Articles with "steric effect" as a keyword



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Layered Aggregation with Steric Effect: Morphology-Homogeneous Semiconductor MoS2 as an Alternative 2D Probe for Visual Immunoassay.

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Published in 2018 at "Small"

DOI: 10.1002/smll.201703560

Abstract: Liquid-phase exfoliation routes unavoidably generate 2D nanostructures with inhomogeneous morphologies. Herein, thickness-dependent sorting of exfoliated nanostructures is achieved via a treatment of differential-zone centrifugation in the surfactant aqueous phase. With this approach, homogeneous MoS2 nanosheets… read more here.

Keywords: aggregation; probe; effect; steric effect ... See more keywords
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Steric effect of halogen substitution in an unsymmetrical benzothienobenzothiophene organic semiconductor

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Published in 2020 at "Organic Electronics"

DOI: 10.1016/j.orgel.2019.105570

Abstract: Abstract We report a crystal structure analysis of an unsymmetrical organic semiconductor 2-bromo-7-butyl[1]benzothieno[3,2-b][1]benzothiophene (Br-BTBT-C4) and its transistor characteristics. Unlike the parent compound 2-butyl-[1]benzothieno[3,2-b][1]benzothiophene (BTBT-C4) forming a bilayer-type structure composed of head-to-head herringbone packings, Br-BTBT-C4 forms… read more here.

Keywords: semiconductor; organic semiconductor; halogen substitution; steric effect ... See more keywords
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Influence of Steric Effect on the Pseudo-Multicomponent Synthesis of N-Aroylmethyl-4-Arylimidazoles

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27041165

Abstract: A pseudo-three-component synthesis of N-aroylmethylimidazoles 3 with three new C–N bonds formed regioselectively under microwave conditions was developed. Products were obtained by reacting two equivalents of aroylmethyl bromide (ArCOCH2Br, 1) with the appropriate amidine salt… read more here.

Keywords: pseudo multicomponent; pseudo; influence steric; synthesis ... See more keywords