Highly efficient Cu(In,Ga)Se2 solar cells grown on flexible polymer ...
Solar cells based on polycrystalline Cu(In,Ga)Se 2 absorber layers have yielded the highest conversion efficiency among all thin-film technologies 1,2,3, and the use of flexible polymer films as ...
Optimizing mechanical stretchability and photovoltaic …
Optimizing mechanical stretchability and photovoltaic performance in all-polymer solar cells from a two-donor polymer blend. Author links open overlay panel Mingfei Li a ... properties with the PM6-OD content in the donor was analyzed through grazing-incidence X-ray scattering and thin-film mechanical measurements to gain a …
Both showed substantial electron mobilities in organic thin-film transistors; however, ring fusion of the BTI dimer drastically increased the device performance of the resulting polymer in all-polymer solar cells, with remarkable power-conversion efficiency up to 6.85 % and a large open-circuit voltage of 1.04 V.
Optimal geometric design of monolithic thin-film solar modules ...
For example in the case of 0.5 cm solar cell length and 0.05 cm solar cell distance, which can be e.g. readily achieved by laser structuring of the interconnects, the ITO-glass system yields about 3.5%, the ITO-PET system yields about 3.1% and the PH 1000-PET system yields 2.4% power conversion efficiency–and thus about two-third of …
Transient absorption spectroscopy of polymer-based thin-film …
In polymer solar cells, as shown in the figure, the photon absorption first produces singlet excitons that are electron–hole pairs tightly bound by the Coulomb …
Organic thin-film solar cells: Devices and materials | Science …
Abstract. In recent years, the performance of organic thin-film solar cells has gained rapid progress, of which the power conversion efficiencies (η p) of 3%–5% are …
Efficient and Flexible Thin Film Amorphous Silicon Solar Cells on Nanotextured Polymer …
The mechanical flexibility of substrates and controllable nanostructures are two major considerations in designing high-performance, flexible thin-film solar cells. In this work, we proposed an approach to realize highly ordered metal oxide nanopatterns on polyimide ...
Organic thin-film solar cells: Devices and materials
In recent years, the performance of organic thin-film solar cells has gained rapid progress, of which the power conversion efficiencies (η p) of 3%–5% are commonly achieved, which were difficult to obtain years ago and are improving steadily now. The η p of 7.4% was achieved in the year 2010, and η p of 9.2% was disclosed and …
Efficient and Flexible Thin Film Amorphous Silicon Solar Cells on ...
Efficient and Flexible Thin Film Amorphous Silicon Solar Cells on Nanotextured Polymer Substrate Using Sol–gel Based Nanoimprinting Method. Chi Zhang, ... flexible thin-film solar cells. In this work, we proposed an approach to realize highly ordered metal oxide nanopatterns on polyimide (PI) substrate based on the sol-gel chemistry and soft ...
Solution-Processed Polymeric Thin Film as the Transparent …
In this work, we report a solution-processed transparent polymeric thin film as the electrode for flexible solution-processed PSCs. The solution-processed …
Polymer solar cell (PSC), also called organic photovoltaic solar cell (OPV), is an emerging solar cell, benefitting from recent advances in nano-structured and functional energy …
Flexible, highly efficient all-polymer solar cells
All-polymer solar cells have advantages over fullerene-based solar cells due to improved stability and tunable chemical and electronic properties. ... thin films without any substrate were floated ...
Optimal geometric design of monolithic thin-film solar modules: Architecture of polymer solar cells …
In this study the geometrical optimization of monolithically integrated solar cells into serially connected solar modules is reported. Based on the experimental determination of electrodes′ sheet and intermittent contact resistances, the overall series resistance of individual solar cells and interconnected solar modules is calculated.
Solar Cells: Efficient and Flexible Thin Film Amorphous Silicon Solar ...
Solar Cells: Efficient and Flexible Thin Film Amorphous Silicon Solar Cells on Nanotextured Polymer Substrate Using Sol–gel Based Nanoimprinting Method (Adv. Funct. Mater. 13/2017) Chi Zhang. Key Laboratory of Soft Chemistry and Functional Materials of Education Ministry, Nanjing University of Science and Technology, Nanjing, 210094 …
Thin films of solid-state polymer electrolytes for dye-sensitized solar ...
