147 citations · 351 across the 18 of their papers we have counts for
18 papers
Presence of Two Maxima in the Isothermal Free-Radical Polymerization Rate of Isobornyl Methacrylate Retarded by Oxygen
Ezequiel R. Soule, Julio Borrajo, Roberto J. J. Williams
The kinetics of the free-radical polymerization of isobornyl methacrylate (IBoMA) at 80C, initiated by benzoyl peroxide (BPO), was determined by differential scanning calorimetry (…
Miscibility of blends of poly(methyl methacrylate) and oligodiols based on a bisphenol A nucleus and ethylene oxide or propylene oxide branches
B. Jaffrennou, E. R. Soule, F. Mechin +3
Cloud-point curves of blends of poly(methyl methacrylate) (PMMA) with a series of oligodiols based on a bisphenol A nucleus and short branches of poly(ethylene oxide) or poly(propy…
Kinetics of the Free-Radical Polymerization of Isobornyl Methacrylate in the Presence of Polyisobutylenes of Different Molar Masses
Ezequiel R. Soule, Julio Borrajo, Roberto J. J. Williams
The effect of a linear polymer dissolved in a reactive monomer on the kinetics of free-radical polymerization is studied. The selected system was a solution of polyisobutylene (PIB…
Thermodynamic Model of Liquid-Liquid Phase Equilibrium in Solutions of Alkanethiol-Coated Nanoparticles
Ezequiel R. Soule, Cristina E. Hoppe, Julio Borrajo +1
A thermodynamic model for a mixture of alkanethiol-coated nanoparticles (NPs) and low molecular weight (non-polymeric) solvent is developed, and calculations of liquid-liquid phase…
Thermodynamic Analysis of a Polymerization-Induced Phase Separation in Nanoparticle-Monomer-Polymer Blends
Ezequiel R. Soule, Julio Borrajo, Roberto J. J. Williams
We perform a thermodynamic analysis of the polymerization-induced phase separation in nanoparticle-monomer-polymer blends using a simple model recently proposed by V. V. Ginzburg (…
Textures in Polygonal Arrangements of Square Nanoparticles in Nematic Liquid Crystals Matrices
Paul M. Phillips, N. Mei, Ezequiel R. Soule +2
A systematic analysis of defect textures in facetted nanoparticles with polygonal configurations embedded in a nematic matrix is performed using the Landau-de Gennes model, homeotr…
Nanostructured epoxies based on the self-assembly of block copolymers: a new miscible block that can be tailored to different epoxy formulations
S. Maiez-Tribut, J. P. Pascault, E. R. Soule +2
Nanostructured thermosets may be obtained by self-assembly of amphiphilic block copolymers in a reactive solvent and fixation of the morphologies by the cross-linking reaction. Nan…
Analysis of the Phase Separation Induced by a Free-Radical Polymerization in Solutions of Polyisobutylene in Isobornyl Methacrylate
Ezequiel R. Soule, Guillermo E. Elicabe, Julio Borrajo +1
We analyze a polymerization-induced phase separation taking place in solutions of a polymer dissolved in a vinyl monomer undergoing an isothermal free-radical polymerization. The s…
A Rubber-Modified Thermoplastic where the Morphology Produced by Phase-Separation Induced by Polymerization Disappears at High Conversions
E. R. Soule, G. E. Elicabe, R. J. J. Williams
An unexpected experimental finding is reported where the primary morphology developed during polymerization-induced phase separation in a rubber-modified thermoplastic disappears a…
A good and computationally efficient polynomial approximation to the Maier-Saupe nematic free energy
Ezequiel R. Soule, Alejandro D. Rey
A new computational strategy is proposed to approximate, with a simple but accurate expression, the Maier- Saupe free energy for nematic order. Instead of the traditional approach…
Thermodynamic Modelling of Phase Equilibrium in Nanoparticles-Nematic Liquid Crystals Composites
Ezequiel R. Soulé, Linda Reven, Alejandro D. Rey
In this work, a theoretical study of phase equilibrium in mixtures of a calamitic nematic liquid crystal and hard spherical nanoparticles is presented. A mean-field thermodynamic m…
Dynamics of transient metastable states in mixtures under coupled phase ordering and chemical demixing
Ezequiel R. Soulé, Alejandro D. Rey
We present theory and simulation of simultaneous chemical demixing and phase ordering in a polymer-liquid crystal mixture in conditions where isotropic-isotropic phase separation i…
Modeling Complex Liquid Crystals Mixtures: From Polymer Dispersed Mesophase to Nematic Nanocolloids
Ezequiel R. Soule, Alejandro D. Rey
Liquid crystals are synthetic and biological viscoelastic anisotropic soft matter materials that combine liquid fluidity with crystal anisotropy and find use in optical devices, se…
Multiple interfaces in diffusional phase transitions in binary mesogen-non-mesogen mixtures undergoing metastable phase separations
Ezequiel R. Soule, Cyrille Lavigne, Linda Reven +1
Theory and simulations of simultaneous chemical demixing and phase ordering are performed for a mixed order parameter system with an isotropic-isotropic (I-I) phase separation that…
Thermodynamics, transition dynamics, and texturing in polymer-dispersed liquid crystals with mesogens exhibiting a direct isotropic/smectic-A transition
Ezequiel R. Soule, Nasser Mohieddin Abukhdeir, Alejandro D. Rey
Experimental and modeling/simulation studies of phase equilibrium and growth morphologies of novel polymer-dispersed liquid crystal (PDLC) mixtures of PS (polystyrene) and liquid c…
Formation and kinetics of transient metastable states in mixtures under coupled phase ordering and chemical demixing
Ezequiel R. Soulé, Alejandro D. Rey
We present theory and simulation of simultaneous chemical demixing and phase ordering in a polymer-liquid crystal mixture in conditions where isotropic- isotropic phase separation…
Theory and computation of directional nematic phase ordering
Ezequiel R. Soulé, Nasser Mohieddin Abukhdeir. Alejandro D. Rey
A computational study of morphological instabilities of a two-dimensional nematic front under directional growth was performed using a Landau-de Gennes type quadrupolar tensor orde…
Non-Isothermal Model for Nematic Spherulite Growth
Nasser Mohieddin Abukhdeir, Ezequiel R. Soule, Alejandro D. Rey
A computational study of the growth of two-dimensional nematic spherulites in an isotropic phase was performed using a Landau-de Gennes type quadrupolar ensor order parameter model…