Spin in density‐functional theory

CR Jacob, M Reiher - International Journal of Quantum …, 2012 - Wiley Online Library
The accurate description of open‐shell molecules, in particular of transition metal complexes
and clusters, is still an important challenge for quantum chemistry. Although density …

Spin-orbit coupling in molecules: Chemistry beyond the adiabatic approximation

DG Fedorov, S Koseki, MW Schmidt… - … Reviews in Physical …, 2003 - Taylor & Francis
An extensive introduction to spin-orbit coupling (SOC) is presented, starting from a
discussion of the phenomenological operators and general chemical importance of SOC to …

[BOOK][B] Introduction to relativistic quantum chemistry

KG Dyall, K Fægri - 2007 - books.google.com
This book provides an introduction to the essentials of relativistic effects in quantum
chemistry, and a reference work that collects all the major developments in this field. It is …

[BOOK][B] Relativistic quantum chemistry: the fundamental theory of molecular science

M Reiher, A Wolf - 2015 - books.google.com
Einstein proposed his theory of special relativity in 1905. For a long time it was believed that
this theory has no significant impact on chemistry. This view changed in the 1970s when it …

The DIRAC code for relativistic molecular calculations

T Saue, R Bast, ASP Gomes, HJA Jensen… - The Journal of …, 2020 - pubs.aip.org
DIRAC is a freely distributed general-purpose program system for one-, two-, and four-
component relativistic molecular calculations at the level of Hartree–Fock, Kohn–Sham …

An infinite-order two-component relativistic Hamiltonian by a simple one-step transformation

M Iliaš, T Saue - The Journal of chemical physics, 2007 - pubs.aip.org
The authors report the implementation of a simple one-step method for obtaining an infinite-
order two-component (IOTC) relativistic Hamiltonian using matrix algebra. They apply the …

Density-functional theory of linear and nonlinear time-dependent molecular properties

P Sałek, O Vahtras, T Helgaker, H Ågren - The Journal of chemical …, 2002 - pubs.aip.org
The interest in density-functional theory DFT has increased steadily since Hohenberg and
Kohn1 provided its theoretical justification and Kohn and Sham2 its practical formulation for …

One-hundred-three compound band-structure benchmark of post-self-consistent spin-orbit coupling treatments in density functional theory

WP Huhn, V Blum - Physical Review Materials, 2017 - APS
We quantify the accuracy of different non-self-consistent and self-consistent spin-orbit
coupling (SOC) treatments in Kohn-Sham and hybrid density functional theory by providing …

Relativistic coupled‐cluster and equation‐of‐motion coupled‐cluster methods

J Liu, L Cheng - Wiley Interdisciplinary Reviews: Computational …, 2021 - Wiley Online Library
The development of relativistic coupled‐cluster (CC) and equation‐of‐motion coupled‐
cluster (EOM‐CC) methods is reviewed. An emphasis is placed on recent efforts to improve …

4-component relativistic Hamiltonian with effective QED potentials for molecular calculations

A Sunaga, M Salman, T Saue - The Journal of Chemical Physics, 2022 - pubs.aip.org
We report the implementation of effective quantum electrodynamics (QED) potentials for all-
electron four-component relativistic molecular calculations using the DIRAC code. The …