Charge regulation effects in polyelectrolyte adsorption

J Yuan, H Tanaka - Physical Review Letters, 2024 - APS
Polyelectrolyte (PE) adsorption plays a pivotal role in tailoring surface properties, finding
diverse applications across scientific and industrial domains. In aqueous environments …

Electrostatic-driven self-assembly of Janus-like monolayer-protected metal nanoclusters

A Bhattacharyya, V Tiwari… - The Journal of Physical …, 2024 - ACS Publications
The generation of controlled microstructures of functionalized nanoparticles has been a
crucial challenge in nanoscience and nanotechnology. Efforts have been made to tune …

Like-charge attraction between two identical dielectric spheres in a uniform electric field: a theoretical study via a multiple-image method and an effective-dipole …

X Li, C Li, X Gao, D Huang - Journal of Materials Chemistry A, 2024 - pubs.rsc.org
A multiple-image method is developed as an accurate numerical approach to calculate the
electrostatic interaction between two like-charged dielectric spheres in a uniform electric …

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 …

Patchy Charge Distribution Affects the pH in Protein Solutions during Dialysis

SP Pineda, PM Blanco, R Staňo, P Košovan - Langmuir, 2024 - ACS Publications
When using dialysis ultra-or diafiltration to purify protein solutions, a dialysis buffer in the
permeate is employed to set the pH in the protein solution. Failure to achieve the target pH …

New Hybrid Pore-Scale Simulation Method to Characterize Nanoparticle Transport, Aggregation, and Attachment Behaviors

Y Li, B Yuan, C Ke, W Zhang, M Han… - Industrial & Engineering …, 2023 - ACS Publications
To facilitate the applications of nanoparticles (NPs) for enhancing hydrocarbon production, it
is important to understand the transport and attachment behaviors of NPs on a microscopic …

Diffusive dynamics of charge regulated macro-ion solutions

B Zheng, S Komura, D Andelman… - arxiv preprint arxiv …, 2024 - arxiv.org
Onsager's variational principle is generalized to address the diffusive dynamics of an
electrolyte solution composed of charge-regulated macro-ions and counterions. The free …

[HTML][HTML] Ultrasensitive colorimetric immunoassay for aflatoxin B1 detection in lotus seed powder based on enhanced catalysis of Au@ Pt with in situ deposition of …

L Zhang, H Huang, M Liao, C Luo, Q Wu, R Huang… - Food Chemistry: X, 2024 - Elsevier
The enzyme-linked immunosorbent assay (ELISA) is a powerful and high-throughput
method for detecting aflatoxin B 1 (AFB 1) in food. However, the susceptibility of native …

On the nature of screening in charge-regulated macroion solutions

S Kumari, R Podgornik - The Journal of Chemical Physics, 2024 - pubs.aip.org
We present a derivation of the screening length for a solution containing a charge-regulated
macroion, eg protein, with its counterions. We show that it can be obtained directly from the …

Switchable nanochannel flow control through weak polyelectrolyte brushes

J Yuan, H Tanaka - Physics of Fluids, 2025 - pubs.aip.org
Surface modification of nanochannels with polyelectrolyte brushes (PEBs) offers a powerful
mechanism for controlling nanoscale flow transport. In aqueous environments, weak …