Nonpolar solvents
Celebrating Soft Matter's 10th Anniversary: Influencing the charge of poly(methyl methacrylate) latexes in nonpolar solvents
... Although PMMA latexes are primarily sterically stabilized, they may also possess a surface charge, as observed by several groups. 17–20 The number of charges on PMMA particles in alkane solvents is typically very ...
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Ultrasonic studies of molecular interaction of alcohols with nonpolar solvents
... The ultrasonic velocity, density and viscosity for binary liquid mixtures of the n-alcohols namely 1-pentanol, 1- hexanol and 1-heptanol in toluene, carbon tetra chloride, benzene and dioxane at 301K have been measured. ...
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Dominant Association Species in Binary Mixtures of Methanol, Ethanol and Propanol in Nonpolar Solvents
... The calculated values of equilibrium constant for association reactions and the calculated absolute average errors ( AAE ) indicated that for methanol and ethanol the tetramer is the[r] ...
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Ultrasonic studies of molecular interaction of octanol and decanol with nonpolar solvents
... Ultrasound speed (u), density (ρ) and viscosity (η) have been measured for pure liquids and their binary mixtures formed from 1-octanol, and 1-decanol with non-polar solvents like toluene, carbon tetrachloride, ...
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Novel Nickel (II), Copper (II) and Cobalt (II) Complexes of Schiff Bases A, D and E: Preparation, Identification, Analytical and Electrochemical Survey
... Different solvents were used in this test depending on their polarity such as (acetone, H 2 O, ethanol and DMSO) as polar solvents and (CCl 4 , toluene and cyclohexane) as nonpolar ...different ...
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Debye process and dielectric state of an alcohol in a nonpolar solvent
... a nonpolar solvent, 2-methylpentane of three concentrations that correspond to the molar ratios of 2:1, ...in nonpolar solvents in general would be used in the future for resolving whether or not ...
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Synthetic Tetrapyrrole Architectures for Studies in Artificial Photosynthesis.
... Photophysical studies (e.g., PMI-ep-Fb) in nonpolar solvents revealed that the rates and efficiencies of energy transfer from perylene to porphyrin (minimal competing charge transfer[r] ...
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The mechanism for enhanced oxidation degradation of dioxin-like PCBs (PCB-77) in the atmosphere by the solvation effect
... and nonpolar solvents (cyclohexane, benzene, carbon tetrachloride, chloroform, acetone, dichlo‑ romethane, ethanol, methanol, acetonitrile, dimethylsulfoxide, and water) were ...
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Investigation of ultrasonic velocity and related thermo acoustic parameters in ternary liquid mixture containing DEHPA + benzene + toluene at different temperatures
... The measured values of the ultrasonic velocity U, and density ρ of the ternary mixtures of DEHPA with two nonpolar solvents benzene and toluene at temperature range 298.15K – 313.15K are[r] ...
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Chemistry STAAR Review Category 5.1-13
... that nonpolar compounds dissolve best in nonpolar solvents, whereas polar and ionic compounds (like salt) dissolve best in polar solvents (like ...
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Mechanical Deformation Behavior of Nonpolar GaN Thick Films by Berkovich Nanoindentation
... of nonpolar GaN epitaxial layers, which have been receiving considerable attention to alleviate the spontaneous and strain-induced piezoelectric polarization ...
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Environmental factors in multiple sclerosis, focusing exposure to organic solvents
... Lantblom [et al.] compered MS-patients exposed to organic solvents with unexposed MS-patients to see if there was a difference in their metabolization of organic solvents. They investigated the occurrence ...
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SOLVENT EFFECT ON STABILIZATION OF METFORMIN MICRO PARTICLES
... In antisolvent precipitation technique, an API is dissolved in certain water miscible organic solvent is mixed with an aqueous solution containing a surfactant. After mixing, the supersaturated solution leads to ...
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NOVEL SOLVENTS AND CHIRAL ELECTROPHILES IN BAYLIS- HILLMAN REACTION AND VERSATILE SYNTHETIC PROTOCOLS FOR C-C LINKED DISACCHARIDES AND 3-DEOXY SUGARS
... In conclusion, commercially available aprotic polar organic solvents are introduced as alternate solvents for the facile Baylis-Hillman reaction catalyzed by the standard[r] ...
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Luminescence nanothermometry with alkyl capped silicon nanoparticles dispersed in nonpolar liquids
... Silicon nanoparticles (Si NPs) with a diameter size ranging from 4 to 8 nm were successfully fabricated. They exhibit a visible photoluminescence (PL) due to the quantum confinement effect. Chemical functionalization of ...
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InGaN/GaN quantum wells grown on polar and nonpolar GaN substrates
... with e the electron charge, and p and n the hole and electron concentrations, respectively. When carriers are excited in the QDs, equal number of electrons and holes can be assumed, which implies the charge neutrality, ...
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Recent progress on deep eutectic solvents in biocatalysis
... organic solvents (water miscible or water immiscible), in the form of co-solvents or second phase, can provide solutions for the above-described challenges to some ...organic solvents face their own ...
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values were 180.87 mg·L -1 , 240 mg·L -1 and 275.27 mg·L -1 respectively. The results showed this melanin has a strong antioxidant activity, which suggested that this melanin can be used as a new antioxidant component in medicine or health products.
... extraction, acid hydrolysis, and repeated precipitation with a yield of 8.85 g/100 g (dry weight basis). This melanin was soluble in alkaline solutions of NaOH and ammonia, but insoluble in water, HCl and common organic ...
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Encapsulation of <em>Piper cabralanum </em>(Piperaceae) nonpolar extract in poly(methyl methacrylate) by miniemulsion and evaluation of increase in the effectiveness of antileukemic activity in K562 cells
... nonpolar extract in poly(methyl methacrylate) by miniemulsion and evaluation of increase in the effectiveness of antileukemic activity in K562 cells.. anderson Nogueira Mendes 1.[r] ...
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Organic Solvents as Vehicles for Precipitating Liquid Embolics: A Comparative Angiotoxicity Study with Superselective Injections of Swine Rete Mirabile
... was drawn from one of the sheaths before and after solvent infusion to evaluate hemolytic parameters (hemoglobin [Hb], free hemoglobin [fHb], and lactate dehydrogenase [LDH]). The hemodynamic (blood pressure, heart rate, ...
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