Organic Photovoltaic Cell Transfer

Charge-transfer electronic states in organic solar cells

In organic solar cells, the charge-transfer (CT) electronic states that form at the interface between the electron-donor (D) and electron-acceptor (A) materials have a crucial role in...

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Advances in organic photovoltaic cells: a comprehensive review …

First generation solar cells, also known as conventional or traditional solar cells, are made primarily of silicon. 34 These cells were first developed in the 1950s and have been the most widely used type of solar cell to date. 35,36 The efficiency of these cells ranges from 6–15%, but through continuous research and development, the efficiency of these cells has increased …

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Semitransparent organic photovoltaics for building-integrated

Organic solar cells that are semitransparent in the visible and strongly absorbing in the near-infrared spectral regions present unique opportunities for applications in buildings and agriculture ...

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Organic photovoltaic cell analysis through quantum efficiency and ...

In this work is reported a comparison of the film morphology, film molecular ordering and X-ray diffraction pattern between two of the most common and efficient donor polymers used in organic photovoltaic (OPV) cells: PTB7 and PTB7-Th. These comparisons indicate that PTB7-Th film chains are somewhat thicker and less spaced than those for PTB7; also, PTB7-Th films have a …

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Charge-transfer states in photosynthesis and organic solar cells

Keywords: charge-transfer state, photosynthesis, organic photovoltaics, reaction center, exciton Citation: Hustings J, Bonné R, Cornelissen R, Morini F, Valcke R, Vandewal K and Manca JV (2022) Charge-transfer states in photosynthesis and organic solar 3:

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Recent advances in organic solar cells: materials, design, and ...

Organic solar cells have emerged as promising alternatives to traditional inorganic solar cells due to their low cost, flexibility, and tunable properties. This mini review introduces a novel perspective on recent advancements in organic solar cells, providing an overview of the latest developments in materials, device architecture, and performance …

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Molecular interaction induced dual fibrils towards organic solar cells ...

cell with 16.88% efficiency enabled by refined acceptor crystallization and morphology with improved charge transfer and ... kinetics enables organic photovoltaic cells with 19 .5% efficiency. CCS ...

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Understanding the Nonradiative Charge Recombination in …

2 · Organic photovoltaics (OPVs) have made significant strides with efficiencies now exceeding 20%, positioning them as potential competitors to inorganic solar technologies. One …

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Chinese Journal of Chemistry

Charge generation, a critical process in the operation of organic solar cell (OSC), requires thorough investigation in an ultrafast perspective. This work demonstrates that the utilization of alloy model for the non-fullerene acceptor (NFA) component can regulate the ...

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Organic Solar Cells: Recent Progress and Challenges

Broadening the optical absorption of organic photovoltaic (OPV) materials by enhancing the intramolecular push-pull effect is a general and effective method to improve the power conversion efficiencies of OPV cells.

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Physical insights into non-fullerene organic photovoltaics

Non-fullerene acceptors have boosted the development of organic photovoltaics. This Review highlights the photophysics and device physics of non-fullerene organic photovoltaics, including exciton ...

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Enabling high-performance, centimeter-scale organic …

Organic solar cells (OSCs) represent an important emerging photovoltaic (PV) technology that can be produced by high-throughput solution processing from a vast array of organic semiconductors. 1–4 The tunable …

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Reduced non-radiative charge recombination enables organic photovoltaic ...

DOI: 10.1016/J.JOULE.2021.06.020 Corpus ID: 237671849 Reduced non-radiative charge recombination enables organic photovoltaic cell approaching 19% efficiency @article{Bi2021ReducedNC, title={Reduced non-radiative charge recombination enables organic photovoltaic cell approaching 19% efficiency}, author={Pengqing Bi and Shaoqing Zhang and …

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Enhancing photovoltaic performance of organic solar cells by …

3 · Organic solar cells (OSCs) have attracted significant attention due to their lightweight, low cost, ease of processing, and great potential as renewable energy. 1,2 Over the past …

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Organic Semiconductor Interfaces and Their Effects in …

Energy levels and energy level alignment at interfaces play a decisive role in designing efficient and stable organic solar cells (OSCs). In this review two usually used technologies in organic photovoltaic communities for …

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Insight into Organic Photovoltaic Cell: Prospect and Challenges

For many years, the market for silicon-based PV technologies has been driven by silicon''s excellent charge transport properties and its abundance in the Earth''s crust, achieving efficiency rates of around 25% [18].However, organic photovoltaic (OPV) cell technology ...

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External Quantum Efficiency Above 100% in a Singlet-Exciton …

Two ideas on energy transfer phenomena: Ion-pair effects involving the OH stretching mode, and sensitization of photovoltaic cells ... Congreve D. N., Thompson N. J., Baldo M. A., Enhanced external quantum efficiency in an organic photovoltaic cell via singlet ). ...

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Open-circuit voltage of organic solar cells: interfacial roughness ...

Organic photovoltaics (PV) is an energy-harvesting technology that offers many advantages, such as flexibility, low weight and cost, as well as environmentally benign materials and manufacturing ...

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Stamping Transfer of a Quantum Dot Interlayer for Organic Photovoltaic ...

Request PDF | Stamping Transfer of a Quantum Dot Interlayer for Organic Photovoltaic Cells | An organophilic cadmium selenide (CdSe) quantum dot (QD) interlayer was prepared on the active layer in ...

