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David Strubbe edited Forces and geometry optimization.tex
over 9 years ago
Commit id: 6bb52418a0f0adb9fca340a8b42650fe4d97da59
deletions | additions
diff --git a/Forces and geometry optimization.tex b/Forces and geometry optimization.tex
index 5ea9e8a..f734c1d 100644
--- a/Forces and geometry optimization.tex
+++ b/Forces and geometry optimization.tex
...
\begin{equation}
\label{eq:forcespot}
\vec{F}_{\alpha} = \vec{F}_{\alpha}^{\mathrm{ion-ion}}
-\sum_{n} \left< \varphi_{n} \left| \frac{\partial
\hat{v}_{\alpha}{\partial \hat{v}_{\alpha}}{\partial \vec{R}_{\alpha}} \right| \varphi_{n} \right>\ .
%\int \mathrm{d}\vec{r}
%\varphi^*_{n}(\vec{r})\frac{\partial v_{\alpha}(\vec{r}-
%\vec{R}_\alpha)}{\partial \vec{R}_{\alpha}}\varphi_{n}(\vec{r})\ .
...
%
\begin{equation}
\label{eq:forcesgrad}
\vec{F}_\alpha = \vec{F}_\alpha^{\mathrm{ion-ion}}+\sum_{n} \left[ \left< \frac{\partial \varphi_{n}}{\partial
r_{\vec{r}} r_{\vec{r}}} \left|
\partial \hat{v}_{\alpha} \right| \varphi_{n} \right> + \mathrm{cc.} \right]\,.
%\int \mathrm{d}\vec{r}
%\frac{\partial \varphi^*_{n}(\vec{r})}{\partial \vec{r}}v_{\alpha}(\vec{r}-
%\vec{R}_\alpha)\varphi_{n}(\vec{r}) + \mathrm{cc.}\,.