Results 21 to 30 of about 10,400,724 (310)

A Density Functional Theory for the Average Electron Energy [PDF]

open access: yes, 2022
A formally exact density functional theory (DFT) determination of the average electron energy is presented. Our theory, which is based on a different accounting of energy functional terms, partially solves one well known downside of conventional Kohn ...
Stefano, Racioppi   +3 more
core   +2 more sources

Quantifying energetic information in density functional theory [PDF]

open access: yes, 2022
Energy and information are two fundamental concepts in physics and chemistry. In density functional theory (DFT), all information pertaining to stability, reactivity, and other properties is encompassed in the ground state electron density.
Shubin, Liu
core   +1 more source

Linearized Pair-Density Functional Theory [PDF]

open access: yes, 2023
Multiconfiguration pair-density functional theory (MC-PDFT) is a post-SCF multireference method that has been successful at computing ground- and excited-state energies. However, MC-PDFT is a single-state method in which the final MC-PDFT energies do not
Matthew, Hennefarth   +3 more
core   +2 more sources

Solitons in Nuclear Time-Dependent Density Functional Theory

open access: yesFrontiers in Physics, 2020
The soliton existence in sub-atomic many-nucleon systems will be discussed. In many nucleon dynamics represented by the nuclear time-dependent density functional formalism, much attention is paid to energy and mass dependence of the soliton existence. In
Yoritaka Iwata
doaj   +1 more source

Partition density-functional theory [PDF]

open access: yesPhysical Review A, 2010
Revised version.
Elliott, Peter   +3 more
openaire   +2 more sources

Density functional theory of electrowetting [PDF]

open access: yesPhysical Review E, 2014
The phenomenon of electrowetting, i.e., the dependence of the macroscopic contact angle of a fluid on the electrostatic potential of the substrate, is analyzed in terms of the density functional theory of wetting. It is shown that electrowetting is not an electrocapillarity effect, i.e., it cannot be consistently understood in terms of the variation of
Bier, M., Ibagon, I.
openaire   +4 more sources

Relativistic density functional theory in nuclear physics

open access: yesAAPPS Bulletin, 2021
Over the past decades, the relativistic density functional theory has been greatly developed and widely applied to investigate a variety of nuclear phenomena.
Jie Meng, Pengwei Zhao
doaj   +1 more source

Dipole Moment Calculations Using Multiconfiguration Pair-Density Functional Theory and Hybrid Multiconfiguration Pair-Density Functional Theory [PDF]

open access: yes, 2021
The dipole moment is the molecular property that most directly indicates molecular polarity. The accuracy of computed dipole moments depends strongly on the quality of the calculated electron density, and the breakdown of single-reference methods for ...
Donald, Truhlar   +2 more
core   +1 more source

Constrained Density Functional Theory [PDF]

open access: yesChemical Reviews, 2011
National Science Foundation (U.S.) (Grant CHE-1058219)
Kaduk, Benjamin James   +2 more
openaire   +3 more sources

Current-density functional theory for bosonic superfluids

open access: yesJournal of Physics Communications, 2023
A finite-temperature current-density functional theory for bosonic superfluids (sf-CDFT) in the thermal equilibrium state is proposed herein. In the sf-CDFT, hydrodynamic physical quantities, such as particle number density, current density, and the ...
Tomoya Aizawa   +2 more
doaj   +1 more source

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