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 …

Osmosis, from molecular insights to large-scale applications

S Marbach, L Bocquet - Chemical Society Reviews, 2019 - pubs.rsc.org
Osmosis is a universal phenomenon occurring in a broad variety of processes and fields. It
is the archetype of entropic forces, both trivial in its fundamental expression–the van't Hoff …

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 …

[HTML][HTML] Diffusiophoretic separation of colloids in microfluidic flows

S Shin - Physics of Fluids, 2020 - pubs.aip.org
In this review, we cover recent advances in microfluidic colloid separation enabled by
diffusiophoresis. Diffusiophoresis describes the motion of colloidal particles induced by local …

A diffusiophoretic mechanism for ATP-driven transport without motor proteins

B Ramm, A Goychuk, A Khmelinskaia, P Blumhardt… - Nature Physics, 2021 - nature.com
The healthy growth and maintenance of a biological system depends on the precise spatial
organization of molecules within the cell through the dissipation of energy. Reaction …

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 …

Asymmetric rectified electric and concentration fields in multicomponent electrolytes with surface reactions

N Jarvey, F Henrique, A Gupta - Soft Matter, 2023 - pubs.rsc.org
Recent experimental studies have utilized AC electric fields and electrochemical reactions in
multicomponent electrolyte solutions to control colloidal assembly. However, theoretical …

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 …