Yield stress materials in soft condensed matter

D Bonn, MM Denn, L Berthier, T Divoux… - Reviews of Modern …, 2017 - APS
A comprehensive review is presented of the physical behavior of yield stress materials in
soft condensed matter, which encompasses a broad range of materials from colloidal …

A fresh look at the Laponite phase diagram

B Ruzicka, E Zaccarelli - Soft Matter, 2011 - pubs.rsc.org
By reviewing experimental and theoretical works, we discuss the phase diagram of Laponite
suspensions, with the aim of clarifying several issues that have caused a long-time …

Observation of empty liquids and equilibrium gels in a colloidal clay

B Ruzicka, E Zaccarelli, L Zulian, R Angelini… - Nature materials, 2011 - nature.com
The relevance of anisotropic interactions in colloidal systems has recently emerged in the
context of the rational design of new soft materials. Patchy colloids of different shapes …

Microstructure and soft glassy dynamics of an aqueous laponite dispersion

K Suman, YM Joshi - Langmuir, 2018 - ACS Publications
Synthetic hectorite clay Laponite RD/XLG is composed of disk-shaped nanoparticles that
acquire dissimilar charges when suspended in an aqueous medium. Owing to their property …

Laponite as a rheology modifier of alginate solutions: Physical gelation and aging evolution

JL Dávila, MA d'Ávila - Carbohydrate polymers, 2017 - Elsevier
The rheological behavior of alginate and Laponite/alginate solutions was studied. It was
observed that the Cross viscosity model successfully describes the steady-state shear …

Glass–glass transition during aging of a colloidal clay

R Angelini, E Zaccarelli, FA de Melo Marques… - Nature …, 2014 - nature.com
Colloidal suspensions are characterized by a variety of microscopic interactions, which
generate unconventional phase diagrams encompassing fluid, gel and glassy states and …

On the nature of flow curve and categorization of thixotropic yield stress materials

T Bhattacharyya, AR Jacob, G Petekidis… - Journal of Rheology, 2023 - pubs.aip.org
Thixotropy is a phenomenon related to time dependent change in viscosity in the presence
or absence of flow. The yield stress, on the other hand, represents the minimum value of …

Selective catalytic oxidation of H2S over iron oxide supported on alumina-intercalated Laponite clay catalysts

X Zhang, G Dou, Z Wang, L Li, Y Wang, H Wang… - Journal of hazardous …, 2013 - Elsevier
A series of iron oxide supported on alumina-intercalated clay catalysts (named Fe/Al-Lap
catalysts) with mesoporous structure and high specific surface area were prepared. The …

Physicochemical effects in aging aqueous Laponite suspensions

A Shahin, YM Joshi - Langmuir, 2012 - ACS Publications
We study aging behavior of an aqueous suspension of Laponite as a function of
concentration of Laponite, concentration of salt, time elapsed since preparation of …

Elastoviscoplasticity, hyperaging, and time–age-time–temperature superposition in aqueous dispersions of bentonite clay

JDJ Rathinaraj, KR Lennon, M Gonzalez, A Santra… - Soft Matter, 2023 - pubs.rsc.org
Clay slurries are both ubiquitous and essential in the oil exploration industry, and are most
commonly employed as drilling fluids. Due to its natural abundance, bentonite clay is often …