4 · A medium bandgap polymer acceptor (P-ITTC) as guest was developed, showing a complementary absorption and matched energy levels with NIR-absorbing binary host. The P
To elucidate the effect of the PTB7 polymer on bismuth-based solar cell systems, we fabricated photovoltaic devices using conjugated polymers as HTLs with a device architecture of fluorine-doped tin oxide (FTO)/compact or mesoporous TiO 2 (c-TiO 2 or m-TiO 2)/AgBi 2 I 7 /P3HT or PTB7/Au (Insets of Fig. 4 and Fig. S1).
Organic photovoltaics (OPVs) are a promising technology for indoor low-energy-consumption portable electronic equipment. However, the relatively large voltage loss (Vloss) of OPVs, typically exceeding 0.6 V, limits their application. Here, we develop a wide bandgap (WBG) two-dimensional (2D) linear polymer P Journal of Materials Chemistry A HOT Papers
Furthermore, huge amounts of energy and complex processing are needed to create the purified silicon for these solar cells. To address this, much research has focussed on perovskite-based solar cells.
Gu, X. et al. Roll-to-roll printed large-area all-polymer solar cells with 5% efficiency based on a low crystallinity conjugated polymer blend. Adv. Energy Mater. 7, 1602742 (2017).
Although much promising synthetic progress in conjugated polymer-based organic solar cells (OSCs) has resulted in significant improvement in power conversion efficiencies (PCEs) of from over 15 to >19.0% in the last
Du, J. et al. Polymerized small molecular acceptor based all-polymer solar cells with an efficiency of 16.16% via tuning polymer blend morphology by molecular design. Nat. Commun. 12, 1–10 (2021).
A highly efficient sequentially deposited bilayer (SD-bilayer) of polymer/fullerene organic photovoltaic (OPV) device is developed via the solution process. Herein, we resolve two essential
ation solar cells are mainly based on silicon wafers and typically demonstrate a performanceabout15–20%withhighstability.However,theyarerigidandrequirea lot of energy in production [13, 14]. The second-generation solar cells are based on amorphous silicon, CIGS and CdTe,wherethetypicalperformanceis10–15% butbasedonscarce elementswhich
Unlike traditional inorganic solar cells, organic solar cells utilize organic molecules or polymers that can be fabricated using low-cost, scalable solution-based processes. This opens up new avenues for large-scale production and integration into various applications such as building-integrated photovoltaics, wearable electronics, and portable
Because of an emergent demand for visible-spectrum applications in daily life, organic-based photovoltaics are thought to be a strong candidate to fulfill this need. This article concisely reviews the developments in polymer and small-molecule materials for achieving effective transparent photovoltaic devices and their potential applications in order to engender
Solution-processed polymer solar cells (PSCs) have attracted dramatically increasing attention over the past few decades owing to their advantages of low cost, solution processability, light weight, and excellent flexibility. Recent progress in materials synthesis and devices engineering has boosted the power conversion efficiency (PCE) of single-junction
Herein, the latest progresses of polymer solar cells with efficiency over 17% are briefly reviewed from the aspects of active material design, interface material development, and device technology. At last, the opportunities and challenges of organic photovoltaic commercialization in the future are discussed.
Naphthobisthiadiazole-Based π-Conjugated Polymers for Nonfullerene Solar Cells: Suppressing Intermolecular Interaction Improves Photovoltaic Performance. ACS Applied Materials & Interfaces 2022, 14 (12), 14400-14409.
The polymer solar cells based on the fluorinated electron acceptors exhibit power conversion efficiencies as high as 11.5%, much higher than that of their nonfluorinated counterpart (7.7%).
APSCs offer all: All-polymer solar cells have attracted great attention, owing to rational design, improved morphology, strong absorption, enhanced stability etc. This Minireview highlights the opportunities of APSCs,
The quest for clean and sustainable energy sources has led to the exploration of solar energy as a promising solution to reduce reliance on finite fossil fuels. 1–9 Recently, organic solar cells (OSCs) have garnered
In dye-sensitized solar cells, polymers can be used as flexible substrates, pore- and film-forming agents of photoanode films, platinum-free counter electrodes, and the frameworks of quasi-solid-state electrolytes.
Although much promising synthetic progress in conjugated polymer-based organic solar cells (OSCs) has resulted in significant improvement in power conversion efficiencies (PCEs) of from over 15 to >19.0% in the last five years, the sophisticated and complex reactions from at least two families'' monomers with remarkably different electron push–pull
Polymer-based OPV cells use long-chained molecular systems for the electron-donating material (e.g., P3HT, Dye-sensitized solar cells are a hybrid organic-inorganic technology that uses small-molecule absorber dyes. These dyes adsorb onto a suitable electron-accepting material, such as titanium dioxide or zinc oxide, along with an
The emerging dye-sensitized solar cells, perovskite solar cells, and organic solar cells have been regarded as promising photovoltaic technologies. The device structures and components of these solar cells are imperative to the device''s efficiency and stability. Polymers can be used to adjust the device components and structures of these solar cells purposefully,
Polymer-Inorganic Hybrid Solar Cells. Polymer-inorganic hybrid solar cells are another important area of polymer based-OPVs. Many inorganic materials, for example CdSe, ZnO, and TiO 2 are good acceptor materials with high mobility that can be naturally used to replace PCBM in BHJ blends. Alivisatos et al. demonstrated that CdSe nanorods could
Nakao N, Saito M, Mikie T, Ishikawa T, Jeon J, Kim HD, et al. Halogen-free π-conjugated polymers based on thienobenzobisthiazole for efficient nonfullerene organic solar cells: rational design
On the Morphology of Polymer-Based Photovoltaics Feng Liu,1 Yu Gu,1 Jae Woong Jung,2 Won Ho Jo,2 Thomas P. Russell1,3 1Department of Polymer Science and Engineering, University of Massachusetts, Amherst, Massachusetts 01003, United States 2WCU Hybrid Materials Program and Department of Materials Science and Engineering, Seoul National University, San, 56–1,
Polymer-based solar cells have been the topic of more emphasis and continuous study in recent decades, which have shown a substantial increase in PCEs from 6% to 17% [23,24,25,26,27,28,29]. Among them, organic solar cells containing small molecules and polymer-based solar cells have been studied broadly in industrial and academic communities
In conclusion, we have demonstrated excellent thickness tolerance of all-polymer-based photovoltaic devices for efficient and stable indoor applications. We find that bimolecular recombination is the dominant factor deteriorating the device performances of the all-polymer OPVs with thicker active layers, which originates from the formation of a
As the photovoltaic (PV) industry continues to evolve, advancements in polymer based photovoltaics have become critical to optimizing the utilization of renewable energy sources. From innovative battery technologies to intelligent energy management systems, these solutions are transforming the way we store and distribute solar-generated electricity.
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