Review on the macro-transport processes theory for irregular pores able to perform catalytic reactions

I Santamaría-Holek, SI Hernández, C García-Alcántara… - Catalysts, 2019 - mdpi.com
We review and generalize a recent theoretical framework that provides a sound
physicochemical basis to describe how volume and surface diffusion are affected by …

Entropic diffusion in confined soft-matter and biological systems

JM Rubi - Europhysics Letters, 2019 - iopscience.iop.org
To know how particles move in small cavities, micro-channels and in general in crowded
media currently constitutes a challenge for the understanding of basic mechanisms …

Generalized Fick–Jacobs Approach for Describing Adsorption–Desorption Kinetics in Irregular Pores under Nonequilibrium Conditions

A Ledesma-Durán… - The Journal of …, 2016 - ACS Publications
We present a study exploring the range of applicability of a generalized Fick–Jacobs
equation in the case when diffusive mass transport of a fluid along a pore includes chemical …

Entropic effects of interacting particles diffusing on spherical surfaces

A Ledesma-Durán, J Munguía-Valadez… - Frontiers in …, 2021 - frontiersin.org
We present a molecular dynamics and theoretical study on the diffusion of interacting
particles embedded on the surface of a sphere. By proposing five different interaction …

Turing instability conditions in confined systems with an effective position-dependent diffusion coefficient

G Chacón-Acosta, M Núñez-López… - The Journal of Chemical …, 2020 - pubs.aip.org
We study a reaction-diffusion system within a long channel in the regime in which the
projected Fick-Jacobs-Zwanzig operator for confined diffusion can be used. We found that …

Adsorption of Diffusing Tracers, Apparent Tortuosity, and Application to Mesoporous Silica

NT Rodrigues, FD Alves Aarão Reis - Langmuir, 2024 - ACS Publications
The apparent tortuosity due to adsorption of diffusing tracers in a porous material is
determined by a scaling approach and is used to analyze recent data on LiCl and alkane …

On the fractality of the Freundlich adsorption isotherm in equilibrium and non-equilibrium cases

P Borys, ZJ Grzywna - Physical Chemistry Chemical Physics, 2016 - pubs.rsc.org
We investigate the relationship between the Freundlich adsorption exponent and the fractal
dimension of the adsorption sites for quasi-monolayer adsorption, and of the adsorbed …

Biphasic concentration patterns in ionic transport under nanoconfinement revealed in steady state and time-dependent properties

M Queralt-Martin, JJ Pérez-Grau, LMA González… - Biophysical …, 2023 - cell.com
Monday, February 20, 2023 223a geometry and chemistry and also the nature of the ionic
solution flowing through it. Accordingly, the concentration at which a given property will …

Dynamic surface tension of complex fluid-fluid interfaces: A useful concept, or not?

LMC Sagis - The European Physical Journal Special Topics, 2013 - Springer
Dilatational moduli are typically determined by subjecting interfaces to oscillatory area
deformations, and are often defined in terms of the difference between the dynamic or …

Entropic transport without external force in confined channel with oscillatory boundary

H Ding, H Jiang, Z Hou - The Journal of Chemical Physics, 2015 - pubs.aip.org
The dynamics of point-like Brownian particles in a periodic confined channel with oscillating
boundaries has been studied. Directional transport (DT) behavior, characterized by net …