Diffusion coefficients and MSD measurements on curved membranes and porous media

A Ledesma-Durán, LH Juárez-Valencia - The European Physical Journal …, 2023 - Springer
We study some geometric aspects that influence the transport properties of particles that
diffuse on curved surfaces. We compare different approaches to surface diffusion based on …

[HTML][HTML] Fluid transport through heterogeneous pore matrices: Multiscale simulation approaches

A Phan, D Fan, A Striolo - Physics of Fluids, 2020 - pubs.aip.org
Fluids confined in nanopores exhibit several unique structural and dynamical characteristics
that affect a number of applications in industry as well as natural phenomena …

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 …

In vitro release of hydrophobic drugs by oleogel rods with biocompatible gelators

R Macoon, M Robey, A Chauhan - European Journal of Pharmaceutical …, 2020 - Elsevier
Purpose Currently, invasive monthly intravitreal injections through the eyeball are required
to deliver retinal drugs. Injections of oleogels into the vitreous have the potential for …

Biharmonic Fick–Jacobs diffusion in narrow channels

G Chacón-Acosta, A León-Ramírez… - Physica A: Statistical …, 2023 - Elsevier
We study the effect of a fourth-order derivative term in the diffusion of Brownian particles
confined to a narrow 2D channel whose longitudinal coordinate is larger than the …

Extended release of dexamethasone from oleogel based rods

R Macoon, T Guerriero, A Chauhan - Journal of colloid and interface …, 2019 - Elsevier
Hypothesis Topical and systemic methods are not able to deliver ophthalmic drugs for
treatment of retinal diseases. Consequently, invasive monthly intravitreal injections through …

New perspectives for evaluating the mass transport in porous catalysts and unfolding macro-and microkinetics

S Wild, C Mahr, A Rosenauer, T Risse, S Vasenkov… - Catalysis Letters, 2023 - Springer
In this article we shed light on newly emerging perspectives to characterize and understand
the interplay of diffusive mass transport and surface catalytic processes in pores of gas …

Surface diffusion in narrow channels on curved domains

A Ledesma-Durán, DA León-Velasco… - Physical Review E, 2023 - APS
We study the transport properties of diffusing particles restricted to confined regions on
curved surfaces. We relate particle mobility to the curvature of the surface where they diffuse …

Effective stress jump across membranes

GA Zampogna, F Gallaire - Journal of Fluid Mechanics, 2020 - cambridge.org
A macroscopic condition to simulate the interaction between an incompressible fluid flow
and a permeable micro-structured rigid surface (ie a thin membrane) has been developed …

Study on two-phase permeation of oxygen and electrolyte in lithium air battery electrode based on digital twin

Q Li, T Zhang, T Zhang, Z Xue, H Sun - Energies, 2022 - mdpi.com
In this paper, the saturation of electrolytes on the mass transfer property of porous electrodes
in non-aqueous lithium air batteries has been studied based on digital twin. Herein, we …