دانلود مقالات ISI درباره ضریب فعالیت + ترجمه فارسی

The generalized van der Waals partition function as a basis for excess free energy models

Keywords: ضریب فعالیت; Activity coefficients; Excess free energy; Van der Waals; Thermodynamic models

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2010 سفارش ترجمه

Physicochemical characterization of dilute n-alcohol/biodiesel mixtures by inverse gas chromatography

Keywords: ضریب فعالیت; Activity coefficients; Biodiesel; Gas chromatography; Inverse; Isotherms; Thermodynamics

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2010 سفارش ترجمه

Thermodynamic analysis of the solubility of ketoprofen in some propylene glycol + water cosolvent mixtures

Keywords: ضریب فعالیت; Ketoprofen; Propylene glycol; Solubility; Solution thermodynamics; Activity coefficients; Jouyban–Acree model

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2010 سفارش ترجمه

Activity coefficients, acid–base properties and weak Na+ ion pair formation of some resorcinol derivatives

Keywords: ضریب فعالیت; Resorcinol derivatives; Protonation constants; Protonation enthalpies; Distribution coefficients; Setschenow coefficients; Activity coefficients; Weak ion pairs; SIT and Pitzer models

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2010 سفارش ترجمه

Prediction or partition coefficients and activity coefficients of two branched compounds using COSMOtherm

Keywords: ضریب فعالیت; Molecular simulation; COSMO-RS; Partition coefficients; Activity coefficients

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2009 سفارش ترجمه

Development of Abraham model correlations for solvation characteristics of linear alcohols

Keywords: ضریب فعالیت; Partition coefficients; Alcohol solvents; Linear free energy correlations; Activity coefficients; Solubilities; Henry's constants

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2009 سفارش ترجمه

Prediction of partition coefficients and infinite dilution activity coefficients of 1-ethylpropylamine and 3-methyl-1-pentanol using force field methods

Keywords: ضریب فعالیت; Free energy; Thermodynamic integration; Molecular dynamics; Partition coefficients; Activity coefficients

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2009 سفارش ترجمه

Correlation of the extraction constant values of Cu(II) by 5-dodecylsalicylaldoxime from phosphoric acid media

Keywords: ضریب فعالیت; Phosphoric acid; Activity coefficients; LIX 622; 5-Dodecylsalicylaldoxime; Copper

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2009 سفارش ترجمه

Solubility and acid-base properties and activity coefficients of chitosan in different ionic media and at different ionic strengths, at T = 25 °C

Keywords: ضریب فعالیت; Chitosan; Acid-base properties; Solubility; Activity coefficients; Ion pair formation;

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2009 سفارش ترجمه

Adsorption behaviour of sugars versus their activity in single and multicomponent liquid solutions

Keywords: ضریب فعالیت; Sugars; Activity coefficients; NRTL model; Adsorbed solution theory;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2009 سفارش ترجمه

Band profiles of reacting acido-basic compounds with water-methanol eluents at different pHsWS and ionic strengths in reversed-phase liquid chromatography

Keywords: ضریب فعالیت; HPLC of acido-basic compounds; RPLC; XBridge-C18; Activity coefficients; Extended Debye-Hückel theory; Methanol-water mobile phase; pHWS; Ionic strength; Langmuir adsorption isotherm; Aniline;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2009 سفارش ترجمه

Characteristics of the adsorption mechanism of acido-basic compounds with two pKaKa in reversed-phase liquid chromatography

Keywords: ضریب فعالیت; HPLC of acido-basic compounds; Multi pKaKa compounds; RPLC; Adsorption mechanism; X-Bridge-C18; Activity coefficients; Extended Debye–Hückel theory; Methanol–water mobile phase; pHWS; Ionic strength; Langmuir adsorption isotherm; Phthalic acid; Nicotinic

دانلود رایگان متن کامل مقاله ISI 14 صفحه سال انتشار : 2009 سفارش ترجمه

Vapor–liquid equilibrium and excess Gibbs energies of some binary mixtures of acrylonitrile at 95.5 kPa

Keywords: ضریب فعالیت; Bubble-point temperatures; Vapor–liquid equilibria; Activity coefficients; Excess Gibbs energy; Acrylonitrile; Chloroethanes; Substituted benzenes

