Calculations of magnetically induced current densities: theory and applications

D Sundholm, H Fliegl… - Wiley Interdisciplinary …, 2016 - Wiley Online Library
A review of computational studies of magnetically induced current density susceptibilities in
molecules and their relation to experiments is presented. The history of the investigation of …

Role of mineral surfaces in prebiotic chemical evolution. In silico quantum mechanical studies

A Rimola, M Sodupe, P Ugliengo - Life, 2019 - mdpi.com
There is a consensus that the interaction of organic molecules with the surfaces of naturally-
occurring minerals might have played a crucial role in chemical evolution and …

How to VPT2: Accurate and intuitive simulations of CH stretching infrared spectra using VPT2+ K with large effective Hamiltonian resonance treatments

PR Franke, JF Stanton… - The Journal of Physical …, 2021 - ACS Publications
This article primarily discusses the utility of vibrational perturbation theory for the prediction
of X–H stretching vibrations with particular focus on the specific variant, second-order …

Semi-experimental equilibrium structure determinations by employing B3LYP/SNSD anharmonic force fields: Validation and application to semirigid organic …

M Piccardo, E Penocchio, C Puzzarini… - The Journal of …, 2015 - ACS Publications
This work aims at extending the semi-experimental (SE) approach for deriving accurate
equilibrium structures to large molecular systems of organic and biological interest. SE …

Bond dissociation energies for diatomic molecules containing 3d transition metals: benchmark scalar-relativistic coupled-cluster calculations for 20 molecules

L Cheng, J Gauss, B Ruscic… - Journal of chemical …, 2017 - ACS Publications
Benchmark scalar-relativistic coupled-cluster calculations for dissociation energies of the 20
diatomic molecules containing 3d transition metals in the 3dMLBE20 database (J. Chem …

High-pressure oxidation of ethane

H Hashemi, JG Jacobsen, CT Rasmussen… - Combustion and …, 2017 - Elsevier
Ethane oxidation at intermediate temperatures and high pressures has been investigated in
both a laminar flow reactor and a rapid compression machine (RCM). The flow-reactor …

CCSDTQ optimized geometry of water dimer

JR Lane - Journal of chemical theory and computation, 2013 - ACS Publications
The equilibrium geometry of the lowest energy structure of water dimer [(H2O) 2] has been
investigated using coupled cluster theory. A hierarchy of conventional coupled cluster …

Spectral functions of the uniform electron gas via coupled-cluster theory and comparison to the and related approximations

J McClain, J Lischner, T Watson, DA Matthews… - Physical Review B, 2016 - APS
We use ab initio coupled-cluster theory to compute the spectral function of the uniform
electron gas at a Wigner-Seitz radius of rs= 4. The coupled-cluster approximations we …

EOM-CC methods with approximate triple excitations applied to core excitation and ionisation energies

DA Matthews - Molecular Physics, 2020 - Taylor & Francis
A number of iterative and perturbative approximations to the full equation-of-motion coupled
cluster method with single, double, and triple excitations (EOM-CCSDT) are evaluated in the …

[HTML][HTML] Non-orthogonal spin-adaptation of coupled cluster methods: A new implementation of methods including quadruple excitations

DA Matthews, JF Stanton - The Journal of chemical physics, 2015 - pubs.aip.org
The theory of non-orthogonal spin-adaptation for closed-shell molecular systems is applied
to coupled cluster methods with quadruple excitations (CCSDTQ). Calculations at this level …