Electrolytes at Uncharged Liquid Interfaces: Adsorption, Potentials, Surface Tension, and the Role of the Surfactant Monolayer

RI Slavchov, B Peychev, I Minkov - Langmuir, 2024 - ACS Publications
The article summarizes the results of our research on the behavior of ions at uncharged fluid
interfaces, with a focus on moderately to highly concentrated aqueous electrolytes. The ion …

Adsorption of ionic surfactants at the air-water interface: The gap between theory and experiment

M Peng, AV Nguyen - Advances in colloid and interface science, 2020 - Elsevier
We review the experimental and theoretical results for the adsorption and structure of ionic
surfactants at the air-liquid interface. The results show that ionic surfactants form thick …

The dynamic surface tension of water

IM Hauner, A Deblais, JK Beattie… - The journal of physical …, 2017 - ACS Publications
The surface tension of water is an important parameter for many biological or industrial
processes, and roughly a factor of 3 higher than that of nonpolar liquids such as oils, which …

Toward a unified picture of the water self-ions at the air–water interface: A density functional theory perspective

MD Baer, IFW Kuo, DJ Tobias… - The Journal of Physical …, 2014 - ACS Publications
The propensities of the water self-ions, H3O+ and OH–, for the air–water interface have
implications for interfacial acid–base chemistry. Despite numerous experimental and …

Nature of excess hydrated proton at the water–air interface

S Das, S Imoto, S Sun, Y Nagata… - Journal of the …, 2019 - ACS Publications
Understanding the interfacial molecular structure of acidic aqueous solutions is important in
the context of, eg, atmospheric chemistry, biophysics, and electrochemistry. The hydration of …

Gas-liquid flow and mass transfer in a microchannel under elevated pressures

C Yao, Z Dong, Y Zhao, G Chen - Chemical Engineering Science, 2015 - Elsevier
Flow and mass transfer of gas-liquid slug flow under elevated pressures up to 3.0 MPa in a
microchannel are investigated with CO 2-water system. The results show that the ratio of the …

Coupling effects of ionic surfactants and electrolytes on the stability of bulk nanobubbles

X Ma, M Li, X Xu, C Sun - Nanomaterials, 2022 - mdpi.com
As interest in the extensive application of bulk nanobubbles increases, it is becoming
progressively important to understand the key factors affecting their anomalous stability. The …

Affinity of hydrated protons at intrinsic water/vapor interface revealed by ion-induced water alignment

KY Chiang, L Dalstein, YC Wen - The Journal of Physical …, 2020 - ACS Publications
Protons at the water/vapor interface are relevant for atmospheric and environmental
processes, yet characterizing their surface affinity on the quantitative level is still …

Surface tension of concentrated electrolyte solutions

RI Slavchov, JK Novev - Journal of colloid and interface science, 2012 - Elsevier
The surface tension σ of inorganic electrolyte aqueous solutions at a given concentration c
follows the Hofmeister series. The explanation of this phenomenon was sought in the …

Resolving heterogeneous dynamics of excess protons in aqueous solution with rate theory

S Roy, GK Schenter, JA Napoli, MD Baer… - The Journal of …, 2020 - ACS Publications
Rate theories have found great utility across the chemical sciences by providing a physically
transparent way to analyze dynamical processes. Here we demonstrate the benefits of using …