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2008 سفارش ترجمه

Activity coefficients of individual ions in aqueous solutions of sodium halides at 298.15 K

Keywords: ضریب فعالیت; Activity coefficients; Individual ions; Ion-selective electrodes; Sodium halides

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2008 سفارش ترجمه

Excess Gibbs’ energies of the binary mixtures formed by N,N-dimethylformamide with xylenes and cresols at 95.1 kPa

Keywords: ضریب فعالیت; Bubble point temperatures; Activity coefficients; Excess Gibbs’ energy; Dimethylformamide; Xylenes; Cresols

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2008 سفارش ترجمه

Solubility and activity coefficients of 2,2′-bipyridyl, 1,10-phenanthroline and 2,2′,6′,2″-terpyridine in NaCl(aq) at different ionic strengths and T = 298.15 K

Keywords: ضریب فعالیت; Protonation constants; Solubility; Setschenow coefficients; Activity coefficients; SIT and Pitzer models

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2008 سفارش ترجمه

Activity coefficients and excess Gibbs energy of binary mixtures of N,N-dimethyl formamide with selected compounds at 95.5 kPa

Keywords: ضریب فعالیت; Bubble point temperatures; N,N-Dimethyl formamide; Aniline; Acetophenone; N,N-Dimethyl acetamide; Halobenzenes; Activity coefficients; Excess Gibbs energy

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2008 سفارش ترجمه

Solubility of perfumery and fragrance raw materials based on cyclohexane in 1-octanol under ambient and high pressures up to 900 MPa

Keywords: ضریب فعالیت; Thermodynamic properties; Experimental (solid + liquid) phase equilibria; Molecular interactions; Correlation; Activity coefficients

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2008 سفارش ترجمه

Behavior of adsorbed and fluid phases versus retention properties of amino acids on the teicoplanin chiral selector

Keywords: ضریب فعالیت; Activity coefficients; Amino acids; Retention behavior; Teicoplanin

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2008 سفارش ترجمه

Solubility and activity coefficients of acidic and basic non-electrolytes in aqueous salt solutions: 3. Solubility and activity coefficients of adipic and pimelic acids in NaCl(aq), (CH3)4NCl(aq) and (C2H5)4NI(aq) at different ionic strengths and at t = 2

Keywords: ضریب فعالیت; Adipic and pimelic acids; Protonation constants; Solubility and distribution measurements; Activity coefficients; Setschenow coefficients; SIT and Pitzer parameters

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2008 سفارش ترجمه

Properties of electrolyte solutions relevant to high concentration chloride leaching I. Mixed aqueous solutions of hydrochloric acid and magnesium chloride

Keywords: ضریب فعالیت; Magnesium chloride; Hydrochloric acid; Mixed electrolyte solutions; Activity coefficients; Water activity; Solubility; Vapour pressure; Thermodynamics; Pitzer model

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2008 سفارش ترجمه

Activity coefficients and excess Gibbs’ free energy of some binary mixtures formed by p-cresol at 95.23 kPa

Keywords: ضریب فعالیت; Bubble point temperatures; Activity coefficients; Excess Gibbs free energy; p-Cresol; Chloroaliphatics; Xylenes

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2007 سفارش ترجمه

Activity coefficients of NaBF4 in aqueous solution

Keywords: ضریب فعالیت; Thermodynamics; Emf; Activity coefficients; NaBF4; Water

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2007 سفارش ترجمه

Vapor–liquid equilibrium for the binary mixtures of dimethylsulfoxide with substituted benzenes

Keywords: ضریب فعالیت; Dimethylsulfoxide; Substituted benzenes; Vapor–liquid equilibrium; Activity coefficients; Excess Gibbs free energies; Empirical equations

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2007 سفارش ترجمه

Study of activity coefficients for sodium iodide in (methanol + benzene) system by (vapour + liquid) equilibrium measurements

Keywords: ضریب فعالیت; Mixed non-aqueous solvents; (Vapour + liquid) equilibrium; Activity coefficients; Sodium iodide

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2007 سفارش ترجمه

Reaction of 2-naphthol with substituted benzenediazonium salts in [bmim][BF4]

