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High hole-mobility of rrP3HT in organic field-effect transistors using low-polarity polyurethane as gate dielectric
10.1016/j.orgel.2018.03.033 2018-03-23 We report unusually high charge carrier mobilities for regioregular poly(3-hexyltiophene) (rrP3HT) in organic field-effect transistors (OFETs) using polyurethane (PU) as dielectric layer. Our devices display hole mobilities up to 1.37 cm2/V in the saturation ... |
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A thermally cross-linked hole-transporting film with the remarkable solvent resistance for solution-processed OLEDs
10.1016/j.orgel.2018.03.034 2018-03-23 In this work, we report a systematic study of the properties of the thermal cross-linkable triarylamine based hole-transporting material (HTM) N,N′-di-p-tolyl-N,N′-bis(4-vinylphenyl)-[1,1′-biphenyl]-4,4′-diamine (V-p-TPD) and the distinctive nature of its cro... |
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Solution processed blue-emitting and hole-transporting materials from truxene-carbazole-pyrene triads
10.1016/j.orgel.2018.03.035 2018-03-23 A new series of truxene derivatives containing different numbers of dipyrenylcarbazole substituents are prepared and evaluated as emissive and hole-transporting layers in electroluminescent devices. The compounds are synthesized from Cu-catalyzed C-N coupling... |
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Cation discrimination in organic electrochemical transistors by dual frequency sensing
10.1016/j.orgel.2018.03.020 2018-03-23 In this work, we propose a strategy to sense quantitatively and specifically cations, out of a single organic electrochemical transistor (OECT) device exposed to an electrolyte. From the systematic study of six different chloride salts over 12 different conce... |
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Transparent electrodes based on ultrathin/ultra smooth Cu films produced through atomic layer deposition as new ITO-free organic light-emitting devices
10.1016/j.orgel.2018.03.036 2018-03-21 Ultrathin and continuous metallic films with mechanical robustness, high electrical conductivity and high elevated optical transparency are considered as ideal alternatives of the ITO electrodes. However, continuous and smooth morphology have not yet been sim... |
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Efficient management of excitons in red and white organic light-emitting diodes by employing blue thermally activated delayed fluorescent emitter based acridine/sulfone derivative as the host
10.1016/j.orgel.2018.03.031 2018-03-20 Highly efficient red and white organic light-emitting diodes (OLEDs) employing blue thermally activated delayed fluorescent (TADF) emitter of mSOAD based acridine/sulfone derivative as the host are realized by efficient management for singlet and triplet exci... |
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Improved performance of non-fullerene polymer solar cells using wide-bandgap random terpolymers
10.1016/j.orgel.2018.03.005 2018-03-20 A series of wide-bandgap random terpolymers were designed and synthesized for application as the donor polymers in non-fullerene polymer solar cells. The benzodithiophene (BDT) derivatives with phenyl and thienyl conjugated side chains (denoted as BDTP and BD... |
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A dual-wavelength polymer random laser with the step-type cavity
10.1016/j.orgel.2018.03.032 2018-03-20 A dual-wavelength random laser of polymer film is fabricated by a spincoating method, and the dual cavities of step type are prepared on a silica substrate. The random microstructure forms due to the phase separation in the fabrication process, and provides a... |
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Solvent effects on excited state intramolecular proton transfer mechanism in 4-(N,N-dimethylamino)-3-hydroxyflavone
10.1016/j.orgel.2018.03.030 2018-03-19 The excited state intramolecular proton transfer (ESIPT) dynamics and photophysical properties of 4-(N,N-dimethylamino)-3-hydroxyflavone (DMAF) in acetonitrile (ACN) and ethanol (EtOH) were investigated by density-functional theory (DFT) and time-dependent de... |
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Germanium nanowire/conjugated semiconductor nanocomposite field effect transistors
10.1016/j.orgel.2018.03.029 2018-03-16 We demonstrate p-channel solution-processed nanocomposite field effect transistors based on a novel bilayer semiconductor of conjugated 6,13-bis(triisopropylsilylethinyl)pentacene (TIPS-PEN) or poly (3-octylthiophene-2,5-diyl) (P3OT) on an ordered network of ... |