Dilute polyelectrolyte solutions: recent progress and open questions

CG Lopez, A Matsumoto, AQ Shen - Soft Matter, 2024 - pubs.rsc.org
Polyelectrolytes are a class of polymers possessing ionic groups on their repeating units.
Since counterions can dissociate from the polymer backbone, polyelectrolyte chains are …

Salt effect on the viscosity of semidilute polyelectrolyte solutions: sodium polystyrenesulfonate

A Gulati, M Jacobs, CG Lopez, AV Dobrynin - Macromolecules, 2023 - ACS Publications
We studied the viscosity of semidilute aqueous solutions of sodium polystyrenesulfonate as
a function of polymer and salt concentrations. The viscosity data were quantified by applying …

Quantifying the Effect of Multivalent Ions in Polyelectrolyte Solutions

M Jacobs, CG Lopez, AV Dobrynin - Macromolecules, 2021 - ACS Publications
We implemented a scaling approach, based on the relationship between the solution
correlation length ξ= lg ν/B and the number of repeat units per correlation blob g for …

Clustering effects on the structure of ionomer solutions: A combined SANS and simulations study

C Kosgallana, M Senanayake, SS Mohottalalage… - …, 2024 - ACS Publications
Ionic assemblies, or clusters, determine the structure and dynamics of ionizable polymers
and enable their many applications. Fundamental to attaining well-defined materials is …

Extreme dependence of dynamics on concentration in highly crowded polyelectrolyte solutions

H Landfield, N Kalamaris, M Wang - Science Advances, 2024 - science.org
Charge-carrying species, such as polyelectrolytes, are vital to natural and synthetic
processes that rely on their dynamic behavior. Through single-particle tracking techniques …

When do polyelectrolytes entangle?

AV Dobrynin, M Jacobs - Macromolecules, 2021 - ACS Publications
Entanglements in polyelectrolyte solutions are a controversial issue in polymer science.
Experimental studies during the last 20 years have raised doubts about the applicability of …

Scaling relation and rheological behaviors of polymerized ionic liquids in ionic liquid/dimethylformamide solutions

G Liu, H Luo, Y Dan, Y Niu, G Li - Macromolecules, 2024 - ACS Publications
As a special class of polyelectrolytes, polymerized ionic liquids (PILs) possess large
counterions in their size, and the complicated electrostatic interactions with added salts …

Forces between interfaces in concentrated nanoparticle suspensions and polyelectrolyte solutions

LRJ Scarratt, G Trefalt, M Borkovec - Current Opinion in Colloid & Interface …, 2021 - Elsevier
This article provides an overview of interactions between charged interfaces across
concentrated suspensions of charged nanoparticles or solutions of polyelectrolytes. These …

Ion correlation and negative lithium transference in polyelectrolyte solutions

HK Bergstrom, KD Fong, DM Halat, CA Karouta… - Chemical …, 2023 - pubs.rsc.org
Polyelectrolyte solutions (PESs) recently have been proposed as high conductivity, high
lithium transference number (t+) electrolytes where the majority of the ionic current is carried …

Determining the molecular weight of polyelectrolytes using the rouse scaling theory for salt-free semidilute unentangled solutions

A Han, VVS Uppala, D Parisi, C George… - …, 2022 - ACS Publications
Chain dynamics in the semidilute unentangled regime can be used to determine the
molecular weight of polyelectrolytes based on the Rouse scaling model. Four methods …