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Progress of organic photovoltaics towards 20% efficiency

Organic photovoltaics (OPVs) are an emerging solar cell technology that is cost-effective 1,2,3, lightweight 4,5 and flexible 4,6,7,8.Moreover, owing to their energy-efficient production and non ...

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Light intensity dependence of the photocurrent in organic photovoltaic ...

Photovoltaic devices based on organic semiconductors, including solar cells, indoor photovoltaic cells, and photodetectors, hold great promise for sustainable energy and light-harvesting technologies. 1–4 However, these systems generally suffer from large non-geminate recombination of charge carriers, limiting the collection of photogenerated charge carriers and, …

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Photophysical pathways in efficient bilayer organic solar cells: The ...

The development of organic photovoltaic (OPV) cells has long been guided by the idea that excitons – bound electron-hole pairs created by light absorption – diffuse only 5-10 nm.

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Insights into the Charge-Transfer Mechanism of …

Organic photovoltaic (OPV) devices have attracted considerable interest in the last 15–20 years, mainly due to their relatively low manufacturing costs, high flexibility, and the possibility of roll-to-roll processing, which enables high- and …

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Simplified fabrication of high-performance organic …

This study introduces a novel self-assembling deposition (SAD) method utilizing synthesized molecules BPC-M, BPC-Ph, and BPC-F, simplifying the fabrication while achieving high-performance of organic solar cells (OSCs). …

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Charge-transfer electronic states in organic solar cells: a TDDFT …

The prediction of new organic photovoltaic materials in organic solar cells (OSCs) must include a precise description of charge-transfer states because they are involved in electron-transfer processes such as charge separation and charge recombination which govern the device efficiency. Also, as the experime

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Carrier Tunneling from Charge Transfer States in Organic Photovoltaic Cells

In organic solar cells, the charge-transfer (CT) electronic states that form at the interface between the electron-donor (D) and electron-acceptor (A) materials have a crucial role in exciton ...

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Delocalization and dielectric screening of charge transfer states in ...

How to cite this article: Bernardo, B. et al. Delocalization and dielectric screening of charge transfer states in organic photovoltaic cells. Nat. Commun. 5:3245 doi: 10.1038/ncomms4245 (2014).

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Insight into Organic Photovoltaic Cell: Prospect and Challenges

Organic photovoltaic cell (OPC) technology involves organic semiconductor electronics that use small organic molecules or conductive organic polymers to absorb sunlight and generate charge carriers through the photovoltaic effect [70].

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Reduced non-radiative charge recombination enables …

Suppressing the non-radiative energy loss by optimizing the exciton behaviors in PBDB-TF:eC9-based organic photovoltaic (OPV) cells is demonstrated in this work. The exciton diffusion length and exciton lifetime in …

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14.7% Efficiency Organic Photovoltaic Cells Enabled by Active …

Although significant improvements have been achieved for organic photovoltaic cells (OPVs), the top-performing devices still show power conversion efficiencies far behind those of commercialized solar cells. One of the main reasons is the large driving force required for separating electron–hole pairs. Here, we demonstrate an efficiency of 14.7% in the single …

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Correlating the Hybridization of Local‐Exciton and …

1 Introduction The power conversion efficiencies (PCE) of single-junction organic solar cells (OSCs) have currently been pushed to 19%. [1-5] One of the breakthroughs accounting for this striking progress in the PCEs …

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Organic laser power converter for efficient wireless micro power …

This work shows the good performance of organic photovoltaic cells in constructing organic laser power converters and provides a potential solution for the wireless …

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Exploration of the synergistic effect of chrysene-based core and ...

Khalid, M. et al. Photovoltaic response promoted via intramolecular charge transfer in pyrazoline-based small molecular acceptors: Efficient organic solar cells. Arab. J.

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Rational molecular and device design enables organic solar cells ...

For organic solar cells to be competitive, the light-absorbing molecules should simultaneously satisfy multiple key requirements, including weak-absorption charge transfer state, high dielectric ...

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Organic laser power converter for efficient wireless micro power transfer

This work shows the good performance of organic photovoltaic cells in constructing organic laser power converters and ... M. et al. Coherent ultrafast charge transfer in an organic photovoltaic ...

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Highly efficient organic solar cells enabled by suppressing triplet ...

6 · Lee, D. et al. Charge recycling mechanism through a triplet charge-transfer state in ternary-blend organic solar cells containing a nonfullerene acceptor. ACS Energy Lett 6, …

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Indoor organic photovoltaic module with 30.6 % efficiency for …

Organic photovoltaic (OPV) cells possess substantial advantages for indoor applications. However, the underdeveloped cathode interlayer hinders the industrialization of indoor OPV cells. Here, we introduce a phenanthroline derivative with weak nucleophilicity, dicarbolong-phenanthroline (DCP), as the cathode interlayer and comprehensively examine its …

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Endgroup engineering of the third component for high-efficiency …

2 · Over 16% efficiency organic photovoltaic cells enabled by a chlorinated acceptor with increased open-circuit voltages Nat. Commun., 10 ( 2019 ), p. 2515, 10.1038/s41467-019 …

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High-performance vertical field-effect organic photovoltaics

The device efficiency of organic solar cells is usually limited by the inherent energy loss during carrier transport. Here, authors integrate bulk heterojunction organic photovoltaic with vertical ...

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Organic Photovoltaic Devices | SpringerLink

In 1986, Tang reported the first example of an organic solar cell based on a bilayer planar heterojunction structure using a CuPc/Perylene derivative as the active component [].A typical single-junction OPV device usually consists of a "sandwich" structure: the active ...

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