Unraveling Device Physics of Dilute‐Donor Narrow‐Bandgap Organic Solar Cells with Highly Transparent Active Layers
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202203796
Abstract: The charge generation–recombination dynamics in three narrow‐bandgap near‐IR absorbing nonfullerene (NFA) based organic photovoltaic (OPV) systems with varied donor concentrations of 40%, 30%, and 20% are investigated. The dilution of the polymer donor with visible‐range… read more here.
Keywords: physics; transparent active; narrow bandgap; highly transparent ... See more keywords
Plasmonic organic bulk–heterojunction solar cells based on hydrophobic gold nanorod insertion into active layers
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Applied Polymer Science"
DOI: 10.1002/app.45920
Abstract: In this work, we fabricated plasmonic organic bulk–heterojunction solar cells by inserting hydrophobic gold nanorods (GNRs) into the active layers. Power conversion efficiency was improved from 7.43% to 8.22% because the plasmonic effect of GNRs… read more here.
Keywords: bulk heterojunction; organic bulk; solar cells; active layers ... See more keywords
Efficient nonfullerene organic solar cells with active layers fabricated by water transfer printing
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Energy Chemistry"
DOI: 10.1016/j.jechem.2019.04.001
Abstract: Abstract Preparation of high-quality films plays an important role to achieve high-performance nonfullerene (NF) organic solar cells. NF active layer films are typically fabricated by spin coating. Novel fabrication methods to process the NF active… read more here.
Keywords: water transfer; active layers; solar cells; cells active ... See more keywords
Accessing greater thickness and new morphology features in polyamide active layers of thin-film composite membranes by reducing restrictions in amine monomer supply.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of membrane science"
DOI: 10.1016/j.memsci.2021.120112
Abstract: Polyamide formation, via interfacial polymerization (IP) during thin-film composite (TFC) membrane fabrication, is regarded as self-limiting-in the sense that the polyamide film limits its own growth as it forms. During IP, trimesoyl chloride (TMC) and… read more here.
Keywords: active layers; polyamide active; film; layer ... See more keywords
Molecular engineering to improve carrier lifetimes for organic photovoltaic devices with thick active layers
Sign Up to like & getrecommendations! Published in 2017 at "Organic Electronics"
DOI: 10.1016/j.orgel.2017.04.028
Abstract: Abstract The morphology of the bulk heterojunction absorber layer in an organic photovoltaic (OPV) device has a profound effect on the electrical properties and efficiency of the device. Previous work has consistently demonstrated that the… read more here.
Keywords: side chains; carrier lifetimes; thick active; carrier ... See more keywords
Ultraviolet to near-infrared broadband organic photodetectors with photomultiplication
Sign Up to like & getrecommendations! Published in 2020 at "Organic Electronics"
DOI: 10.1016/j.orgel.2020.105739
Abstract: Abstract The broadband organic photodetectors (OPDs) with photomultiplication (PM) phenomenon are fabricated by using Y6 doped with rather less PBDB-T as active layers having electron-only transport characteristic. The PM-OPDs with PBDB-T:Y6 (3:100, wt/wt) as active… read more here.
Keywords: organic photodetectors; near infrared; broadband organic; ultraviolet near ... See more keywords
Enhanced light absorption in the organic thin films by coating cross-shaped metamaterial resonators onto the active layers
Sign Up to like & getrecommendations! Published in 2019 at "Results in Physics"
DOI: 10.1016/j.rinp.2019.102338
Abstract: Abstract Cross-shaped resonators were proposed to improve the light absorption in the organic active layers, namely P3HT, PCBM and P3HT:PCBM hetero-structure. The resonator was made of aluminium (Al) which was encrusted on top of the… read more here.
Keywords: absorption organic; organic thin; light absorption; cross shaped ... See more keywords
Eco-Friendly Push-Coated Polymer Solar Cells with No Active Material Wastes Yield Power Conversion Efficiencies over 5.5.
Sign Up to like & getrecommendations! Published in 2019 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.8b22337
Abstract: Push-coating is a simple process that can be employed for extremely low-cost polymer electronic device production. Here, we demonstrate its application to the fabrication of poly(2,7-carbazole- alt-dithienylbenzothiadiazole) (PCDTBT):[6,6]-phenyl-C71-butyric acid methyl ester (PC71BM) active layers processed… read more here.
Keywords: push coating; active layers; push coated; spin coated ... See more keywords
Organic Cavity Photodetectors Based on Nanometer-Thick Active Layers for Tunable Monochromatic Spectral Response
Sign Up to like & getrecommendations! Published in 2019 at "ACS Photonics"
DOI: 10.1021/acsphotonics.9b00471
Abstract: Application of spectroscopic photo-detecting technologies in future innovations such as wearable or integrated electronics will require miniaturized spectrometers. This can be achieved by using an array of small-area, wavelength-selective photodetectors. Here, filterless narrowband photodetectors based… read more here.
Keywords: nanometer thick; photodetectors based; active layer; active layers ... See more keywords
Ternary organic solar cells: compatibility controls for morphology evolution of active layers
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Chemistry C"
DOI: 10.1039/c7tc03565a
Abstract: The fundamental principles of how a third component influences morphology evolution in ternary solar cells remains poorly understood. Here, P3BT, P3HT, and P3OT with different side chain lengths were incorporated into a p-DTS(FBTTh2)2:PC71BM system to… read more here.
Keywords: compatibility; evolution; morphology evolution; active layers ... See more keywords
Broadband organic photodetectors exhibiting photomultiplication with a narrow bandgap non-fullerene acceptor as an electron trap
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Chemistry C"
DOI: 10.1039/d0tc01793k
Abstract: Broadband organic photodetectors with photomultiplication (PM-OPDs) can be realized in the device structures of ITO/PEDOT:PSS/active layers/Al, where the active layers contain one broad bandgap polymer PDBD-T and a much lower amount of the ultra-narrow bandgap… read more here.
Keywords: bandgap; organic photodetectors; broadband organic; active layers ... See more keywords