The J-V performance of the cells using the polymer blend SSEs prepared at 30 °C for 423 h is given in Table 1.The results show that the cells using pure PEO-based SSEs had a J sc value of 11.24 mA cm −2; this value was lower than the J sc value obtained for the liquid cells (16.69 mA cm −2).However, this value was increased for the cells …
Solution-processed Fe3O4 magnetic nanoparticle thin film
We report, for the first time, the effect of a solution-processed Fe3O4 magnetic nanoparticle (MNP) thin film and a Fe3O4 MNP thin film aligned by an external magnetostatic field, used as a hole extraction layer (HEL), respectively, in polymer solar cells (PSCs). The thin film of a Fe3O4 MNP shows a …
Semiconducting Polymer Thin Films Used in Organic Solar Cells: …
Active films of OPVs cells based on PTB7 are also analyzed by using AFM phase imaging showing domains size of 80–120 nm. This current STM analysis can …
Patterned Liquid Crystal Polymer Thin Films Improved Energy Conversion Efficiency at High Incident Angles for Photovoltaic Cells
In this report, micro-patterned silicon semiconductor photovoltaic cells have been proposed to improve the efficiency in various incident sunlight angles, using homeotropic liquid crystal polymers. The anisotropic liquid crystal precursor solution based on a reactive mesogen has good flowing characteristics. It can be evenly coated on the …
Boosting Highly Efficient Hydrocarbon Solvent-Processed All-Polymer-Based Organic Solar Cells by Modulating Thin-Film …
Many highly efficient all-polymer-based organic solar cells (OSCs) have been achieved owing to material design and device engineering. However, most of them were achieved by using halogenated solvents to process the active layers, being not beneficial to its nature of green energy technology. In this work, we compared chloroform- and toluene-processed …
Progress in emerging solution-processed thin film solar cells – Part II: Perovskite solar cells …
Perovskite solar cell (SC) is the most attractive and efficient emerging thin film SC, with a power conversion efficiency (PCE) of up to 22%, certified by the United States National Renewable Energy Laboratory (NREL), although the cell is …
Solution-Processed Polymeric Thin Film as the Transparent Electrode for Flexible Perovskite Solar Cells …
In the past decade, perovskite solar cells (PSCs) were arising as a new generation of low-cost solar technology for renewable energy generation. More than 25% of power conversion efficiency (PCE) was reported from PSCs on the rigid indium tin oxide (ITO)/glass electrode. However, PSCs fabricated on flexible solution-processed …
Polymers | Free Full-Text | Investigation of Polymer/Si Thin Film Tandem Solar Cell …
The current study introduces a two-terminal (2T) thin-film tandem solar cell (TSC) comprised of a polymer-based top sub cell and a thin crystalline silicon (c-Si) bottom sub cell. The photoactive layer of the top sub cell is a blend of PDTBTBz-2F as a polymer donor and PC71BM as a fullerene acceptor. Initially, a calibration of the two sub …
Improvement of inverted-type organic solar cells by mild oxygen …
The effect of mild oxygen plasma etching on poly(3-hexylthiophene) (P3HT): [6,6]-phenyl C 61 butyric acid methyl ester (PCBM) blend film was investigated to improve the efficiency of inverted polymer solar cells. Our study shows that the polymer surface adjacent to the anode was modified into a more hydrophobic P3HT-rich surface, …
Polymer solar cell (PSC), also called organic photovoltaic solar cell (OPV), is an emerging solar cell, benefitting from recent advances in nano-structured and functional energy materials and thin films, making it a cutting edge applied science and engineering
In addition, the efficiency could be much more significantly improved to 14–16% when the angle is inclined to 45°. The unique patterned liquid crystal polymer thin films provide enhanced energy conversion efficiency for silicon photovoltaic cells. The design could be further evaluated for other solar cell applications.
Investigation of Polymer/Si Thin Film Tandem Solar …
The current study introduces a two-terminal (2T) thin-film tandem solar cell (TSC) comprised of a polymer-based top sub cell and a thin crystalline silicon (c-Si) bottom sub cell. The photoactive layer of the …
