expand Ew

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Pierre-Francois Loos 2019-11-25 22:21:10 +01:00
parent b194b39fce
commit e59eea0736
2 changed files with 19 additions and 14 deletions

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@ -1,7 +1,7 @@
%% This BibTeX bibliography file was created using BibDesk. %% This BibTeX bibliography file was created using BibDesk.
%% http://bibdesk.sourceforge.net/ %% http://bibdesk.sourceforge.net/
%% Created for Pierre-Francois Loos at 2019-11-23 21:56:54 +0100 %% Created for Pierre-Francois Loos at 2019-11-25 22:20:38 +0100
%% Saved with string encoding Unicode (UTF-8) %% Saved with string encoding Unicode (UTF-8)
@ -17,7 +17,8 @@
Pages = {2406--2412}, Pages = {2406--2412},
Title = {Selected applications of hyperspherical harmonics in quantum theory}, Title = {Selected applications of hyperspherical harmonics in quantum theory},
Volume = {97}, Volume = {97},
Year = {1993}} Year = {1993},
Bdsk-Url-1 = {https://doi.org/10.1021/j100112a048}}
@book{AveryBook, @book{AveryBook,
Address = {Dordrecht}, Address = {Dordrecht},
@ -31,14 +32,12 @@
@article{Loos_2019, @article{Loos_2019,
Author = {Loos, Pierre-Fran{\c c}ois and Boggio-Pasqua, Martial and Scemama, Anthony and Caffarel, Michel and Jacquemin, Denis}, Author = {Loos, Pierre-Fran{\c c}ois and Boggio-Pasqua, Martial and Scemama, Anthony and Caffarel, Michel and Jacquemin, Denis},
Date-Added = {2019-11-21 21:56:17 +0100}, Date-Added = {2019-11-21 21:56:17 +0100},
Date-Modified = {2019-11-21 21:56:23 +0100}, Date-Modified = {2019-11-25 22:14:42 +0100},
Doi = {10.1021/acs.jctc.8b01205}, Doi = {10.1021/acs.jctc.8b01205},
Eprint = {https://doi.org/10.1021/acs.jctc.8b01205},
Journal = {J. Chem. Theory Comput.}, Journal = {J. Chem. Theory Comput.},
Number = {3}, Number = {3},
Pages = {1939--1956}, Pages = {1939--1956},
Title = {Reference Energies for Double Excitations}, Title = {Reference Energies for Double Excitations},
Url = {https://doi.org/10.1021/acs.jctc.8b01205},
Volume = {15}, Volume = {15},
Year = {2019}, Year = {2019},
Bdsk-Url-1 = {https://doi.org/10.1021/acs.jctc.8b01205}} Bdsk-Url-1 = {https://doi.org/10.1021/acs.jctc.8b01205}}
@ -1935,10 +1934,10 @@
@article{Boggio-Pasqua_2007, @article{Boggio-Pasqua_2007,
Author = {{Boggio-Pasqua}, Martial and Bearpark, Michael J. and Robb, Michael A.}, Author = {{Boggio-Pasqua}, Martial and Bearpark, Michael J. and Robb, Michael A.},
Date-Added = {2018-10-24 22:38:52 +0200}, Date-Added = {2018-10-24 22:38:52 +0200},
Date-Modified = {2018-10-24 22:38:52 +0200}, Date-Modified = {2019-11-25 22:15:16 +0100},
Doi = {10.1021/jo070452v}, Doi = {10.1021/jo070452v},
Issn = {0022-3263, 1520-6904}, Issn = {0022-3263, 1520-6904},
Journal = {The Journal of Organic Chemistry}, Journal = {J. Org. Chem.},
Language = {en}, Language = {en},
Month = jun, Month = jun,
Number = {12}, Number = {12},

