Modelling of morphology and proton transport in PFSA membranes

JA Elliott, SJ Paddison - Physical chemistry chemical physics, 2007 - pubs.rsc.org
Computational modelling studies of the structure of perfluorosulfonic acid (PFSA) ionomer
membranes consistently exhibit a nanoscopic phase-separated morphology in which the …

Molecular dynamics modeling in catalyst layer development for PEM fuel cell

L Fan, J Wang, DFR Diaz, L Li, Y Wang… - Progress in Energy and …, 2025 - Elsevier
Catalyst layers (CLs) are a key component of proton exchange membrane (PEM) fuel cells,
where electrochemical reactions occur. The future development of catalysts, catalyst …

Nanophase-segregation and transport in Nafion 117 from molecular dynamics simulations: effect of monomeric sequence

SS Jang, V Molinero, T Çaǧın… - The Journal of Physical …, 2004 - ACS Publications
Nafion polyelectrolyte is widely used in polymer electrolyte membrane fuel cells (PEMFC)
due to its high proton conductivity. The properties of hydrated Nafion are attributed to its …

Atomistic simulation of nafion membrane: I. Effect of hydration on membrane nanostructure

R Devanathan, A Venkatnathan… - The Journal of Physical …, 2007 - ACS Publications
We used classical molecular dynamics simulation with the DREIDING force field to
characterize the changes in the nanostructure of Nafion membrane brought about by …

Mesoscale simulation of morphology in hydrated perfluorosulfonic acid membranes

JT Wescott, Y Qi, L Subramanian… - The Journal of chemical …, 2006 - pubs.aip.org
Current fuel cell proton exchange membranes rely on a random network of conducting
hydrophilic domains to transport protons across the membrane. Despite extensive …

Effect of bound state of water on hydronium ion mobility in hydrated Nafion using molecular dynamics simulations

T Mabuchi, T Tokumasu - The Journal of chemical physics, 2014 - pubs.aip.org
We have performed a detailed analysis of the structural properties of the sulfonate groups in
terms of isolated and overlapped solvation shells in the nanostructure of hydrated Nafion …

Probing selected morphological models of hydrated Nafion using large-scale molecular dynamics simulations

CK Knox, GA Voth - The Journal of Physical Chemistry B, 2010 - ACS Publications
Atomistic molecular dynamics simulations were performed to study hydrated Nafion systems
large enough (∼ 2 million atoms,∼ 30 nm box length) to directly observe several …

Relationship between proton transport and morphology of perfluorosulfonic acid membranes: A reactive molecular dynamics approach

T Mabuchi, T Tokumasu - The Journal of Physical Chemistry B, 2018 - ACS Publications
A reactive molecular dynamics simulation has been performed for the characterization of the
relationship between proton transport and water clustering in polymer electrolyte …

Exploring the use of molecular docking to identify bioaccumulative perfluorinated alkyl acids (PFAAs)

CA Ng, K Hungerbuehler - Environmental science & technology, 2015 - ACS Publications
Methods to predict the bioaccumulation potential of per-and polyfluorinated alkyl substances
(PFAS) are sorely needed, given the proliferation of these substances and lack of data on …

Molecular dynamics simulation study of a polysulfone-based anion exchange membrane in comparison with the proton exchange membrane

KW Han, KH Ko, K Abu-Hakmeh, C Bae… - The Journal of …, 2014 - ACS Publications
We investigate two types of polysulfone-based membranes (quaternary ammonium-
functionalized anion exchange membrane and sulfonated proton exchange membrane) …