Theory and computation of nuclear magnetic resonance parameters

J Vaara - Physical Chemistry Chemical Physics, 2007 - pubs.rsc.org
The art of quantum chemical electronic structure calculation has over the last 15 years
reached a point where systematic computational studies of magnetic response properties …

Rotational dynamics in ionic liquids from NMR relaxation experiments and simulations: Benzene and 1-ethyl-3-methylimidazolium

CA Rumble, A Kaintz, SK Yadav… - The Journal of …, 2016 - ACS Publications
Temperature-dependent 2H longitudinal spin relaxation times (T 1) of dilute benzene-d 6 in
1-butyl-3-methylimidazolium tetrafluoroborate ([Im41][BF4]) and two deuterated variants of …

Molecular alignment and ion transport in rigid rod polyelectrolyte solutions

Y Wang, J Gao, TJ Dingemans, LA Madsen - Macromolecules, 2014 - ACS Publications
Combining molecular alignment with selective ion transport can increase the freedom to
design ion-conducting polymeric materials and thus enhance applications such as battery …

Carbon and proton shielding tensors in methyl halides

AM Kantola, P Lantto, J Vaara… - Physical Chemistry …, 2010 - pubs.rsc.org
The series of methyl halides, CH3X (X= F, Cl, Br, and I), is prototypic for demonstrating the sc
normal halogen dependence of light-atom nuclear magnetic resonance shielding constants …

Do Electrostatics Control the Diffusive Dynamics of Solitary Water? NMR and MD Studies of Water Translation and Rotation in Dipolar and Ionic Solvents

K Mukherjee, S Palchowdhury… - The Journal of Physical …, 2024 - ACS Publications
NMR-based measurements of the diffusion coefficients and rotation times of solitary water
and benzene at 300 K are reported in a diverse collection of 13 conventional organic …

Theoretical predictions of nuclear magnetic resonance parameters in a novel organo-xenon species: Chemical shifts and nuclear quadrupole couplings in HXeCCH

M Straka, P Lantto, M Räsänen, J Vaara - The Journal of chemical …, 2007 - pubs.aip.org
We calibrate the methodology for the calculation of nuclear magnetic resonance (NMR)
properties in novel organo-xenon compounds. The available state-of-the-art quantum …

Deuteron quadrupole coupling in benzene: librational corrections using a temperature-dependent Einstein model, and summary. The symmetries of electric field …

P Pyykkö, F Elmi - Physical Chemistry Chemical Physics, 2008 - pubs.rsc.org
Librational corrections are added to previous single-crystal and polycrystalline
measurements of the deuteron quadrupole coupling constant in benzene. The results are …

Benzene at 1 GHz. Magnetic field-induced fine structure

LM Heist, CD Poon, ET Samulski, DJ Photinos… - Journal of Magnetic …, 2015 - Elsevier
The deuterium NMR spectrum of benzene-d 6 in a high field spectrometer (1 GHz protons)
exhibits a magnetic field-induced deuterium quadrupolar splitting Δν. The magnitude of Δν …

Electron correlation and relativistic effects in the secondary NMR isotope shifts of CSe 2

P Lantto, S Kangasvieri, J Vaara - Physical Chemistry Chemical …, 2013 - pubs.rsc.org
Secondary isotope effects on nuclear shielding provide an experimentally well-defined
reference point of quantum-chemical methodology. We carry out a quantum-mechanical …

Magnetic field-induced effects on NMR properties

J Jokisaari, AM Kantola, J Vaara - Journal of Magnetic Resonance, 2017 - Elsevier
In principle, all the NMR observables, spin-spin coupling J, nuclear shielding σ and
quadrupole coupling q, are magnetic field-dependent. The field dependence may be …