Mineral liquid crystals

P Davidson, JCP Gabriel - Current opinion in colloid & interface science, 2005 - Elsevier
This review describes recent developments in the field of liquid–crystalline suspensions of
mineral nanoparticles. New families of chemical compounds have been investigated in the …

[HTML][HTML] Grain-scale pressure variations in metamorphic rocks: implications for the interpretation of petrographic observations

L Tajčmanová, J Vrijmoed, E Moulas - Lithos, 2015 - Elsevier
Recent work on mineral reactions and microstructures in metamorphic rocks has focused on
forward modelling of phase equilibria and on their description through chemical potential …

Polymers at interfaces and the interactions in colloidal dispersions

A Vrij - Pure and Applied Chemistry, 1976 - degruyter.com
Solutions of different polymers in the same solvent are incompatible as a rule and show
phase separation when they are mixed. H incompatibility is also to be observed in systems …

Liquid crystal phases of charged colloidal platelets

D van der Beek, HNW Lekkerkerker - Langmuir, 2004 - ACS Publications
The liquid crystal phase behavior of a suspension of charged gibbsite [Al (OH) 3] platelets is
investigated. By variation of the ionic strength, we are able to tune the effective thickness-to …

Smectic liquid‐crystalline order in suspensions of highly polydisperse goethite nanorods

GJ Vroege, DME Thies‐Weesie… - Advanced …, 2006 - Wiley Online Library
Colloidal dispersions are natural candidates to produce materials structured at the
nanometer scale because of their propensity to self-organize into colloidal (liquid) crystals …

Gravity-induced phase phenomena in plate-rod colloidal mixtures

T Eckert, M Schmidt, D de Las Heras - Communications Physics, 2021 - nature.com
Gravity can affect colloidal suspensions since for micrometer-sized particles gravitational
and thermal energies can be comparable over vertical length scales of a few millimeters. In …

Isotropic-nematic phase transition of nonaqueous suspensions of natural clay rods

ZX Zhang, JS Van Duijneveldt - The Journal of chemical physics, 2006 - pubs.aip.org
A novel model system for studying the behavior of hard colloidal rods is presented,
consisting of sterically stabilized particles of natural sepiolite clay. Electron microscopy and …

Effects of charge double layer and colloidal aggregation on the isotropic− nematic transition of protein fibers in water

R Mezzenga, JM Jung, J Adamcik - Langmuir, 2010 - ACS Publications
We investigate the effects of variable linear charge density and Debye length on the
mesoscopic properties of β-lactoglobulin fibers in water, by changing the pH and ionic …

Density functional theory for colloidal mixtures of hard platelets, rods, and spheres

A Esztermann, H Reich, M Schmidt - … Review E—Statistical, Nonlinear, and Soft …, 2006 - APS
A geometry-based density-functional theory is presented for mixtures of hard spheres, hard
needles, and hard platelets; both the needles and platelets are taken to be of vanishing …

Laponite assisted dispersion of carbon nanotubes in water

M Loginov, N Lebovka, E Vorobiev - Journal of colloid and interface …, 2012 - Elsevier
The ability of Laponite to stabilize aqueous suspensions of multiwalled carbon nanotubes
(MWCNTs) was investigated with the help of analytical centrifugation, microscopic image …