The bending mode of water: A powerful probe for hydrogen bond structure of aqueous systems

T Seki, KY Chiang, CC Yu, X Yu, M Okuno… - The journal of …, 2020 - ACS Publications
Insights into the microscopic structure and dynamics of the water's hydrogen-bonded
network are crucial to understand the role of water in biology, atmospheric and geochemical …

Broadband 2D IR spectroscopy reveals dominant asymmetric H5O2+ proton hydration structures in acid solutions

JA Fournier, WB Carpenter, NHC Lewis… - Nature chemistry, 2018 - nature.com
Given the critical role of the aqueous excess proton in redox chemistry, determining its
structure and the mechanism of its transport in water are intense areas of experimental and …

Structural characterization of protonated water clusters confined in HZSM-5 zeolites

JH Hack, JP Dombrowski, X Ma, Y Chen… - Journal of the …, 2021 - ACS Publications
A molecular description of the structure and behavior of water confined in aluminosilicate
zeolite pores is a crucial component for understanding zeolite acid chemistry under hydrous …

Vibrational couplings and energy transfer pathways of water's bending mode

CC Yu, KY Chiang, M Okuno, T Seki, T Ohto… - Nature …, 2020 - nature.com
Coupling between vibrational modes is essential for energy transfer and dissipation in
condensed matter. For water, different OH stretch modes are known to be very strongly …

Fermi resonance in OH-stretch vibrational spectroscopy of liquid water and the water hexamer

AA Kananenka, JL Skinner - The Journal of Chemical Physics, 2018 - pubs.aip.org
Vibrational spectroscopy of water contains a wealth of information about the structure and
dynamics of this fascinating substance. Theoretical modeling of fundamental vibrational …

Synthesis and characterization of CoFe2O4 and Ni-doped CoFe2O4 nanoparticles by chemical Co-precipitation technique for photo-degradation of organic dyestuffs …

J Revathi, MJ Abel, V Archana, T Sumithra… - Physica B: Condensed …, 2020 - Elsevier
Cobalt ferrite and nickel doped cobalt ferrite nanoparticles (NPs) was victoriously developed
through chemical co-precipitation technique. The spinel crystal structure of prepared …

Proton Dissociation and Delocalization under Stepwise Hydration of Zeolite HZSM-5

JH Hack, X Ma, Y Chen, JP Dombrowski… - The Journal of …, 2023 - ACS Publications
The protonation behavior of zeolite Brønsted acid sites (BAS) in the presence of water is
important for the performance of these widely used catalysts. Despite extensive study, the …

Time-dependent friction effects on vibrational infrared frequencies and line shapes of liquid water

FN Brünig, O Geburtig, A Canal… - The Journal of …, 2022 - ACS Publications
From ab initio simulations of liquid water, the time-dependent friction functions and time-
averaged nonlinear effective bond potentials for the OH stretch and HOH bend vibrations …

Tracking aqueous proton transfer by two-dimensional infrared spectroscopy and ab initio molecular dynamics simulations

R Yuan, JA Napoli, C Yan, O Marsalek… - ACS Central …, 2019 - ACS Publications
Proton transfer in water is ubiquitous and a critical elementary event that, via proton hopping
between water molecules, enables protons to diffuse much faster than other ions. The …

[HTML][HTML] Measuring proteins in H2O using 2D-IR spectroscopy: pre-processing steps and applications toward a protein library

SH Rutherford, GM Greetham, AW Parker… - The Journal of …, 2022 - pubs.aip.org
The ability of two-dimensional infrared (2D-IR) spectroscopy to measure the amide I band of
proteins in H 2 O rather than D 2 O-based solvents by evading the interfering water signals …