Solution‐Processed High‐Performance Tetrathienothiophene‐Based Small Molecular Blends for Ambipolar Charge Transport
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DOI: 10.1002/adfm.201801025
Abstract: Four soluble dialkylated tetrathienoacene (TTAR)-based small molecular semiconductors featuring the combination of a TTAR central core, π-conjugated spacers comprising bithiophene (bT) or thiophene (T), and with/without cyanoacrylate (CA) end-capping moieties are synthesized and characterized. The… read more here.
Keywords: ttar; charge; small molecular; performance ... See more keywords
Unifying Energetic Disorder from Charge Transport and Band Bending in Organic Semiconductors
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DOI: 10.1002/adfm.201901109
Abstract: Characterizing the density of states (DOS) width accurately is critical in understanding the charge-transport properties of organic semiconducting materials as broader DOS distributions lead to an inferior transport. From a morphological standpoint, the relative densities… read more here.
Keywords: energetic disorder; charge; band bending; charge transport ... See more keywords
Tuning the Charge Carrier Polarity of Organic Transistors by Varying the Electron Affinity of the Flanked Units in Diketopyrrolopyrrole‐Based Copolymers
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DOI: 10.1002/adfm.201907452
Abstract: Fine-tuning of the charge carrier polarity in organic transistors is an important step toward high-performance organic complementary circuits and related devices. Here, three new semiconducting polymers, namely, pDPF-DTF2, pDPSe-DTF2, and pDPPy-DTF2, are designed and synthesized… read more here.
Keywords: carrier polarity; dtf2; charge carrier; charge ... See more keywords
Impact of Morphology on Charge Carrier Transport and Thermoelectric Properties of N‐Type FBDOPV‐Based Polymers
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DOI: 10.1002/adfm.202000449
Abstract: The impact of the chemical structure and molecular order on the charge transport properties of two donor–acceptor copolymers in their neutral and doped states is investigated. Both polymers comprise 3,7‐bis((E)‐7‐fluoro‐1‐(2‐octyl‐dodecyl)‐2‐oxoindolin‐3‐ylidene)‐3,7‐dihydrobenzo[1,2‐b:4,5‐b′]difuran‐2,6‐dione (FBDOPV) as electron‐accepting unit, copolymerized… read more here.
Keywords: fbdopv c12; thermoelectric properties; charge; transport ... See more keywords
Towards Efficient Integrated Perovskite/Organic Bulk Heterojunction Solar Cells: Interfacial Energetic Requirement to Reduce Charge Carrier Recombination Losses
Sign Up to like & getrecommendations! Published in 2020 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202001482
Abstract: Integrated perovskite/organic bulk heterojunction (BHJ) solar cells have the potential to enhance the efficiency of perovskite solar cells by a simple one-step deposition of an organic BHJ blend photoactive layer on top of the perovskite… read more here.
Keywords: bulk heterojunction; organic bulk; integrated perovskite; charge ... See more keywords
Unraveling Doping Capability of Conjugated Polymers for Strategic Manipulation of Electric Dipole Layer toward Efficient Charge Collection in Perovskite Solar Cells
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DOI: 10.1002/adfm.202001560
Abstract: Developing electrical organic conductors is challenging because of the difficulties involved in generating free charge carriers through chemical doping. To devise a novel doping platform, the doping capabilities of four designed conjugated polymers (CPs) are… read more here.
Keywords: charge collection; perovskite solar; layer; charge ... See more keywords
Charge‐Conversion Strategies for Nucleic Acid Delivery
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DOI: 10.1002/adfm.202011103
Abstract: Nucleic acids are considered as one of the most potent therapeutic modalities, as their roles go beyond storing genetic information and chemical energy or as signal transducers. Attenuation or expression of desired genes through nucleic… read more here.
Keywords: nucleic acids; delivery; charge conversion; charge ... See more keywords
Manipulating Charge‐Transfer Excitons by Exciplex Matrix: Toward Thermally Activated Delayed Fluorescence Diodes with Power Efficiency beyond 110 lm W−1
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DOI: 10.1002/adfm.202102739
Abstract: The understanding of the external enhancement effects from host matrixes on thermally activated delayed fluorescence (TADF) emitters is crucial but incomprehensive at present. Herein, a series of phosphine oxide (PO) acceptors mDBSOSPO (m = 2,… read more here.
Keywords: thermally activated; charge transfer; delayed fluorescence; charge ... See more keywords
In Situ Monitoring of Polaron Localization and Cell Activity with Charge Accumulation Spectroscopy
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DOI: 10.1002/adfm.202105799
Abstract: Localization of charge carriers directly affects charge transport and local potential fluctuations and is a critical factor dictating the performance of organic bioelectronic devices. Understanding how the polaron localization at the solid−water interface is influenced… read more here.
Keywords: charge accumulation; spectroscopy; charge; polaron localization ... See more keywords
Interfacial Charge Transfer Bridge Prolongs Carrier Recombination Lifetimes of CoFe Metal‐Thiolate Framework/Hematite Photoanode for Water Oxidation
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DOI: 10.1002/adfm.202313767
Abstract: Constructing heterostructural photoanodes is attractive for elevating the photoelectrochemical (PEC) performance, however, it is a long‐standing challenge to achieve highly efficient interfacial charge transfer. Herein, a CoFe metal‐thiolate framework (CoFe MTF)/Fe2O3 photoanode connected by an… read more here.
Keywords: water oxidation; charge transfer; transfer; cofe mtf ... See more keywords
Manipulation of Surface Electrical Charge on Nanocomposite Membranes Confers Wide Spectrum Bactericidal Effects and Promotes Tissue Regeneration
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202314024
Abstract: Utilization of electro‐responsive biomaterials with antibacterial properties is advantageous for facilitating septic wound healing and tissue regeneration. However, the dose‐response effects of electrical stimuli from these materials against bacteria are not rigorously characterized, and achieving… read more here.
Keywords: nanocomposite membranes; tissue regeneration; surface electrical; charge ... See more keywords