Recent advances in theoretical calculations of indirect spin–spin coupling constants

LB Krivdin, RH Contreras - Annual Reports on NMR Spectroscopy, 2007 - Elsevier
Recent trends in theoretical calculations of indirect spin–spin coupling constants covering
the period of May 2003–July 2006 are outlined with the emphasis on the currently used …

Benchmarking density-functional theory calculations of NMR shielding constants and spin–rotation constants using accurate coupled-cluster calculations

AM Teale, OB Lutnæs, T Helgaker, DJ Tozer… - The Journal of …, 2013 - pubs.aip.org
Accurate sets of benchmark nuclear-magnetic-resonance shielding constants and spin–
rotation constants are calculated using coupled-cluster singles–doubles (CCSD) theory and …

Vibrational corrections to indirect nuclear spin–spin coupling constants calculated by density-functional theory

TA Ruden, OB Lutnæs, T Helgaker… - The Journal of chemical …, 2003 - pubs.aip.org
At the present level of electronic-structure theory, the differences between calculated and
experimental indirect nuclear spin–spin coupling constants are typically as large as the …

Convergence of nuclear magnetic shieldings in the Kohn− Sham limit for several small molecules

T Kupka, M Stachów, M Nieradka… - Journal of Chemical …, 2010 - ACS Publications
Convergence patterns and limiting values of isotropic nuclear magnetic shieldings were
studied for several small molecules (N2, CO, CO2, NH3, CH4, C2H2, C2H4, C2H6, and …

The Impact of Hydrogen Bonding on Amide 1H Chemical Shift Anisotropy Studied by Cross-Correlated Relaxation and Liquid Crystal NMR Spectroscopy

L Yao, A Grishaev, G Cornilescu… - Journal of the American …, 2010 - ACS Publications
Site-specific 1H chemical shift anisotropy (CSA) tensors have been derived for the well-
ordered backbone amide moieties in the B3 domain of protein G (GB3). Experimental input …

Alternative approach to the standardization of NMR spectra. Direct measurement of nuclear magnetic shielding in molecules

K Jackowski, M Jaszuński… - The Journal of Physical …, 2010 - ACS Publications
Exploring the relation between shielding constants, resonance frequencies and magnetic
moments of the nuclei we demonstrate that nuclear magnetic shielding can be directly …

Basis set convergence of indirect spin–spin coupling constants in the Kohn–Sham limit for several small molecules

T Kupka, M Nieradka, M Stachów, T Pluta… - The Journal of …, 2012 - ACS Publications
The performance of more than 40 density functionals in predicting indirect spin–spin
coupling constants (SSCCs) in the Kohn–Sham basis set limit was tested. For comparison …

Nuclear magnetic shielding for hydrogen in selected isolated molecules

P Garbacz, K Jackowski, W Makulski… - The Journal of …, 2012 - ACS Publications
We present the results of gas-phase NMR measurements designed to yield a new
experimental value for the absolute 1H magnetic shielding for an isolated hydrogen …

Importance of triples contributions to NMR spin–spin coupling constants computed at the CC3 and CCSDT levels

R Faber, SPA Sauer, J Gauss - Journal of Chemical Theory and …, 2017 - ACS Publications
We present the first analytical implementation of CC3 second derivatives using the spin-
unrestricted approach. This allows, for the first time, the calculation of nuclear spin–spin …

[BOOK][B] High Resolution NMR Spectroscopy: Understanding Molecules and their Electronic Structures

RH Contreras - 2013 - books.google.com
The progress in nuclear magnetic resonance (NMR) spectroscopy that took place during the
last several decades is observed in both experimental capabilities and theoretical …