Water at charged interfaces

G Gonella, EHG Backus, Y Nagata… - Nature Reviews …, 2021 - nature.com
The ubiquity of aqueous solutions in contact with charged surfaces and the realization that
the molecular-level details of water–surface interactions often determine interfacial functions …

Probing the mineral–water interface with nonlinear optical spectroscopy

EHG Backus, J Schaefer, M Bonn - … Chemie International Edition, 2021 - Wiley Online Library
The interaction between minerals and water is manifold and complex: the mineral surface
can be (de) protonated by water, thereby changing its charge; mineral ions dissolved into …

Aqueous proton transfer across single-layer graphene

JL Achtyl, RR Unocic, L Xu, Y Cai, M Raju… - Nature …, 2015 - nature.com
Proton transfer across single-layer graphene proceeds with large computed energy barriers
and is therefore thought to be unfavourable at room temperature unless nanoscale holes or …

Elucidation of the pH-dependent electric double layer structure at the silica/water interface using heterodyne-detected vibrational sum frequency generation …

F Wei, S Urashima, S Nihonyanagi… - Journal of the American …, 2023 - ACS Publications
The silica/water interface is one of the most abundant charged interfaces in natural
environments, and the elucidation of the water structure at the silica/water interface is …

Nature of cations critically affects water at the negatively charged silica interface

J Hunger, J Schaefer, P Ober, T Seki… - Journal of the …, 2022 - ACS Publications
Understanding the collective behavior of ions at charged surfaces is of paramount
importance for geological and electrochemical processes. Ions screen the surface charge …

Surface-specific vibrational spectroscopy of the water/silica interface: screening and interference

J Schaefer, G Gonella, M Bonn… - Physical Chemistry …, 2017 - pubs.rsc.org
Surface-specific vibrational sum-frequency generation spectroscopy (V-SFG) is frequently
used to obtain information about the molecular structure at charged interfaces. Here, we …

pH-dependent inversion of Hofmeister trends in the water structure of the electrical double layer

EL DeWalt-Kerian, S Kim, MS Azam… - The journal of …, 2017 - ACS Publications
Specific ion effects (SIEs) are known to influence the acid/base behavior of silica and the
interfacial structure of water, yet evidence of the effect of pH on SIEs is lacking. Here …

Switching between Hydrogenative Hydrogenolysis and Rearrangement of Furfurals via Hydrogen Pressure-Driven Acid–Base Transformation over Br–Pt Pairs

L Zhang, G Sheng, W Yang, J Wang, Z Zeng… - ACS …, 2024 - ACS Publications
Controlled hydrogenative hydrogenolysis and rearrangement of furfurals to polyols and
cyclopentanones are critical for upgrading biomass to fine chemicals, but are challenging …

New Insights into χ(3) Measurements: Comparing Nonresonant Second Harmonic Generation and Resonant Sum Frequency Generation at the Silica/Aqueous …

B Rehl, M Rashwan, EL DeWalt-Kerian… - The Journal of …, 2019 - ACS Publications
Historically, different pH-dependent behaviors at the mineral oxide/aqueous electrolyte
interface have been observed by nonresonant second harmonic generation (SHG) and …

[HTML][HTML] Size dependence of second-harmonic scattering from nanoparticles: Disentangling surface and electrostatic contributions

B Chu, A Marchioro, S Roke - The Journal of Chemical Physics, 2023 - pubs.aip.org
Polarimetric angle-resolved second-harmonic scattering (AR-SHS) is an all-optical tool
enabling the study of unlabeled interfaces of nano-sized particles in an aqueous solution. As …