Charge regulation of polyelectrolyte gels: Swelling transition

B Zheng, Y Avni, D Andelman, R Podgornik - Macromolecules, 2023 - ACS Publications
We study the effects of charge-regulated acid/base equilibrium on the swelling of
polyelectrolyte gels by considering a combination of the Poisson–Boltzmann theory and a …

A new method for reactive constant pH simulations

Y Levin, A Bakhshandeh - The Journal of Chemical Physics, 2023 - pubs.aip.org
We present a simulation method that allows us to calculate the titration curves for systems
undergoing protonation/deprotonation reactions—such as charged colloidal suspensions …

Phase separation of polyelectrolytes: The effect of charge regulation

B Zheng, Y Avni, D Andelman… - The Journal of Physical …, 2021 - ACS Publications
Complex coacervation, known as the liquid–liquid phase separation of solutions with
oppositely charged polyelectrolytes, has attracted substantial interest in recent years. We …

Curvature effects in charge-regulated lipid bilayers

P Khunpetch, A Majee, R Podgornik - Soft Matter, 2022 - pubs.rsc.org
We formulate a theory of electrostatic interactions in lipid bilayer membranes where both
monolayer leaflets contain dissociable moieties that are subject to charge regulation. We …

Charged Membranes: Poisson–Boltzmann Theory, The DLVO Paradigm, and Beyond

T Markovich, D Andelman… - Handbook of lipid …, 2021 - taylorfrancis.com
Employing simple physical models, electrostatic properties of charged membranes in
aqueous solutions are reviewed. In particular, it is shown how the well-known Poisson …

Electrostatic interactions between charge regulated spherical macroions

H Ruixuan, A Majee, J Dobnikar… - The European Physical …, 2023 - Springer
We study the interaction between two charge regulating spherical macroions with dielectric
interior and dissociable surface groups immersed in a monovalent electrolyte solution. The …

Reactive Monte Carlo simulations for charge regulation of colloidal particles

A Bakhshandeh, D Frydel, Y Levin - The Journal of Chemical Physics, 2022 - pubs.aip.org
We use a reactive Monte Carlo simulation method and the primitive model of electrolyte to
study acid–base equilibrium that controls charge regulation in colloidal systems. The …

Thermodynamics of charge regulation near surface neutrality

T Obstbaum, U Sivan - Langmuir, 2022 - ACS Publications
The interaction between two adjacent charged surfaces immersed in aqueous solution is
known to be affected by charge regulation─ the modulation of surface charge as two …

[HTML][HTML] Counterion-controlled phase equilibria in a charge-regulated polymer solution

GL Celora, R Blossey, A Münch… - The Journal of Chemical …, 2023 - pubs.aip.org
We study phase equilibria in a minimal model of charge-regulated polymer solutions. Our
model consists of a single polymer species whose charge state arises from protonation …

Charge symmetry broken complex coacervation

A Majee, M Bier, R Blossey, R Podgornik - Physical Review Research, 2020 - APS
Liquid-liquid phase separation has emerged as one of the important paradigms in the
chemical physics as well as biophysics of charged macromolecular systems. We elucidate …