Keywords: ضریب فعالیت; Ionic liquids; Diazo-coupling; Activity coefficients

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2007 سفارش ترجمه

Vapor–liquid equilibrium for binary system of diethyl sulfide + cyclohexane at 353.15 and 343.15 K and diethyl sulfide + 2-ethoxy-2-methylpropane at 343.15 and 333.15 K

Keywords: ضریب فعالیت; Vapor pressure; Vapor–liquid equilibria; Activity coefficients; Diethyl sulfide; Cyclohexane; 2-Ethoxy-2-methylpropane; UNIFAC; COSMO-RS

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2007 سفارش ترجمه

Vapor–liquid equilibrium for binary system of thiophene + 2,2,4-trimethylpentane at 343.15 and 353.15 K and thiophene + 2-ethoxy-2-methylpropane at 333.15 and 343.15 K

Keywords: ضریب فعالیت; Vapor pressure; Vapor–liquid equilibria; Activity coefficients; Thiophene; 2,2,4-Trimethylpentane; 2-Ethoxy-2-methylpropane; UNIFAC; COSMO-RS

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2007 سفارش ترجمه

Struvite precipitation thermodynamics in source-separated urine

Keywords: ضریب فعالیت; Struvite; Activity coefficients; Moderate ionic strength; Enthalpy; Urine; Wastewater treatment

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2007 سفارش ترجمه

The thermodynamic principles of ligand binding in chromatography and biology

Keywords: ضریب فعالیت; Adsorption isotherms; Ion-exchange; HIC; RPLC; Hydrophobic; Cooperativity; Proteins; Activity coefficients; Salting-out; Crystallisation

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2007 سفارش ترجمه

Modeling S-carboxymethyl-l-cysteine protonation and activity coefficients in sodium and tetramethylammonium chloride aqueous solutions by SIT and Pitzer equations

Keywords: ضریب فعالیت; Carbocysteine; Solubility; Protonation; Activity coefficients; Dependence on medium and ionic strength

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2007 سفارش ترجمه

The applicability of activities in kinetic expressions: A more fundamental approach to represent the kinetics of the system CO2CO2–OH-OH-–salt in terms of activities

Keywords: ضریب فعالیت; Absorption; Kinetics; Mass transfer; Mathematical modeling; Activity coefficients; Carbon dioxide

دانلود رایگان متن کامل مقاله ISI 17 صفحه سال انتشار : 2007 سفارش ترجمه

Isopiestic determination of osmotic and activity coefficients of aqueous solutions of aliphatic polyols at 298.15 K

Keywords: ضریب فعالیت; Isopiestic method; Osmotic coefficients; Activity coefficients; Polyols

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2006 سفارش ترجمه

On the experimental determinations of ionic activity coefficients

Keywords: ضریب فعالیت; Activity; Activity coefficients; Ionic activity coefficients; Ions; Ion selective electrodes; Junction potential; Potentiometry

دانلود رایگان متن کامل مقاله ISI 5 صفحه سال انتشار : 2006 سفارش ترجمه

Conductometric and fluorometric investigations on the mixed micellar systems of cationic surfactants in aqueous media

Keywords: ضریب فعالیت; Cationic surfactants; Conductivity; Mixed micelles; Interaction parameters; Activity coefficients

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2006 سفارش ترجمه

On the activity coefficients of charge-symmetrical ion pairs

Keywords: ضریب فعالیت; Ion pairs; Activity coefficients; Salting-out; Zwitterion;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2006 سفارش ترجمه

Osmotic and activity coefficients of glycine, dl-α-alanine and dl-α-aminobutyric acid in aqueous solutions at temperatures between 288.15 and 303.15 K

Keywords: ضریب فعالیت; Isopiestic method; Osmotic coefficients; Activity coefficients; Amino acids; Pairwise coefficients

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2006 سفارش ترجمه

Modeling ATP protonation and activity coefficients in NaClaq and KClaq by SIT and Pitzer equations

Keywords: ضریب فعالیت; ATP; Protonation; Activity coefficients; Dependence on medium and ionic strength; SIT model; Pitzer model;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2006 سفارش ترجمه

