Diffusiophoresis, diffusioosmosis, and microfluidics: surface-flow-driven phenomena in the presence of flow

S Shim - Chemical Reviews, 2022 - ACS Publications
Diffusiophoresis is the spontaneous motion of particles under a concentration gradient of
solutes. Since the first recognition by Derjaguin and colleagues in 1947 in the form of …

Physicochemical hydrodynamics of particle diffusiophoresis driven by chemical gradients

JT Ault, S Shin - Annual Review of Fluid Mechanics, 2024 - annualreviews.org
Chemical gradients, the spatial variations in chemical concentrations and components, are
omnipresent in environments ranging from biological and environmental systems to …

Diffusiophoresis-enhanced Turing patterns

BM Alessio, A Gupta - Science Advances, 2023 - science.org
Turing patterns are fundamental in biophysics, emerging from short-range activation and
long-range inhibition processes. However, their paradigm is based on diffusive transport …

Conductivity of concentrated electrolytes

Y Avni, RM Adar, D Andelman, H Orland - Physical Review Letters, 2022 - APS
The conductivity of ionic solutions is arguably their most important trait, being widely used in
electrochemical, biochemical, and environmental applications. The Debye-Hückel-Onsager …

In situ enzymatic control of colloidal phoresis and catalysis through hydrolysis of ATP

E Shandilya, B Rallabandi, S Maiti - Nature Communications, 2024 - nature.com
The ability to sense chemical gradients and respond with directional motility and chemical
activity is a defining feature of complex living systems. There is a strong interest among …

Diffusiophoresis: from dilute to concentrated electrolytes

A Gupta, S Shim, HA Stone - Soft Matter, 2020 - pubs.rsc.org
Electrolytic diffusiophoresis is the movement of colloidal particles in response to a
concentration gradient of an electrolyte. The diffusiophoretic velocity vDP is typically …

Two-dimensional diffusiophoretic colloidal banding: optimizing the spatial and temporal design of solute sinks and sources

RR Raj, CW Shields, A Gupta - Soft Matter, 2023 - pubs.rsc.org
Diffusiophoresis refers to the phenomenon where colloidal particles move in response to
solute concentration gradients. Existing studies on diffusiophoresis, both experimental and …

Motorless transport of microtubules along tubulin, RanGTP, and salt gradients

S Shim, B Gouveia, B Ramm, VA Valdez… - Nature …, 2024 - nature.com
Microtubules are dynamic filaments that assemble spindles for eukaryotic cell division. As
the concentration profiles of soluble tubulin and regulatory proteins are non-uniform during …

Diffusiophoresis in the presence of a pH gradient

S Shim, JK Nunes, G Chen, HA Stone - Physical Review Fluids, 2022 - APS
Diffusiophoresis is the spontaneous motion of particles under gradients of solutes. In
electrolyte-driven diffusiophoresis, the zeta potential of the particles is an important surface …

Diffusioosmosis-driven dispersion of colloids: a Taylor dispersion analysis with experimental validation

BM Alessio, S Shim, A Gupta, HA Stone - Journal of Fluid Mechanics, 2022 - cambridge.org
Diffusiophoresis refers to the movement of colloidal particles in the presence of a
concentration gradient of a solute and enables directed motion of colloidal particles in …