The Chronus quantum software package

DB Williams‐Young, A Petrone, S Sun… - Wiley …, 2020 - Wiley Online Library
Abstract The Chronus Quantum (ChronusQ) software package is an open source (under the
GNU General Public License v2) software infrastructure which targets the solution of …

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 …

Coupled-cluster techniques for computational chemistry: The CFOUR program package

DA Matthews, L Cheng, ME Harding… - The Journal of …, 2020 - pubs.aip.org
An up-to-date overview of the CFOUR program system is given. After providing a brief
outline of the evolution of the program since its inception in 1989, a comprehensive …

Quantum self-consistent equation-of-motion method for computing molecular excitation energies, ionization potentials, and electron affinities on a quantum computer

A Asthana, A Kumar, V Abraham, H Grimsley… - Chemical …, 2023 - pubs.rsc.org
Near-term quantum computers are expected to facilitate material and chemical research
through accurate molecular simulations. Several developments have already shown that …

Formulation and Implementation of Frequency-Dependent Linear Response Properties with Relativistic Coupled Cluster Theory for GPU-accelerated Computer …

X Yuan, L Halbert, JV Pototschnig… - Journal of chemical …, 2024 - ACS Publications
We present the development and implementation of relativistic coupled cluster linear
response theory (CC-LR), which allows the determination of molecular properties arising …

Relativistic Fully Self-Consistent GW for Molecules: Total Energies and Ionization Potentials

V Abraham, G Harsha, D Zgid - Journal of Chemical Theory and …, 2024 - ACS Publications
The fully self-consistent GW (sc GW) method with an iterative solution of the Dyson equation
provides a consistent approach for describing the ground and excited states without any …

Relativistic EOM-CCSD for Core-Excited and Core-Ionized State Energies Based on the Four-Component Dirac–Coulomb (− Gaunt) Hamiltonian

L Halbert, ML Vidal, A Shee, S Coriani… - Journal of Chemical …, 2021 - ACS Publications
We report an implementation of the core–valence separation approach to the four-
component relativistic Hamiltonian-based equation-of-motion coupled-cluster with singles …

Relativistic real-time time-dependent equation-of-motion coupled-cluster

LN Koulias, DB Williams-Young… - Journal of chemical …, 2019 - ACS Publications
We present a relativistic time-dependent equation-of-motion coupled-cluster with single and
double excitations (TD-EOM-CCSD) formalism. Unlike other explicitly time-dependent …

Analytic gradients for relativistic exact-two-component equation-of-motion coupled-cluster singles and doubles method

C Zhang, X Zheng, J Liu, A Asthana… - The Journal of Chemical …, 2023 - pubs.aip.org
A first implementation of analytic gradients for spinor-based relativistic equation-of-motion
coupled-cluster singles and doubles method using an exact two-component Hamiltonian …

Relativistic semistochastic heat-bath configuration interaction

X Wang, S Sharma - Journal of Chemical Theory and …, 2023 - ACS Publications
In this work we present the extension of semistochastic heat-bath configuration interaction
(SHCI) to work with any two-component and four-component Hamiltonian. The vertical …