Thermodynamics of the amalgam cells {Cs-amalgam|CsX (m)|AgX|Ag} (X = Cl, Br, I) and primary medium effects in (methanol + water), (acetonitrile + water), and (1,4-dioxane + water) solvent mixtures

Keywords: ضریب فعالیت; Amalgam cell thermodynamics; Standard potential differences; EXAFS of solutions; Activity coefficients; Primary medium effects

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2006 سفارش ترجمه

Towards accurate values of individual ion activities: Additional data for NaCl, NaBr and KCl, and new data for NH4Cl

Keywords: ضریب فعالیت; Ions; Activity; Activity coefficients; Electrolytes; Junction potential; Ion-selective electrodes

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2006 سفارش ترجمه

Applied thermodynamics: A new frontier for biotechnology

Keywords: ضریب فعالیت; Biotechnology; Chromatography; Ion-exchange; Hydrophobic chromatography; Activity coefficients; Solubility; Lysozyme

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2006 سفارش ترجمه

Prediction of activity coefficients in liquid aerosol particles containing organic compounds, dissolved inorganic salts, and water—Part 1: Organic compounds and water by consideration of short- and long-range effects using X-UNIFAC.1

Keywords: ضریب فعالیت; Activity coefficients; Particulate matter; Organic compounds; Inorganic salts; UNIFAC

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2006 سفارش ترجمه

Activity coefficients at low dilution of CrO, NiO and CoO in melts in the system CaO–MgO–Al2O3–SiO2 at 1400°C: Using the thermodynamic behaviour of transition metal oxides in silicate melts to probe their structure

Keywords: ضریب فعالیت; Silicate melt; Thermodynamic properties; Activity coefficients; Crystal field theory; Coordination environment; Jahn–Teller effect; Cr; Ni; Co

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2006 سفارش ترجمه

A complete discussion of the rationale supporting the experimental determination of individual ionic activities

Keywords: ضریب فعالیت; Ions; activity; Activity coefficients; Electrolytes; Junction potential; Ion selective electrodes

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2006 سفارش ترجمه

Prediction of activity coefficients in liquid aerosol particles containing organic compounds, dissolved inorganic salts, and water—Part 2: Consideration of phase separation effects by an X-UNIFAC model

Keywords: ضریب فعالیت; Activity coefficients; Particulate matter (PM); Organic; Inorganic; Inorganic salts; Phase separation

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2006 سفارش ترجمه

Prediction of activity coefficients in liquid aerosol particles containing organic compounds, dissolved inorganic salts, and water—Part 3: Organic compounds, water, and ionic constituents by consideration of short-, mid-, and long-range effects using X-UN

Keywords: ضریب فعالیت; Activity coefficients; Aerosol particulate matter; Organic compounds; Inorganic salts; Unifac

دانلود رایگان متن کامل مقاله ISI 16 صفحه سال انتشار : 2006 سفارش ترجمه

Phase equilibria for binary systems of octane boosters with 2,2,4-trimethylpentane

Keywords: ضریب فعالیت; VLE data; 2,2,4-Trimethylpentane; Methyl tert-butyl ether; Di-isopropyl ether; Dimethoxymethane; Wilson equation; Activity coefficients;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2005 سفارش ترجمه

Activity coefficients in binary mixtures formed by cyclohexanone with a variety of compounds at 94.7 kPa

Keywords: ضریب فعالیت; Wilson model; Activity coefficients; Cyclohexanone; Acrylonitrile; Pyrazines; Cyclohexane; Carbontetrachloride;

دانلود رایگان متن کامل مقاله ISI 4 صفحه سال انتشار : 2005 سفارش ترجمه

Activity coefficients and thermodynamic parameters for RbCl/CsCl + amide (acetamide, propanamide, and n-butanamide) + water system at 298.15 K

Keywords: ضریب فعالیت; RbCl/CsCl; Amide; Activity coefficients; Thermodynamic parameters;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2005 سفارش ترجمه

Osmotic and activity coefficients of {y Na2SO4 + (1 − y) ZnSO4}(aq) at T = 298.15 K

Keywords: ضریب فعالیت; Isopiestic measurements; Mixed-electrolyte solution; Osmotic coefficient; Activity coefficients;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2005 سفارش ترجمه