Delocalization error: The greatest outstanding challenge in density‐functional theory

KR Bryenton, AA Adeleke, SG Dale… - Wiley Interdisciplinary …, 2023 - Wiley Online Library
Every day, density‐functional theory (DFT) is routinely applied to computational modeling of
molecules and materials with the expectation of high accuracy. However, in certain …

Replacing hybrid density functional theory: motivation and recent advances

BG Janesko - Chemical Society Reviews, 2021 - pubs.rsc.org
Density functional theory (DFT) is the most widely-used electronic structure approximation
across chemistry, physics, and materials science. Every year, thousands of papers report …

Density-functional theory vs density-functional fits

AD Becke - The Journal of Chemical Physics, 2022 - pubs.aip.org
Kohn–Sham density-functional theory (DFT), the predominant framework for electronic
structure computations in chemistry today, has undergone considerable evolution in the past …

Requirements for an accurate dispersion-corrected density functional

AJA Price, KR Bryenton, ER Johnson - The Journal of Chemical …, 2021 - pubs.aip.org
Post-self-consistent dispersion corrections are now the norm when applying density-
functional theory to systems where non-covalent interactions play an important role …

Quantum chemical methods for modeling covalent modification of biological thiols

E Awoonor‐Williams, WC Isley III… - Journal of …, 2020 - Wiley Online Library
Targeted covalent inhibitor drugs require computational methods that go beyond simple
molecular‐mechanical force fields in order to model the chemical reactions that occur when …

Surface functionalization of sulflower with superhalogens do** to achieve robustly large nonlinear optical response: interactive design computation of new NLO …

A Anwar, R Hussain, MU Khan, J Yaqoob… - Polycyclic Aromatic …, 2024 - Taylor & Francis
Develo** highly effective nonlinear optical (NLO) materials is a cutting-edge field of study.
The desirability of promising NLO materials for optoelectronic and electronic applications …

Outstanding improvement in removing the delocalization error by global natural orbital functional

JF Huan Lew-Yee, M Piris… - The Journal of Chemical …, 2023 - pubs.aip.org
This work assesses the performance of the recently proposed global natural orbital
functional (GNOF) against the charge delocalization error. GNOF provides a good balance …

Correcting the charge delocalization error of density functional theory

E Proynov, J Kong - Journal of Chemical Theory and Computation, 2021 - ACS Publications
The charge delocalization error, besides nondynamic correlation, has been a major
challenge to density functional theory. Contemporary functionals undershoot the …

Tuning nonlinear optical properties of tetracyclopentatetraphenylnene by superhalogens do**: Quantum chemical perspective of novel NLO materials for modern …

A Asif, MU Khan, J Yaqoob, G Mustafa, S Ahmed… - Materials Science and …, 2023 - Elsevier
Fabrication of stable NLO materials is highly demanding because of their numerous
applications in optoelectronic and optical devices. This research attempts to theoretically …

Hybrid functionals for periodic systems in the density functional tight-binding method

T van der Heide, B Aradi, B Hourahine… - Physical Review …, 2023 - APS
Screened range-separated hybrid (SRSH) functionals within generalized Kohn-Sham
density functional theory (GKS-DFT) have been shown to restore a general 1/(r ɛ) …