Articles with "conjugated polyelectrolytes" as a keyword



Conjugated Polyelectrolytes as Multifunctional Passivating and Hole-Transporting Layers for Efficient Perovskite Light-Emitting Diodes.

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Published in 2019 at "Advanced materials"

DOI: 10.1002/adma.201900067

Abstract: Metal halide perovskites (MHPs) have attracted significant attention as light-emitting materials owing to their high color purities and tunabilities. A key issue in perovskite light-emitting diodes (PeLEDs) is the fabrication of an optimal charge transport… read more here.

Keywords: perovskite light; interfacial defects; conjugated polyelectrolytes; emitting diodes ... See more keywords

Multiply Charged Conjugated Polyelectrolytes as a Multifunctional Interlayer for Efficient and Scalable Perovskite Solar Cells.

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.202002333

Abstract: A series of anionic conjugated polyelectrolytes (CPEs) is synthesized based on poly(fluorene-co-phenylene) by varying the side-chain ionic density from two to six per repeat units (MPS2-TMA, MPS4-TMA, and MPS6-TMA). The effect of MPS2, 4, 6-TMA… read more here.

Keywords: mps6 tma; perovskite solar; conjugated polyelectrolytes; tma ... See more keywords

Thick polyfluorene-based polyelectrolytes realized by regulation of conjugated backbone as cathode interface layers for efficient polymer solar cells

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Published in 2019 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2019.03.040

Abstract: Abstract Polyfluorene-based conjugated polyelectrolytes as efficient cathode buffer layers have powerfully improved the device performance of polymer solar cells, but the p-type nature of backbones make them work efficiently only in very thin film (2∼5 nm).… read more here.

Keywords: solar cells; conjugated polyelectrolytes; polymer solar; polyfluorene based ... See more keywords

Intercalation of conjugated polyelectrolytes in layered titanate nanosheets for enhancement in photocatalytic activity

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Published in 2019 at "Journal of Solid State Chemistry"

DOI: 10.1016/j.jssc.2018.09.038

Abstract: Abstract Cationic π-conjugated polyelectrolytes (CPEs) were successfully intercalated into layered titanate (TiO2), while exfoliated layered titanates were reassembled into lamellar structures. The resulting composites showed significantly enhanced visible light absorbance and enhanced photocatalytic activity with… read more here.

Keywords: tba; layered titanate; conjugated polyelectrolytes; photocatalytic activity ... See more keywords

Tunable Heparin Detection in Serum via Conjugated Polyelectrolytes with Electrostatic-Hydrophobic Synergy.

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Published in 2025 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.5c13098

Abstract: Heparin, a clinically essential anionic biomacromolecule, is widely used as an anticoagulant and an antithrombotic agent. Real-time monitoring of heparin concentration is critical for precise dosage adjustment to minimize side effects. In this study, we… read more here.

Keywords: detection; heparin; serum; heparin detection ... See more keywords

Emerging Potential of Conjugated Polyelectrolytes beyond Boundaries.

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Published in 2025 at "ACS nano"

DOI: 10.1021/acsnano.4c17565

Abstract: Conjugated polyelectrolytes (CPEs) constitute a distinct class of materials defined by a π-conjugated backbone and ionic side chains. The delocalized π electrons offer distinct electronic and optical properties, while the presence of ionic moieties enables… read more here.

Keywords: emerging potential; potential conjugated; beyond boundaries; polyelectrolytes beyond ... See more keywords

Surface Modification of ZnO Nanocrystals with Conjugated Polyelectrolytes Carrying Different Counterions for Inverted Perovskite Light-Emitting Diodes

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Published in 2023 at "ACS Omega"

DOI: 10.1021/acsomega.3c02593

Abstract: In this work, bromide ions (Br–) on the conjugated polyelectrolytes (CPEs) were converted to tetrafluoroborate (BF4–) or hexafluorophosphate (PF6–) ions through anion exchange. The three CPEs (PFN-Br, PFN-BF4, and PFN-PF6) were utilized solely for surface… read more here.

Keywords: conjugated polyelectrolytes; inverted perovskite; zno; surface modification ... See more keywords

Efficient photocatalytic H2O2 production by ionized AIE conjugated polyelectrolytes.

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Published in 2025 at "Chemical communications"

DOI: 10.1039/d5cc04562b

Abstract: Two water-dispersible, ionized AIE conjugated polyelectrolytes were designed to significantly enhance hydrogen peroxide (H2O2) production, achieving 37- and 53-fold higher productivity, respectively, compared to their non-ionized forms. Notably, TPEQN+ achieved an impressive yield of 2.19… read more here.

Keywords: ionized aie; aie conjugated; h2o2 production; conjugated polyelectrolytes ... See more keywords

Meta-linked cationic poly(pyridinylene vinylene) conjugated polyelectrolytes: solution photophysics and fluorescent sensing of metal ions

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Published in 2018 at "e-Polymers"

DOI: 10.1515/epoly-2018-0022

Abstract: Abstract Two novel poly(pyridinylene vinylene) (PPV)-type conjugated polyelectrolytes 2,6-PPYPV-(2+) and 3,5-PPYPV-(2+) were synthesized via Heck coupling reaction and characterized by 1H nuclear magnetic resonance (NMR), ultraviolet-visible (UV-Vis) and photoluminescence (PL) spectroscopy. The two polymers consisting… read more here.

Keywords: poly pyridinylene; pyridinylene vinylene; metal ions; ppypv ppypv ... See more keywords

Novel benzimidazole-based conjugated polyelectrolytes: synthesis, solution photophysics and fluorescent sensing of metal ions

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Published in 2020 at "e-Polymers"

DOI: 10.1515/epoly-2020-0003

Abstract: Abstract Two benzimidazole-based conjugated polyelectrolytes (+)-PPBIPV and (-)-PPBIPV which have opposite charges on their side chains were synthesized via Heck coupling reaction and characterized by 1H-NMR, UV-vis and PL spectroscopy. These two polyelectrolytes are both… read more here.

Keywords: benzimidazole based; metal ions; conjugated polyelectrolytes; solution ... See more keywords

Colorful Luminescence of Conjugated Polyelectrolytes Induced by Molecular Weight

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Published in 2022 at "Polymers"

DOI: 10.3390/polym14245372

Abstract: Due to their distinctive intrinsic advantages, the nanoaggregates of conjugated polyelectrolytes (CPEs) are fascinating and attractive for various luminescence applications. Generally, the emission luminescence of CPEs is determined by the conjugated backbone structure, i.e., different… read more here.

Keywords: conjugated polyelectrolytes; molecular weight; pbtbtz so3na; luminescence ... See more keywords