY
(2021)
Article
Chemistry, Physical
Xia Xiong et al.
Summary: This study focused on optimizing charge extraction efficiency and charge recombination through interface engineering, resulting in increased efficiencies of two types of organic solar cells.
ACS ENERGY LETTERS
(2021)
Article
Chemistry, Multidisciplinary
Gaoda Chai et al.
Summary: Side-chain engineering plays a crucial role in optimizing Y-series nonfullerene acceptors (NFAs) for organic solar cells (OSCs). By investigating the orientation of side chains, it was found that the meta-positioned hexylphenyl group (m-BTP-PhC6) showed the most beneficial effects on optical absorption, intermolecular packing, and phase separation of NFAs, resulting in a device efficiency of 17.7% when paired with a donor polymer PTQ10. This study demonstrates that regulating side-chain orientations of Y-series NFAs is a promising strategy for achieving favorable morphology, high charge mobility, and improved solar cell performances.
ENERGY & ENVIRONMENTAL SCIENCE
(2021)
Article
Chemistry, Multidisciplinary
Chunguang Zhu et al.
Summary: A new polymer acceptor, PS1, was developed by linking a non-fullerene acceptor building block with dithienothiophen[3,2-b]pyrrolo-benzotriazole capped with 3-(dicyanomethylidene)-indan-1-one via a thiophene spacer, enabling it to be easily dissolved in non-chlorinated solvents. When using 2-methyltetrahydrofuran as the processing solvent, the all-PSC composed of PS1 and a polymer donor PTzBI-oF achieved a remarkably high power conversion efficiency of 13.8% in the light-harvesting layer.
CHEMICAL COMMUNICATIONS
(2021)
Article
Chemistry, Multidisciplinary
Xuebin Chen et al.
ADVANCED FUNCTIONAL MATERIALS
(2020)
Article
Chemistry, Multidisciplinary
Hao-Wen Cheng et al.
Article
Chemistry, Multidisciplinary
Ruijie Ma et al.
SCIENCE CHINA-CHEMISTRY
(2020)
Article
Chemistry, Multidisciplinary
Tang Haoran et al.
SCIENCE CHINA-CHEMISTRY
(2020)
Article
Chemistry, Physical
Miao Zeng et al.
ADVANCED ENERGY MATERIALS
(2020)
Article
Chemistry, Physical
Zhenghui Luo et al.
Article
Chemistry, Physical
Yuanbao Lin et al.
ACS ENERGY LETTERS
(2020)
Article
Chemistry, Multidisciplinary
Zhenghui Luo et al.
ADVANCED MATERIALS
(2020)
Article
Chemistry, Multidisciplinary
Bin Guo et al.
ACS SUSTAINABLE CHEMISTRY & ENGINEERING
(2019)
Article
Chemistry, Multidisciplinary
Yuanbao Lin et al.
ADVANCED MATERIALS
(2019)
Article
Chemistry, Multidisciplinary
Lei Zhu et al.
ADVANCED MATERIALS
(2019)
Article
Chemistry, Multidisciplinary
Jianqiu Wang et al.
ADVANCED MATERIALS
(2019)
Article
Nanoscience & Nanotechnology
Yi-Jiun Huang et al.
ACS APPLIED MATERIALS & INTERFACES
(2018)
Article
Chemistry, Multidisciplinary
Zhong Zheng et al.
ADVANCED MATERIALS
(2018)
Article
Multidisciplinary Sciences
Chenkai Sun et al.
NATURE COMMUNICATIONS
(2018)
Article
Nanoscience & Nanotechnology
Guan-Chiun Chiou et al.
ACS APPLIED MATERIALS & INTERFACES
(2017)
Article
Chemistry, Multidisciplinary
Maojie Zhang et al.
ADVANCED MATERIALS
(2015)
Article
Chemistry, Multidisciplinary
Suchol Savagatrup et al.
ADVANCED FUNCTIONAL MATERIALS
(2015)
Review
Materials Science, Multidisciplinary
Antonio Facchetti
Article
Materials Science, Multidisciplinary
Youngkyoo Kim et al.
ORGANIC ELECTRONICS
(2009)
