Results 1 to 10 of about 735,883 (251)

Lattice model study of the thermodynamic interplay of polymer crystallization and liquid-liquid demixing [PDF]

open access: yes, 2003
We report Monte Carlo simulations of a lattice-polymer model that can account for both polymer crystallization and liquid-liquid demixing in solutions of semiflexible homopolymers.
Daan Frenkel   +4 more
core   +19 more sources

Tunable light beam steering device using polymer stabilized blue phase liquid crystals [PDF]

open access: yes, 2017
A polarization independent and fast electrically switchable beam steering device is presented, based on a surface relief grating combined with polymer stabilized blue phase liquid crystals.
Beeckman, Jeroen   +8 more
core   +2 more sources

Phase separation phenomena in solutions of polysulfone in mixtures of a solvent and a nonsolvent: relationship with membrane formation [PDF]

open access: yes, 1985
The phase separation phenomena in ternary solutions of polysulfone (PSf) in mixtures of a solvent and a nonsolvent (N,N-dimethylacetamide (DMAc) and water, in most cases) are investigated. The liquid-liquid demixing gap is determined and it is shown that
Kant, J.   +3 more
core   +3 more sources

On the mechanism of separation of ethanol/water mixtures by pervaporation I. Calculations of concentration profiles [PDF]

open access: yes, 1984
A solution—diffusion model for the permeation of liquid mixtures through polymeric membranes taking into account coupling of fluxes has been developed.
Mulder, M.H.V., Smolders, C.A.
core   +3 more sources

Geometric pumping induced by shear flow in dilute liquid crystalline polymer solutions [PDF]

open access: yes, 2014
We investigate nonlinear rheology of dilute liquid crystalline polymer solutions under time dependent two-directional shear flow. We analyze the Smoluchowski equation, which describes the dynamics of the orientation of a liquid crystalline polymer, by ...
de Gennes P. G.   +4 more
core   +2 more sources

Light-addressable liquid crystal polymer dispersed liquid crystal [PDF]

open access: yes, 2017
Scattering-free liquid crystal polymer-dispersed liquid crystal polymer (LCPDLC) films are fabricated by combining a room temperature polymerizable liquid crystal (LC) monomer with a mesogenic photosensitive LC.
Bunning, T. J.   +5 more
core   +1 more source

Membranes of semicrystalline aliphatic polyamide nylon 4,6: Formation by diffusion-induced phase separation [PDF]

open access: yes, 1993
The preparation of membranes of nylon 4,6 by diffusion-induced phase separation (DIPS) using formic acid as a solvent and water as a nonsolvent was studied.
Bulte, A.M.W.   +5 more
core   +2 more sources

Synchronized molecular-dynamics simulation for the thermal lubrication of a polymeric liquid between parallel plates [PDF]

open access: yes, 2014
The Synchronized Molecular-Dynamics simulation which was recently proposed by authors [Phys. Rev. X {\bf 4}, 041011 (2014)] is applied to the analysis of polymer lubrication between parallel plates.
Yamamoto, Ryoichi, Yasuda, Shugo
core   +4 more sources

Effect of Ordering on Spinodal Decomposition of Liquid-Crystal/Polymer Mixtures

open access: yes, 1998
Partially phase-separated liquid-crystal/polymer dispersions display highly fibrillar domain morphologies that are dramatically different from the typical structures found in isotropic mixtures.
A. Onuki   +25 more
core   +1 more source

Simulation and theory of fluid demixing and interfacial tension of mixtures of colloids and non-ideal polymers [PDF]

open access: yes, 2005
An extension of the Asakura-Oosawa-Vrij model of hard sphere colloids and non-adsorbing polymers, that takes polymer non-ideality into account through a repulsive stepfunction pair potential between polymers, is studied with grand canonical Monte Carlo ...
A. Jusufi   +10 more
core   +1 more source

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