Molecular structure and modeling of water–air and ice–air interfaces monitored by sum-frequency generation

F Tang, T Ohto, S Sun, JR Rouxel, S Imoto… - Chemical …, 2020 - ACS Publications
From a glass of water to glaciers in Antarctica, water–air and ice–air interfaces are abundant
on Earth. Molecular-level structure and dynamics at these interfaces are key for …

[HTML][HTML] Sum frequency generation (SFG) spectroscopy at surfaces and interfaces: Adsorbate structure and molecular bond orientation

X Li, G Rupprechter - Surface Science Reports, 2024 - Elsevier
Abstract Infrared (IR)-visible (Vis) sum frequency generation (SFG) is a second-order
nonlinear optical process which is forbidden in centrosymmetric bulk media or isotropic …

Effect of cation enrichment on dipalmitoylphosphatidylcholine (DPPC) monolayers at the air-water interface

EM Adams, CB Casper, HC Allen - Journal of colloid and interface science, 2016 - Elsevier
The effect of highly concentrated salt solutions of marine-relevant cations (Na+, K+, Mg 2+,
and Ca 2+) on Langmuir monolayers of dipalmitoylphosphatidylcholine (DPPC) was …

Surface potential of DPPC monolayers on concentrated aqueous salt solutions

CB Casper, D Verreault, EM Adams… - The Journal of …, 2016 - ACS Publications
The presence and exchange of electrical charges on the surfaces of marine aerosols
influence their ability to act as cloud condensation nuclei and play a role in thundercloud …

Identification of ion pairs in aqueous NaCl and KCl solutions in combination with Raman spectroscopy, molecular dynamics, and quantum chemical calculations

L Wang, A Morita, NM North, SM Baumler… - The Journal of …, 2023 - ACS Publications
This work summarizes a theoretical analysis of the perturbation on Raman spectra in
aqueous NaCl and KCl solutions with the aim to detect ion pairs. The experimental Raman …

La3+ and Y3+ interactions with the carboxylic acid moiety at the liquid/vapor interface: Identification of binding complexes, charge reversal, and detection limits

A Sthoer, EM Adams, S Sengupta, RW Corkery… - Journal of Colloid and …, 2022 - Elsevier
Specific interactions of yttrium and lanthanum ions with a fatty acid Langmuir monolayer
were investigated using vibrational sum frequency spectroscopy. The trivalent ions were …

Sodium–carboxylate contact ion pair formation induces stabilization of palmitic acid monolayers at high pH

EM Adams, BA Wellen, R Thiraux, SK Reddy… - Physical Chemistry …, 2017 - pubs.rsc.org
Sea spray aerosols (SSA) are known to have an organic coating that is mainly composed of
fatty acids. In this study, the effect of pH and salt on the stability and organization of a …

Iron (III) speciation observed at aqueous and glycerol surfaces: vibrational sum frequency and X-ray

L Lin, J Husek, S Biswas, SM Baumler… - Journal of the …, 2019 - ACS Publications
Aqueous solutions of FeCl3 have been widely studied to shed light on a number of
processes from dissolution, mineralization, biology, electrocatalysis, corrosion, to microbial …

Vibrational sum-frequency generation at protein modified air–water interfaces: Effects of molecular structure and surface charging

K Engelhardt, W Peukert, B Braunschweig - Current opinion in colloid & …, 2014 - Elsevier
Protein and surfactant modified air–water interfaces are an important model system for
colloid science as many applications for example aqueous foams in food products rely on …

Surface organization of a DPPC monolayer on concentrated SrCl 2 and ZnCl 2 solutions

EM Adams, D Verreault, T Jayarathne… - Physical Chemistry …, 2016 - pubs.rsc.org
Transition metals are known to be enriched in organic-coated marine aerosols, but the
impact these cations have on their surface properties is not well understood. Here the effect …