Quantitative quantum chemistry

T Helgaker, W Klopper, DP Tew - Molecular Physics, 2008 - Taylor & Francis
We review the current status of quantum chemistry as a predictive tool of chemistry and
molecular physics, capable of providing highly accurate, quantitative data about molecular …

Quintuple-ζ quality coupled-cluster correlation energies with triple-ζ basis sets

DP Tew, W Klopper, C Neiss, C Hättig - Physical Chemistry Chemical …, 2007 - pubs.rsc.org
The explicitly-correlated coupled-cluster method CCSD (T)(R12) is extended to include F12
geminal basis functions that decay exponentially with the interelectronic distance and …

Systematically convergent basis sets with relativistic pseudopotentials. II. Small-core pseudopotentials and correlation consistent basis sets for the post-d group 16 …

KA Peterson, D Figgen, E Goll, H Stoll… - The Journal of chemical …, 2003 - pubs.aip.org
A series of correlation consistent basis sets have been developed for the post-d group 16–
18 elements in conjunction with small-core relativistic pseudopotentials of the energy …

Chemical accuracy in ab initio thermochemistry and spectroscopy: current strategies and future challenges

KA Peterson, D Feller, DA Dixon - Theoretical Chemistry Accounts, 2012 - Springer
The current state of the art in wavefunction-based electronic structure methods is illustrated
via discussions of the most important effects incorporated into a selection of high-accuracy …

Systematically convergent basis sets for transition metals. II. Pseudopotential-based correlation consistent basis sets for the group 11 (Cu, Ag, Au) and 12 (Zn, Cd, Hg) …

KA Peterson, C Puzzarini - Theoretical Chemistry Accounts, 2005 - Springer
Sequences of basis sets that systematically converge towards the complete basis set (CBS)
limit have been developed for the coinage metals (Cu, Ag, Au) and group 12 elements (Zn …

On the spectroscopic and thermochemical properties of ClO, BrO, IO, and their anions

KA Peterson, BC Shepler, D Figgen… - The Journal of Physical …, 2006 - ACS Publications
A coupled cluster composite approach has been used to accurately determine the
spectroscopic constants, bond dissociation energies, and heats of formation for the X12Π3/2 …

W4 theory for computational thermochemistry: In pursuit of confident sub-kJ/mol predictions

A Karton, E Rabinovich, JML Martin… - The Journal of chemical …, 2006 - pubs.aip.org
In an attempt to improve on our earlier W3 theory [AD Boese et al, J. Chem. Phys. 120, 4129
(2004)] we consider such refinements as more accurate estimates for the contribution of …

Acidity of strong acids in water and dimethyl sulfoxide

A Trummal, L Lip**, I Kaljurand… - The Journal of …, 2016 - ACS Publications
Careful analysis and comparison of the available acidity data of HCl, HBr, HI, HClO4, and
CF3SO3H in water, dimethyl sulfoxide (DMSO), and gas-phase has been carried out. The …

W3 theory: Robust computational thermochemistry in the kJ/mol accuracy range

AD Boese, M Oren, O Atasoylu, JML Martin… - The Journal of …, 2004 - pubs.aip.org
We are proposing a new computational thermochemistry protocol denoted W3 theory, as a
successor to W1 and W2 theory proposed earlier [Martin and De Oliveira, J. Chem. Phys …

On the effectiveness of CCSD (T) complete basis set extrapolations for atomization energies

D Feller, KA Peterson, J Grant Hill - The Journal of chemical physics, 2011 - pubs.aip.org
The leading cause of error in standard coupled cluster theory calculations of thermodynamic
properties such as atomization energies and heats of formation originates with the truncation …