Search Results - "Benegas, Julio C"

Specific Interactions versus Counterion Condensation. 2. Theoretical Treatment within the Counterion Condensation Theory by Donati, Ivan, Benegas, Julio C, Cesàro, Attilio, Paoletti, Sergio

“…Polyuronates such as pectate and alginate are very well-known examples of biological polyelectrolytes undergoing, upon addition of divalent cations, an…”
Get full text

Chemical and Electrostatic Association of Various Metal Ions by Poly(acrylic acid) and Poly(methacrylic acid) As Studied by Potentiometry by Porasso, Rodolfo D, Benegas, Julio C, van den Hoop, Marc A. G. T

“…Potentiometric titrations have been performed for poly(acrylic acid) (PAA) and poly(methacrylic acid) (PMA) in solution in the presence of different metals…”
Get full text

Analysis of Trace Metal Humic Acid Interactions Using Counterion Condensation Theory by Porasso, Rodolfo D, Benegas, Julio C, van den Hoop, Marc A. G. T, Paoletti, Sergio

“…Recent extensions of counterion condensation theory, originally developed for well-defined linear polyelectrolytes, enable us to analyze the interaction of…”
Get full text

Polyelectrolyte Study of the Calcium-Induced Chain Association of Pectate by Donati, Ivan, Benegas, Julio C, Paoletti, Sergio

“…The theoretical model devised in the previous paper (Donati, I.; Benegas, J. C.; Cesàro, A.; Paoletti, S. Biomacromolecules 2006, 7 (5), 1587−1596) for the…”
Get full text

Potentiometric Titrations of Maleic Acid Copolymers in Dilute Aqueous Solution: Experimental Results and Theoretical Interpretation by Delben, Franco, Paoletti, Sergio, Porasso, Rodolfo D., Benegas, Julio C.

“…The paper reports a study on the flexibility of a family of 1:1 hydrolysed maleic anhydride (maleic acid, MA)–olefin copolymers in dilute aqueous solution. The…”
Get full text

Complexation of heavy metals by humic acids: analysis of voltammetric data by polyelectrolyte theory by van den Hoop, Marc A.G.T, Porasso, Rodolfo D, Benegas, Julio C

“…The complexation of heavy metals by humic acids has been studied by voltammetry for a number of different cases, including (a) different metal ions; (b)…”
Get full text

Potentiometric titration of poly(acrylic acid) in mixed counterion systems: Chemical binding of Cd ions by Benegas, Julio C, Cleven, Rob F.M.J, van den Hoop, Marc A.G.T

“…Potentiometric titration curves of various Cd/poly(acrylic acid) systems have been obtained in order to study the cadmium poly(acrylic acid) interaction. The…”
Get full text

Metal ion - ionic polysaccharide interactions: theoretical developments and experimental results by Paoletti, Sergio, Gamini, Amelia, Vetere, Amedeo, Benegas, Julio C.

“…A modification of the Counterion Condensation (CC) theory of linear polyelectrolytes has been developed to take into account the presence of specific…”
Get full text

Thermodynamics of the conformational transition of biopolyelectrolytes: The case of specific affinity of counterions by Paoletti, Sergio, Benegas, Julio C., Pantano, Sergio, Vetere, Amedeo

“…A formal development of the Counterion Condensation theory (CC) of linear polyelectrolytes has been performed to include specific (chemical) affinity of…”
Get full text

Polyelectrolytic aspects of the thermodynamics of conformational transition: κ-carrageenan in formamide by Benegas, Julio C., Pantano, Sergio, Vetere, Amedeo, Paoletti, Sergio

“…A recently published method for the determination of the enthalpy and entropy changes of nonionic origin upon conformational transition of linear…”
Get full text

Improvement in Conductometric Analysis of Metal/Polyelectrolyte Systems by van den Hoop, Marc A. G. T, Benegas, Julio C

Get full text

Affinity interactions in counterion-polyelectrolyte systems: Competition between different counterions by Benegas, Julio C., Paoletti, Sergio, van den Hoop, Marc A. G. T.

“…Non‐bonding, specific interactions between linear polyelectrolytes and different species of counterions (of equal or different valence) are considered in the…”
Get full text

Polyelectrolyte Study of the Calcium-Induced Chain Association of Pectate by Donati, Ivan, Benegas, Julio C, Paoletti, Sergio

“…The theoretical model devised in the previous paper (Donati, I.; Benegas, J. C.; Cesaro, A.; Paoletti, S. Biomacromolecules 2006, 7 (5), 1587- 1596) for the…”
Get full text

Specific Interactions versus Counterion Condensation. 2. Theoretical Treatment within the Counterion Condensation Theory by Donati, Ivan, Benegas, Julio C, Cesaro, Attilio, Paoletti, Sergio

“…Polyuronates such as pectate and alginate are very well-known examples of biological polyelectrolytes undergoing, upon addition of divalent cations, an…”
Get full text

Molecular model of the cooperative amylose-iodine-triiodide complex by Cesaro, Attilio, Benegas, Julio C, Ripoll, Daniel R

Get full text

Proton–metal exchange processes in synthetic and natural polyelectrolyte solution systems by Benegas, Julio C., Porasso, Rodolfo D., van den Hoop, Marc A.G.T.

“…Proton–metal exchange processes that take place in polyelectrolyte solutions have been studied using previously reported potentiometric titration data for…”
Get full text

An integrative approach for analyzing metal–polyelectrolyte interactions by van den Hoop, Marc A.G.T., Benegas, Julio C.

“…An integrative approach based on the combined use of both experiments and modelling is discussed here aimed at investigating metal–polyelectrolyte interactions…”
Get full text

Polyelectrolytic aspects of the thermodynamics of conformational transition: ?-carrageenan in formamide by Benegas, Julio C., Pantano, Sergio, Vetere, Amedeo, Paoletti, Sergio

Get full text

Analysis of potentiometric titrations of heterogeneous natural polyelectrolytes in terms of counterion condensation theory: application to humic acid by Porasso, Rodolfo D., Benegas, Julio C., van den Hoop, Marc A.G.T., Paoletti, Sergio

“…A model, developed within the framework of the counterion condensation theory of linear polyelectrolytes, is presented in this paper to describe the acid–base…”
Get full text

Intrinsic binding effects in mixed counterionic polyelectrolyte systems: extension of condensation theory and comparison with voltammetric data by van den Hoop, Marc A.G.T., van Leeuwen, Herman P., Benegas, Julio C.

“…Voltammetric speciation data for the potassium/zinc/polymethacrylate system, recently obtained for various charge densities of the polyelectrolyte (Díaz-Cruz…”
Get full text