Structure, organization, and heterogeneity of water-containing deep eutectic solvents

K Töpfer, A Pasti, A Das, SM Salehi… - Journal of the …, 2022 - ACS Publications
The spectroscopy and structural dynamics of a deep eutectic mixture (KSCN/acetamide) with
varying water content is investigated from 2D IR (with the C–N stretch vibration of the SCN …

Permutationally invariant, reproducing kernel-based potential energy surfaces for polyatomic molecules: From formaldehyde to acetone

D Koner, M Meuwly - Journal of chemical theory and computation, 2020 - ACS Publications
Constructing accurate, high-dimensional molecular potential energy surfaces (PESs) for
polyatomic molecules is challenging. Reproducing kernel Hilbert space (RKHS) …

Non-conventional force fields for applications in spectroscopy and chemical reaction dynamics

D Koner, SM Salehi, P Mondal… - The Journal of chemical …, 2020 - pubs.aip.org
Extensions and improvements of empirical force fields are discussed in view of applications
to computational vibrational spectroscopy and reactive molecular dynamics simulations …

Force Fields for Deep Eutectic Mixtures: Application to Structure, Thermodynamics and 2D-Infrared Spectroscopy

K Töpfer, E Boittier, M Devereux, A Pasti… - The Journal of …, 2024 - ACS Publications
Parametrizing energy functions for ionic systems can be challenging. Here, the total energy
function for an eutectic system consisting of water, SCN–, K+ and acetamide is improved vis …

Synthesis and evaluation of the sensitivity and vibrational lifetimes of thiocyanate and selenocyanate infrared reporters

DE Levin, AJ Schmitz, SM Hines, KJ Hines, MJ Tucker… - RSC …, 2016 - pubs.rsc.org
Two novel 2′-deoxyadenosine (dA) analogues, Si2–dA–SCN and Si2–dA–SeCN, and two
novel phenylalanine (Phe) analogues, Boc–Me–PheCH2SCN and Boc–Me–PheCH2SeCN …

Extending the vibrational lifetime of azides with heavy atoms

F Chalyavi, AJ Schmitz, NR Fetto, MJ Tucker… - Physical Chemistry …, 2020 - pubs.rsc.org
The development of novel vibrational reporters (VRs), aka infrared (IR) probes, to study local
environments and dynamic processes in biomolecules and materials continues to be an …

[HTML][HTML] Molecular-level understanding of the rovibrational spectra of N2O in gaseous, supercritical, and liquid SF6 and Xe

K Töpfer, D Koner, S Erramilli, LD Ziegler… - The Journal of …, 2023 - pubs.aip.org
The transition between the gas-, supercritical-, and liquid-phase behavior is a fascinating
topic, which still lacks molecular-level understanding. Recent ultrafast two-dimensional …

Dynamics and infrared spectrocopy of monomeric and dimeric wild type and mutant insulin

SM Salehi, D Koner, M Meuwly - The Journal of Physical …, 2020 - ACS Publications
The infrared spectroscopy and dynamics of− CO labels in wild type and mutant insulin
monomer and dimer are characterized from molecular dynamics simulations using validated …

Site-selective dynamics of azidolysozyme

SM Salehi, M Meuwly - The Journal of Chemical Physics, 2021 - pubs.aip.org
The spectroscopic response of and structural dynamics around all azido-modified alanine
residues (AlaN 3) in lysozyme are characterized. It is found that AlaN 3 is a positionally …

Multipolar force fields for amide-I spectroscopy from conformational dynamics of the alanine trimer

P Mondal, PA Cazade, AK Das, T Bereau… - The Journal of …, 2021 - ACS Publications
The dynamics and spectroscopy of N-methyl-acetamide (NMA) and trialanine in solution are
characterized from molecular dynamics simulations using different energy functions …