Multireference electron correlation methods: Journeys along potential energy surfaces
JW Park, R Al-Saadon, MK MacLeod… - Chemical …, 2020 - ACS Publications
Multireference electron correlation methods describe static and dynamical electron
correlation in a balanced way and, therefore, can yield accurate and predictive results even …
correlation in a balanced way and, therefore, can yield accurate and predictive results even …
QUESTDB: A database of highly accurate excitation energies for the electronic structure community
We describe our efforts of the past few years to create a large set of more than 500 highly
accurate vertical excitation energies of various natures (π→ π*, n→ π*, double excitation …
accurate vertical excitation energies of various natures (π→ π*, n→ π*, double excitation …
A mountaineering strategy to excited states: Highly accurate reference energies and benchmarks
Striving to define very accurate vertical transition energies, we perform both high-level
coupled cluster (CC) calculations (up to CCSDTQP) and selected configuration interaction …
coupled cluster (CC) calculations (up to CCSDTQP) and selected configuration interaction …
A mountaineering strategy to excited states: Highly accurate energies and benchmarks for medium sized molecules
PF Loos, F Lipparini, M Boggio-Pasqua… - Journal of Chemical …, 2020 - ACS Publications
Following our previous work focusing on compounds containing up to 3 non-hydrogen
atoms [J. Chem. Theory Comput. 2018, 14, 4360–4379], we present here highly accurate …
atoms [J. Chem. Theory Comput. 2018, 14, 4360–4379], we present here highly accurate …
Assessing the performances of CASPT2 and NEVPT2 for vertical excitation energies
Methods able to simultaneously account for both static and dynamic electron correlations
have often been employed, not only to model photochemical events but also to provide …
have often been employed, not only to model photochemical events but also to provide …
The quest for highly accurate excitation energies: A computational perspective
We provide an overview of the successive steps that made it possible to obtain increasingly
accurate excitation energies with computational chemistry tools, eventually leading to …
accurate excitation energies with computational chemistry tools, eventually leading to …
Reference energies for double excitations
Excited states exhibiting double-excitation character are notoriously difficult to model using
conventional single-reference methods, such as adiabatic time-dependent density functional …
conventional single-reference methods, such as adiabatic time-dependent density functional …
How accurate are TD‐DFT excited‐state geometries compared to DFT ground‐state geometries?
J Wang, B Durbeej - Journal of Computational Chemistry, 2020 - Wiley Online Library
In this work, we take a different angle to the benchmarking of time‐dependent density
functional theory (TD‐DFT) for the calculation of excited‐state geometries by extensively …
functional theory (TD‐DFT) for the calculation of excited‐state geometries by extensively …
Mountaineering strategy to excited states: Highly accurate energies and benchmarks for exotic molecules and radicals
Aiming at completing the sets of FCI-quality transition energies that we recently developed
(J. Chem. Theory Comput. 2018, 14, 4360–4379, ibid. 2019, 15, 1939–1956, and ibid. 2020 …
(J. Chem. Theory Comput. 2018, 14, 4360–4379, ibid. 2019, 15, 1939–1956, and ibid. 2020 …
Cross-comparisons between experiment, TD-DFT, CC, and ADC for transition energies
C Suellen, RG Freitas, PF Loos… - Journal of Chemical …, 2019 - ACS Publications
Considering 41 electronic transitions in small-and medium-sized organic molecules, we
benchmark the performances of 36 hybrid functionals within time-dependent density …
benchmark the performances of 36 hybrid functionals within time-dependent density …