The XYG3 type of doubly hybrid density functionals
Doubly hybrid (DH) functionals have emerged as a new class of density functional
approximations (DFAs), which not only have a nonlocal orbital‐dependent component in the …
approximations (DFAs), which not only have a nonlocal orbital‐dependent component in the …
Electron density errors and density-driven exchange-correlation energy errors in approximate density functional calculations
Since its formal introduction, density functional theory has achieved many successes in the
fields of molecular and solid-state chemistry. According to its central theorems, the ground …
fields of molecular and solid-state chemistry. According to its central theorems, the ground …
Accurate density functional made more versatile
We propose a one-electron self-interaction-free correlation energy functional compatible
with the order-of-limit problem-free Tao–Mo (TM) semilocal functional (regTM)[J. Tao and Y …
with the order-of-limit problem-free Tao–Mo (TM) semilocal functional (regTM)[J. Tao and Y …
[HTML][HTML] Adventures in DFT by a wavefunction theorist
RJ Bartlett - The Journal of chemical physics, 2019 - pubs.aip.org
The attraction density functional theory (DFT) has for electronic structure theory is that it is
easier to do computationally than ab initio, correlated wavefunction methods, due to its …
easier to do computationally than ab initio, correlated wavefunction methods, due to its …
Reduction of electronic wave functions to Kohn-Sham effective potentials
A method for calculating the Kohn-Sham exchange-correlation potential v XC (r) from a
given electronic wave function is devised and implemented. It requires on input one-and two …
given electronic wave function is devised and implemented. It requires on input one-and two …
Increasing the applicability of density functional theory. II. Correlation potentials from the random phase approximation and beyond
P Verma, RJ Bartlett - The Journal of chemical physics, 2012 - pubs.aip.org
Density functional theory (DFT) results are mistrusted at times due to the presence of an
unknown exchange correlation functional, with no practical way to guarantee convergence …
unknown exchange correlation functional, with no practical way to guarantee convergence …
Unveiling the physics behind hybrid functionals
S Śmiga, LA Constantin - The Journal of Physical Chemistry A, 2020 - ACS Publications
We show that accurate exchange–correlation hybrid functionals give very physically
optimized effective-correlation potentials, capable of correctly describing the quantum …
optimized effective-correlation potentials, capable of correctly describing the quantum …
Self-consistent implementation of Kohn–Sham adiabatic connection models with improved treatment of the strong-interaction limit
Adiabatic connection models (ACMs), which interpolate between the limits of weak and
strong interaction, are powerful tools to build accurate exchange–correlation functionals. If …
strong interaction, are powerful tools to build accurate exchange–correlation functionals. If …
A comparison of exact and model exchange–correlation potentials for molecules
B Kanungo, PM Zimmerman… - The Journal of Physical …, 2021 - ACS Publications
Accurate exchange–correlation (XC) potentials for three-dimensional systems─ via solution
of the inverse density functional theory (DFT) problem─ are now available to test the quality …
of the inverse density functional theory (DFT) problem─ are now available to test the quality …
Improved solid stability from a screened range-separated hybrid functional by satisfying semiclassical atom theory and local density linear response
Semiclassical neutral atom theory is an important constraint of the state-of-the-art
development of exchange-correlation functionals for solid-state physics. Based on this …
development of exchange-correlation functionals for solid-state physics. Based on this …