Local Dipole Modulation Toward High Fill Factor in Organic Solar Cells
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Materials"
DOI: 10.1002/adma.202408858
Abstract: Dipole moment arrangement in organic semiconductors plays a critical role in affecting the intermolecular packing, determining optoelectronic properties and device performance. Here, to get the desired fill factor (FF) values in organic solar cells (OSCs),… read more here.
Keywords: fill factor; dipole modulation; solar cells; organic solar ... See more keywords
A High Throughput Platform to Minimize Voltage and Fill Factor Losses
Sign Up to like & getrecommendations! Published in 2025 at "Advanced Energy Materials"
DOI: 10.1002/aenm.202403479
Abstract: Organic photovoltaics (OPV) now can exceed 20% power conversion efficiency in single junction solar cells. To close the remaining gap to competing technologies, both fill factor and open‐circuit voltage must be optimized. The Langevin reduction… read more here.
Keywords: high throughput; fill factor; voltage; factor ... See more keywords
80% Fill Factor in Organic Solar Cells with a Modified Nickel Oxide Interlayer
Sign Up to like & getrecommendations! Published in 2025 at "Advanced Energy Materials"
DOI: 10.1002/aenm.202404981
Abstract: The efficiency of organic solar cells has raised drastically in the past years. However, there is an undeniable lack of hole transport layers that can provide high carrier selectivity, low defect density, and high processing… read more here.
Keywords: fill factor; nickel oxide; solar cells; organic solar ... See more keywords
Effects of Bulk Heterojunction Morphology Control via Thermal Annealing on the Fill Factor of Anthracene-based Polymer Solar Cells
Sign Up to like & getrecommendations! Published in 2020 at "Macromolecular Research"
DOI: 10.1007/s13233-020-8107-z
Abstract: Here we report a polymeric semiconductor (ODATT) comprising alkoxy anthracene (ODA) and thienothiophene (TT) polymerized by stille coupling reaction with the Pd catalyst. The optical properties of the polymer: PC71BM blend films are used by… read more here.
Keywords: via thermal; microscopy; polymer; anthracene ... See more keywords
Ordered orientation and compact molecule packing due to coplanar backbone structure of interlayer: Improvement in fill factor for photovoltaic device
Sign Up to like & getrecommendations! Published in 2019 at "European Polymer Journal"
DOI: 10.1016/j.eurpolymj.2019.04.025
Abstract: Abstract A novel alcohol/water-soluble small molecule was obtained using a p-type planar backbone. The synthesized molecule was dissolved in organic solvents and highly polar solvents. The 3,3′-(((3,3″′-dimethyl-[2,2′:5′,2″:5″,2″′-quarterthiophene]-5,5″′-diyl)bis(4,1-phenylene))bis(oxy))bis(N,N-dimethylpropan-1-amine) (QTA) film exhibited a red-shifted spectrum compared with… read more here.
Keywords: photovoltaic device; molecule; backbone; fill factor ... See more keywords
A highly crystalline non-fullerene acceptor enabling efficient indoor organic photovoltaics with high EQE and fill factor
Sign Up to like & getrecommendations! Published in 2021 at "Joule"
DOI: 10.1016/j.joule.2021.03.020
Abstract: Summary The growth of the internet of things (IoT) is creating a demand for convenient energy sources, like organic photovoltaics, to power various small IoT devices. Here, we report a highly crystalline small molecular acceptor… read more here.
Keywords: highly crystalline; fcc; organic photovoltaics; acceptor ... See more keywords
Ternary polymer solar cells with alloyed donor achieving 14.13% efficiency and 78.4% fill factor
Sign Up to like & getrecommendations! Published in 2019 at "Nano Energy"
DOI: 10.1016/j.nanoen.2019.04.018
Abstract: Abstract The power conversion efficiency (PCE) reaches to 12.63% or 12.19% for polymer solar cells (PSCs) based on PM6 or J71 as donor and Br-ITIC as acceptor, respectively. A series of ternary PSCs with two… read more here.
Keywords: solar cells; pce; polymer solar; fill factor ... See more keywords
Improving the fill factor of N2200-based all polymer solar cells by introducing EPPDI as a solid additive
Sign Up to like & getrecommendations! Published in 2021 at "Organic Electronics"
DOI: 10.1016/j.orgel.2021.106319
Abstract: Abstract A cheap and commercially available small molecule (namely EPPDI) is introduced to the active layer of N2200-based all polymer solar cells as a solid additive. EPPDI at the optimal ratio can improve the D-A… read more here.
Keywords: based polymer; solar cells; polymer solar; solid additive ... See more keywords
Designing efficient A-D-A1-D-A-type non-fullerene acceptors with enhanced fill factor via noncovalently conformational locking
Sign Up to like & getrecommendations! Published in 2021 at "Synthetic Metals"
DOI: 10.1016/j.synthmet.2021.116838
Abstract: Abstract Achieving high fill factor (FF) is a great challenge for non-fullerene organic solar cells (NF-OSCs) since the FF can be influenced by many factors. Herein, two A-D-A1-D-A-type non-fullerene acceptors (NFAs) PZ-dIDTC6 and PD-dIDTC6, consisting… read more here.
Keywords: noncovalently conformational; non fullerene; fill factor; conformational locking ... See more keywords
All-Small-Molecule Nonfullerene Organic Solar Cells with High Fill Factor and High Efficiency over 10%
Sign Up to like & getrecommendations! Published in 2017 at "Chemistry of Materials"
DOI: 10.1021/acs.chemmater.7b02536
Abstract: We synthesized two wide bandgap A–D–A structured p-type organic semiconductor (p-OS) small molecules with weak electron-withdrawing ester end groups: SM1 with cyano group (CN) on the ester group and SM2 without the CN group. SM1… read more here.
Keywords: organic solar; high fill; small molecule; fill factor ... See more keywords
Experimental and Theoretical Optimization of Wearable Thermoelectric Generators Based on Fill Factor and Leg Geometry
Sign Up to like & getrecommendations! Published in 2024 at "ACS Applied Energy Materials"
DOI: 10.1021/acsaem.4c01794
Abstract: : Conventional thermoelectric generators (TEGs) often exhibit low energy conversion efficiency, attributed to the subpar performance of thermoelectric (TE) materials and elevated contact resistance. Furthermore, structural inconsistencies may contribute to the diminished output performance. This… read more here.
Keywords: fill factor; thermoelectric generators; geometry; wearable thermoelectric ... See more keywords