Consistent structures and interactions by density functional theory with small atomic orbital basis sets

S Grimme, JG Brandenburg, C Bannwarth… - The Journal of chemical …, 2015 - pubs.aip.org
A density functional theory (DFT) based composite electronic structure approach is
proposed to efficiently compute structures and interaction energies in large chemical …

Unravelling the origin of intermolecular interactions using absolutely localized molecular orbitals

RZ Khaliullin, EA Cobar, RC Lochan… - The Journal of …, 2007 - ACS Publications
An energy decomposition analysis (EDA) method is proposed to isolate physically relevant
components of the total intermolecular interaction energies such as the contribution from …

Quantifying Intramolecular Basis Set Superposition Errors

Q Pitteloud, P Wind, SR Jensen… - Journal of Chemical …, 2023 - ACS Publications
We show that medium-sized Gaussian basis sets lead to significant intramolecular basis set
superposition errors at Hartree–Fock and density functional levels of theory, with artificial …

Asymmetry and long-range character of lattice deformation by neutral oxygen vacancy in α-quartz

VB Sulimov, PV Sushko, AH Edwards, AL Shluger… - Physical Review B, 2002 - APS
The neutral oxygen vacancy in SiO 2 is important both through its role in controlled refractive
index changes and as an archetypal intrinsic defect. We have studied the very significant …

Fast electron-correlation methods for molecular crystals: An application to the α, β1, and β2 modifications of solid formic acid

S Hirata - The Journal of chemical physics, 2008 - pubs.aip.org
Fast electron-correlation methods for molecular crystals: An application to the α⁠, β1⁠, and
β2 modifications of solid formic acid | The Journal of Chemical Physics | AIP Publishing Skip …

Fast electron correlation methods for molecular clusters without basis set superposition errors

M Kamiya, S Hirata, M Valiev - The Journal of chemical physics, 2008 - pubs.aip.org
Two critical extensions to our fast, accurate, and easy-to-implement binary or ternary
interaction method for weakly interacting molecular clusters [S. Hirata et al, Mol. Phys. 103 …

Generalization of block-localized wave function for constrained optimization of excited determinants

A Grofe, R Zhao, A Wildman, TF Stetina… - Journal of Chemical …, 2020 - ACS Publications
The block-localized wave function method is useful to provide insights on chemical bonding
and intermolecular interactions through energy decomposition analysis. The method relies …

Molecular understanding of carbon dioxide interactions with ionic liquids

YS Sistla, V Sridhar - Journal of Molecular Liquids, 2021 - Elsevier
The effectiveness of CO 2 absorption in ionic liquids (ILs) depends on the physical
properties of cations/anions of the IL and their influence on ion-ion and ion-CO 2 …

Basis set superposition error free self-consistent field method for molecular interaction in multi-component systems: Projection operator formalism

T Nagata, O Takahashi, K Saito, S Iwata - The Journal of Chemical …, 2001 - pubs.aip.org
The self-consistent field method for molecular interaction (SCF MI) by Gianinetti, Raimondi,
and Tornaghi is extended to multi-component systems. A set of equations are written with …

Ground‐and excited‐state properties of DNA base molecules from plane‐wave calculations using ultrasoft pseudopotentials

M Preuss, WG Schmidt, K Seino… - Journal of …, 2004 - Wiley Online Library
We present equilibrium geometries, vibrational modes, dipole moments, ionization energies,
electron affinities, and optical absorption spectra of the DNA base molecules adenine …