Density-functional tight-binding: basic concepts and applications to molecules and clusters

F Spiegelman, N Tarrat, J Cuny, L Dontot… - … in physics: X, 2020 - Taylor & Francis
The scope of this article is to present an overview of the Density Functional based Tight
Binding (DFTB) method and its applications. The paper introduces the basics of DFTB and …

Parametrization and benchmark of DFTB3 for organic molecules

M Gaus, A Goez, M Elstner - Journal of Chemical Theory and …, 2013 - ACS Publications
DFTB3 is a recent extension of the self-consistent-charge density-functional tight-binding
method (SCC-DFTB) and derived from a third order expansion of the density functional …

DFTB3: Extension of the self-consistent-charge density-functional tight-binding method (SCC-DFTB)

M Gaus, Q Cui, M Elstner - Journal of chemical theory and …, 2011 - ACS Publications
The self-consistent-charge density-functional tight-binding method (SCC-DFTB) is an
approximate quantum chemical method derived from density functional theory (DFT) based …

Parameterization of DFTB3/3OB for sulfur and phosphorus for chemical and biological applications

M Gaus, X Lu, M Elstner, Q Cui - Journal of chemical theory and …, 2014 - ACS Publications
We report the parametrization of the approximate density functional tight binding method,
DFTB3, for sulfur and phosphorus. The parametrization is done in a framework consistent …

Parameter calibration of transition-metal elements for the spin-polarized self-consistent-charge density-functional tight-binding (DFTB) method: Sc, Ti, Fe, Co, and Ni

G Zheng, HA Witek… - Journal of chemical …, 2007 - ACS Publications
Recently developed parameters for five first-row transition-metal elements (M= Sc, Ti, Fe,
Co, and Ni) in combination with H, C, N, and O as well as the same metal (M− M) for the spin …

Three pillars for achieving quantum mechanical molecular dynamics simulations of huge systems: Divide‐and‐conquer, density‐functional tight‐binding, and …

H Nishizawa, Y Nishimura, M Kobayashi… - Journal of …, 2016 - Wiley Online Library
The linear‐scaling divide‐and‐conquer (DC) quantum chemical methodology is applied to
the density‐functional tight‐binding (DFTB) theory to develop a massively parallel program …

Dcdftbmd: Divide‐and‐Conquer Density Functional Tight‐Binding Program for Huge‐System Quantum Mechanical Molecular Dynamics Simulations

Y Nishimura, H Nakai - Journal of Computational Chemistry, 2019 - Wiley Online Library
Dcdftbmd is a Fortran 90/95 program that enables efficient quantum mechanical molecular
dynamics (MD) simulations using divide‐and‐conquer density functional tight‐binding (DC …

Automatized parameterization of DFTB using particle swarm optimization

CP Chou, Y Nishimura, CC Fan, G Mazur… - Journal of chemical …, 2016 - ACS Publications
We present a novel density-functional tight-binding (DFTB) parametrization toolkit
developed to optimize the parameters of various DFTB models in a fully automatized …

Automatized parametrization of SCC-DFTB repulsive potentials: application to hydrocarbons

M Gaus, CP Chou, H Witek… - The Journal of Physical …, 2009 - ACS Publications
In this work, we derive and test a new automatized strategy to construct repulsive potentials
for the self-consistent charge density functional tight-binding (SCC-DFTB) method. This …

Comparison of Geometric, Electronic, and Vibrational Properties for Isomers of Small Fullerenes C20−C36

E Małolepsza, HA Witek, S Irle - The Journal of Physical Chemistry …, 2007 - ACS Publications
We employ the self-consistent-charge density-functional tight-binding (SCC− DFTB) method
for computing geometric, electronic, and vibrational properties for various topological …