Articles with "polar solvents" as a keyword



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The extent of counterion dissociation at the interface of cationic diblock copolymer nanoparticles in non-polar solvents.

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Published in 2020 at "Journal of colloid and interface science"

DOI: 10.1016/j.jcis.2020.04.102

Abstract: HYPOTHESIS Diblock copolymer nanoparticles prepared in non-polar solvents that are sterically stabilized but possess ionic functionality from the inclusion of cationic comonomers in the stabilizer shell are known to exhibit complex electrokinetic behavior (Chem. Sci.… read more here.

Keywords: copolymer nanoparticles; diblock copolymer; non polar; shell ... See more keywords
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Ionic magnetic fluids in polar solvents with tuned counter-ions

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Published in 2017 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2016.07.050

Abstract: Abstract The aim of the present study is to propose a new reproducible method for preparing colloidal dispersions of electrostatically charged nanoparticles (NPs) in polar solvents with different kinds of counter-ions. Maghemite NPs are here… read more here.

Keywords: fluids polar; ionic magnetic; counter ions; magnetic fluids ... See more keywords
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Self-association processes of substituted alumolanes in non-polar solvents

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Published in 2017 at "Journal of Organometallic Chemistry"

DOI: 10.1016/j.jorganchem.2017.12.005

Abstract: Abstract The processes of 1-ethyl-3-R-alumolane (R= n-Alk, iBu, Ph, Bn, SiMe3, p-methoxybenzyl) self-association in toluene, benzene, cyclohexane and dichloromethane were studied for the first time by multinuclear NMR spectroscopy and quantum chemical modeling. Using 1H,… read more here.

Keywords: association processes; non polar; spectroscopy; self association ... See more keywords
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Waterproof Cesium Lead Bromide Perovskite Lasers and Their Applications in Solution.

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Published in 2019 at "ACS nano"

DOI: 10.1021/acsnano.9b06870

Abstract: The many advantageous optoelectronic properties of lead halide perovskites have made them promising materials in both solar cells and light source applications. However, lead halide perovskites are soluble in polar solvents, which hinders their practical… read more here.

Keywords: index; waterproof cesium; lead bromide; cesium lead ... See more keywords
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Enhanced Chelate Cooperativity in Polar Solvents.

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Published in 2017 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.7b01765

Abstract: High-throughput UV-vis titrations in combination with chemical double-mutant cycles (DMCs) have been used to study the competition of a polar solvent for formation of intramolecular H-bonds. Twenty-four different zinc porphyrin-pyridine complexes were investigated in mixtures… read more here.

Keywords: chelate cooperativity; phenol; cooperativity polar; polar solvents ... See more keywords
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Polymorphs and hydrates of the anticancer drug erlotinib: X-ray crystallography, phase transition and biopharmaceutical studies

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Published in 2021 at "CrystEngComm"

DOI: 10.1039/d1ce00032b

Abstract: Erlotinib, a non-small cell lung cancer BCS class II drug, was found to occur as two polymorphs and two hydrates depending on the crystallization conditions. The monohydrate (form III), which has been reported in patents… read more here.

Keywords: form; polar solvents; form iii; erlotinib ... See more keywords
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Helicity induction and memory of a lipophilic Brønsted acid-type poly(phenylacetylene) in non-polar solvents.

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Published in 2023 at "Chemical communications"

DOI: 10.1039/d3cc01521a

Abstract: A novel lipophilic Brønsted acid-type PPA (poly-1-H) bearing a sulfonylphosphoramidic acid moiety, covered with a dynamically axially chiral biphenyl pendant, was synthesized and found to form a preferred-handed helical conformation in non-polar solvents upon complexation… read more here.

Keywords: polar solvents; lipophilic nsted; non polar; helicity ... See more keywords
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Triethyl-Borates as Surfactants to Stabilize Semiconductor Nanoplatelets in Polar Solvents and to Tune Their Optical Properties

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Published in 2022 at "Frontiers in Chemistry"

DOI: 10.3389/fchem.2022.860781

Abstract: Stabilizing nanocrystals (NCs) with high fluorescence quantum efficiency in suitable solvents and tuning of their optical properties precisely are critical for designing and assembling optoelectrical devices. Here, we demonstrated that by replacing the original X-type… read more here.

Keywords: polar solvents; triethyl borates; surfactants stabilize; chemistry ... See more keywords
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Modeling Tracer Diffusion Coefficients of Any Type of Solutes in Polar and Non-Polar Dense Solvents

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Published in 2022 at "Materials"

DOI: 10.3390/ma15186416

Abstract: In this work, a simple two-parameters correlation based on the Rice and Gray, Lennard-Jones, and Stockmayer theories was devised for the calculation of binary diffusion coefficients (D12) of any type of solutes at infinite dilution… read more here.

Keywords: polar non; type solutes; polar solvents; diffusion coefficients ... See more keywords
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Thin-Film Composite Nanofiltration Membranes for Non-Polar Solvents

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Published in 2021 at "Membranes"

DOI: 10.3390/membranes11030184

Abstract: Organic solvent nanofiltration (OSN) has been recognized as an eco-friendly separation system owing to its excellent cost and energy saving efficiency, easy scale-up in the narrow area and mild operation conditions. Membrane properties are the… read more here.

Keywords: nanofiltration; membranes non; thin film; non polar ... See more keywords
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Extraction, Antioxidant Capacity, 5-Lipoxygenase Inhibition, and Phytochemical Composition of Propolis from Eastern Canada

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Published in 2020 at "Molecules"

DOI: 10.3390/molecules25102397

Abstract: Soxhlet (SE), microwave-assisted (MAE) and ultrasound-assisted (UAE) extraction were compared using ten extraction solvents for their efficiency to extract phenolic and flavonoid antioxidants from Eastern Canada propolis. Extracts were compared for total phenolic (TPC) and… read more here.

Keywords: lipoxygenase; extraction; eastern canada; inhibition ... See more keywords