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@ -600,8 +600,7 @@ For HF, we have
\end{split} \end{split}
\end{equation} \end{equation}
which is clearly quadratic with respect to $\ew{}$ due to the ghost interaction error in the Hartree term. which is clearly quadratic with respect to $\ew{}$ due to the ghost interaction error in the Hartree term.
In the case of the LDA, it reads
For LDA, we have
\begin{equation} \begin{equation}
\begin{split} \begin{split}
\bE{\LDA}{\ew{}} \bE{\LDA}{\ew{}}
@ -613,12 +612,11 @@ For LDA, we have
+ 2(1-\ew{})^2 \eJ{11} + 2\ew{}^2 \eJ{22} + 4 (1-\ew{})\ew{} \eJ{12} + 2(1-\ew{})^2 \eJ{11} + 2\ew{}^2 \eJ{22} + 4 (1-\ew{})\ew{} \eJ{12}
\\ \\
& + (1-\ew{}) \int \e{\xc}{\LDA}[\n{}{\ew{}}(\br{})] \n{}{(0)}(\br{}) d\br{} & + (1-\ew{}) \int \e{\xc}{\LDA}[\n{}{\ew{}}(\br{})] \n{}{(0)}(\br{}) d\br{}
+ \ew{} \int \e{\xc}{\LDA}[\n{}{\ew{}}(\br{})] \n{}{(1)}(\br{}) d\br{} + \ew{} \int \e{\xc}{\LDA}[\n{}{\ew{}}(\br{})] \n{}{(1)}(\br{}) d\br{},
\end{split} \end{split}
\end{equation} \end{equation}
which is also clearly quadratic with respect to $\ew{}$ because the (weight-independent) LDA functional cannot compensate the ``quadraticity'' of the Hartree term. which is also clearly quadratic with respect to $\ew{}$ because the (weight-independent) LDA functional cannot compensate the ``quadraticity'' of the Hartree term.
For eLDA, the ensemble energy can be decomposed as
For eLDA, we have
\begin{equation} \begin{equation}
\begin{split} \begin{split}
\bE{\eLDA}{\ew{}} \bE{\eLDA}{\ew{}}
@ -634,9 +632,17 @@ For eLDA, we have
\\ \\
& + (1-\ew{})\ew{} \int \be{\xc}{(0)}[\n{}{\ew{}}(\br{})] \n{}{(1)}(\br{}) d\br{} & + (1-\ew{})\ew{} \int \be{\xc}{(0)}[\n{}{\ew{}}(\br{})] \n{}{(1)}(\br{}) d\br{}
+ \ew{}(1-\ew{}) \int \be{\xc}{(1)}[\n{}{\ew{}}(\br{})] \n{}{(0)}(\br{}) d\br{} + \ew{}(1-\ew{}) \int \be{\xc}{(1)}[\n{}{\ew{}}(\br{})] \n{}{(0)}(\br{}) d\br{}
\\
& = 2 (1-\ew{}) \eHc{1} + 2 \ew{} \eHc{2}
+ (1-\ew{})^2 \qty[ 2\eJ{11} + \int \be{\xc}{(0)}[\n{}{\ew{}}(\br{})] \n{}{(0)}(\br{}) d\br{} ]
+ \ew{}^2 \qty[ 2\eJ{22} + \int \be{\xc}{(1)}[\n{}{\ew{}}(\br{})] \n{}{(1)}(\br{}) d\br{} ]
\\
& + 2 (1-\ew{})\ew{} \qty[ 2\eJ{12}
+ \frac{1}{2} \int \be{\xc}{(0)}[\n{}{\ew{}}(\br{})] \n{}{(1)}(\br{}) d\br{}
+ \frac{1}{2} \int \be{\xc}{(1)}[\n{}{\ew{}}(\br{})] \n{}{(0)}(\br{}) d\br{} ],
\end{split} \end{split}
\end{equation} \end{equation}
which \textit{could} be linear with respect to the weight if the weight-dependent xc functional is very well constructed. which \textit{could} be linear with respect to $\ew{}$ if the weight-dependent xc functional compensates exactly the quadratic terms in the Hartree term.
This would be, for example, the case with the exact xc functional. This would be, for example, the case with the exact xc functional.
\end{widetext} \end{widetext}
@ -645,7 +651,7 @@ This would be, for example, the case with the exact xc functional.
%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%
\section{Conclusion} \section{Conclusion}
\label{sec:ccl} \label{sec:ccl}
As concluding remarks, we would like to say that, what we have done is awesome. As concluding remarks, we would like to say that what we have done is awesome.
%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%
%%% ACKNOWLEDGEMENTS %%% %%% ACKNOWLEDGEMENTS %%%