Search Results - "POSA, Mihalj"

The Gibbs-Helmholtz equation and the enthalpy–entropy compensation (EEC) phenomenon in the formation of micelles in an aqueous solution of surfactants and the cloud point effect by Poša, Mihalj

“…[Display omitted] •The Gibbs-Helmholtz equation can be constructed from the hidden processes of micellization.•For the enthalpy–entropy compensation effect…”
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Conformationally rigid and flexible surfactant binary (pseudoternary) mixed micelle with mutual synergistic interaction by Poša, Mihalj

“…[Display omitted] •Mixed micelles disorder coefficient was obtained by the Boltzmann distribution.•Excess entropy originates from the conformational…”
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Self-Association of the Anion of 7-Oxodeoxycholic Acid (Bile Salt): How Secondary Micelles Are Formed by Poša, Mihalj

“…Bile acid anions are steroidal biosurfactants that form primary micelles due to the hydrophobic effect. At higher concentrations of some bile acid anions,…”
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Multiphase separation model for binary mixed micelles by Poša, Mihalj

“…Starting from the equilibrium between a micellar binary monophase and a water solution of surfactants i and j, we found that the ratio between the molar…”
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Linear hydrophobic congeneric groups of bile acid anion derivatives based on the self-association (micellization) process and the phenomenon of enthalpy–entropy compensation by Kumar, Dileep, Poša, Mihalj

“…[Display omitted] •Some bile acid anions in the Small-Kawamura primary micelle can form H-bonds.•Pattern recognition (linear congeneric group (LCG)) study in…”
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Mixed micelles of binary surfactant mixtures Tween 40 – Na-3,12-dioxo-5β-cholanate and Tween 80 – Na-3,12-dioxo-5β-cholanate and their thermodynamic description and characterization by Posa, Mihalj

“…•Developed a procedure for testing the applicability of RST.•RST approximately with the βij can suggests on stability of mixed micelle.•Mixed micelles…”
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Symmetry (Asymmetry) of the Molar Excess Gibbs Free Energy Function of the Binary Mixed Micelles of Bile Acid Anion and Classical Cationic Surfactant: Influence of Sterically Shielded and Sterically Unshielded Polar Groups of the Steroid Skeleton by Poša, Mihalj

“…Binary mixtures of surfactants build a binary mixed micelle in which the ratio of surfactants usually differs from the initial ratio of surfactants in their…”
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Introduction of the novel coefficient of interaction in the micellar co-solubilisation of the binary mixture of structurally different solubilizates: Thermodynamic of the micellar co-solubilisation – A pseudophase approximation by Poša, Mihalj

“…The mutual influence of the different molecules of solubilizates in the micellar co-solubilisation of their binary mixture is expressed with the excess Gibbs…”
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Connecting De Donder’s equation with the differential changes of thermodynamic potentials: understanding thermodynamic potentials by Mihalj, Poša

“…The new mathematical connection of De Donder’s differential entropy production with the differential changes of thermodynamic potentials (Helmholtz free…”
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Heuman indices of hydrophobicity of bile acids and their comparison with a newly developed and conventional molecular descriptors by Poša, Mihalj

“…Bile salts (BSs), in addition to their physiological role in the digestion of lipids in vertebrates, are also of significant importance in biomedical…”
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Determination of number-average aggregation numbers of bile salts micelles with a special emphasis on their oxo derivatives—The effect of the steroid skeleton by Poša, Mihalj, Sebenji, Ana

“…The special geometry of the steroid skeleton causes that bile acid anions, in contrast to aliphatic amphiphiles, form micelles with a small aggregation number…”
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Ternary Mixed Micelle Hexadecyltrimethylammonium Bromide—Dodecyltrimethylammonium Bromide—Sodium Deoxycholate: Gibbs Free Energy of Mixing and Excess Gibbs Energy of Mixing by Pilipović, Ana, Vapa, Ivana, Tepavčević, Vesna, Puača, Gorana, Poša, Mihalj

“…Pharmaceutical, food, and cosmetic formulations often contain binary or ternary surfactant mixtures with synergistic interactions amongst micellar building…”
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Interaction of drug molecules with surfactants below (Benesi-Hildebrand equation) and above the critical micelle concentration (Kawamura equation) by Agatić, Zita Farkaš, Tepavčević, Vesna, Puača, Gorana, Poša, Mihalj

“…[Display omitted] Drug molecules can interact with surfactant molecules either in their monomeric form, where the Benesi-Hildebrand equation determines the…”
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Effects of additives (methanol and NaCl) from aqueous surfactant solutions on the micellisation of sodium deoxycholate and sodium cholate binary mixture in the temperature interval T = (278.15–318.15) K: The molar excess Gibbs energy and the molar Gibbs energy of the micelle formation by Poša, Mihalj, Pilipović, Ana

“…Dependence of the molar excess Gibbs energy of formation of binary mixed SD-SC pseudophase on the molar fraction of micellar SC, when the examined mixture of…”
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Thermodynamics of trimethyltetradecylammonium bromide – Sodium deoxycholate binary mixed micelle formation in aqueous solution: Regular solution theory with mutual compensation of excess configurational and excess conformational entropy by Poša, Mihalj, Pilipović, Ana, Popović, Kosta, Kumar, Dileep

“…[Display omitted] •TB and SD surfactants form a symmetric mixture.•There is no excess molar entropy in TB-SD mixed micelles.•2D ROESY interactions between TB…”
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QSPR study of the effect of steroidal hydroxy and oxo substituents on the critical micellar concentration of bile acids by POSA, Mihalj

“…▶ The descriptor d 0.25 has characteristics of both 2D and 3D topological descriptors. ▶ Descriptor d 0.25 explains variance within the congeneric groups of…”
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Micellisation of the binary mixture of surfactants Triton X100 and Brij S10 in a water solution at T = (278.15–318.15) K: The excess Gibbs energy of the binary mixed micelles formation and its interpretation by the first order and the second order Margules function by Poša, Mihalj, Pilipović, Ana

“…[Display omitted] •Binary mixtures of surfactants with gije<<0 have a smaller environmental footprint than their components.•For binary mixed micelle of Triton…”
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Regular solution theory regarding sodium cholate and hexadecyltrimethylammonium bromide or dodecyltrimethylammonium bromide binary mixed micelles by Farkaš Agatić, Zita, Popović, Kosta, Kumar, Dileep, Škorić, Dušan, Poša, Mihalj

“…[Display omitted] •HDTAB-SC and DTAB-SC are symmetric mixture - form mixed micelles with gE<0.•ROESY: interactions between HDTAB or DTAB and SC.•There is a…”
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Chemometric and conformational approach to the analysis of the aggregation capabilities in a set of bile salts of the allo and normal series by Poša, Mihalj, Sebenji, Ana

“…[Display omitted] •Allo derivates of bile salts have aggregation numbers (n) in the range from 6.3 to 8.2.•Allo derivatives in a plane lnk-n enter to linear…”
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Synergism in cationic surfactant and triton X-100 mixtures: Role of enthalpic interactions and conformation changes by Ćirin, Dejan, Poša, Mihalj

“…Investigation of fundamental properties of colloidal systems of cationic surfactants is important for practical and theoretical reasons. In this work, the…”
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