alpha

[lectures/latex.git] / posic / talks / dpg_2008.tex

diff --git a/posic/talks/dpg_2008.tex b/posic/talks/dpg_2008.tex
index de7bc05..8214507 100644 (file)
--- a/posic/talks/dpg_2008.tex
+++ b/posic/talks/dpg_2008.tex
@@ -240,7 +240,7 @@
  Application details:
  \begin{itemize}
   \item Integrator: Velocity Verlet, timestep: $1\, fs$
  Application details:
  \begin{itemize}
   \item Integrator: Velocity Verlet, timestep: $1\, fs$

-  \item Ensemble control: NVT, Berendsen thermostat, $\tau=100.0$
+  \item Ensemble: NVT, Berendsen thermostat, $\tau=100.0$

   \item Potential: Tersoff-like bond order potential\\
         \[
        E = \frac{1}{2} \sum_{i \neq j} \pot_{ij}, \quad
   \item Potential: Tersoff-like bond order potential\\
         \[
        E = \frac{1}{2} \sum_{i \neq j} \pot_{ij}, \quad


@@ -263,27 +263,39 @@
   Simulation details
  }
 
   Simulation details
  }
 

- \vspace{20pt}
+ \vspace{8pt}

 
  Interstitial experiments:
 
 
  Interstitial experiments:
 

- \vspace{12pt}
+ \vspace{8pt}

 
 

- \begin{itemize}
-  \item Initial configuration: $9\times9\times9$ unit cells Si
-  \item Periodic boundary conditions
-  \item $T=0 \, K$
-  \item Insertion of Si / C atom at
-        \begin{itemize}
-         \item $(0,0,0)$ $\rightarrow$ {\color{red}tetrahedral}
-         \item $(-1/8,-1/8,1/8)$ $\rightarrow$ {\color{green}hexagonal}
-         \item $(-1/8,-1/8,-1/4)$, $(-1/4,-1/4,-1/4)$\\
-              $\rightarrow$ {\color{magenta}110 dumbbell}
-        \item random positions (critical distance check)
-       \end{itemize}
-  \item Relaxation time: $2\, ps$
-  \item Optional heating-up 
- \end{itemize}
+ \begin{pspicture}(0,0)(7,8)
+  \rput(3.5,7){\rnode{init}{\psframebox[fillstyle=solid,fillcolor=green]{
+   \parbox{7cm}{
+   \begin{itemize}
+    \item Initial configuration: $9\times9\times9$ unit cells Si
+    \item Periodic boundary conditions
+    \item $T=0 \, K$
+   \end{itemize}
+  }}}}
+\rput(3.5,3.5){\rnode{insert}{\psframebox{
+ \parbox{7cm}{
+  Insertion of C / Si atom:
+  \begin{itemize}
+   \item $(0,0,0)$ $\rightarrow$ {\color{red}tetrahedral}
+   \item $(-1/8,-1/8,1/8)$ $\rightarrow$ {\color{green}hexagonal}
+   \item $(-1/8,-1/8,-1/4)$, $(-1/4,-1/4,-1/4)$\\
+         $\rightarrow$ {\color{magenta}110 dumbbell}
+   \item random positions (critical distance check)
+  \end{itemize}
+  }}}}
+  \rput(3.5,1){\rnode{cool}{\psframebox[fillstyle=solid,fillcolor=cyan]{
+   \parbox{3.5cm}{
+   Relaxation time: $2\, ps$
+  }}}}
+  \ncline[]{->}{init}{insert}
+  \ncline[]{->}{insert}{cool}
+ \end{pspicture}

 
  \begin{picture}(0,0)(-210,-45)
   \includegraphics[width=6cm]{unit_cell.eps}
 
  \begin{picture}(0,0)(-210,-45)
   \includegraphics[width=6cm]{unit_cell.eps}


@@ -443,18 +455,35 @@
 \begin{slide}
 
  {\large\bf
 \begin{slide}
 
  {\large\bf

-  Results
+  Very first results of the SiC precipitation experiments

  }
 
  }
 

- SiC-precipitation experiments:
-

  \begin{minipage}[t]{6.3cm}
   \includegraphics[width=6.0cm]{../plot/sic_prec_energy.ps}
   \includegraphics[width=6.0cm]{../plot/sic_prec_temp.ps}
  \end{minipage}
  \begin{minipage}[t]{6.3cm}
   \includegraphics[width=6.0cm]{../plot/sic_prec_energy.ps}
   \includegraphics[width=6.0cm]{../plot/sic_prec_temp.ps}
  \end{minipage}

- \begin{minipage}[t]{6cm}
+ \begin{minipage}[t]{6.3cm}
+  \includegraphics[width=6.0cm]{../plot/sic_prec_energy_zoom.ps}
+  \includegraphics[width=6.0cm]{../plot/foo150.ps}
+ \end{minipage}
+
+\end{slide}
+
+\begin{slide}
+
+ {\large\bf
+  Very first results of the SiC precipitation experiments
+ }
+
+ \begin{minipage}[c]{12cm}

   \includegraphics[width=6.0cm]{../plot/sic_pc.ps}
   \includegraphics[width=6.0cm]{../plot/sic_pc.ps}

-  \includegraphics[width=6.0cm]{../plot/sic_prec_pc.ps}
+  \hspace{4pt}
+  \includegraphics[width=5.0cm]{sic_si-c-n.eps}
+ \end{minipage}
+ \begin{minipage}[c]{12cm}
+  \includegraphics[width=6.0cm]{../plot/foo_end.ps}
+  \hspace{4pt}
+  \includegraphics[width=5.0cm]{foo_end.eps}

  \end{minipage}
 
 \end{slide}
  \end{minipage}
 
 \end{slide}


@@ -468,7 +497,7 @@
 \vspace{24pt}
 
 \begin{itemize}
 \vspace{24pt}
 
 \begin{itemize}

- \item Importance of understanding C in Si
+ \item Importance of understanding the SiC precipitation mechanism

  \item Interstitial configurations in silicon using the Albe potential
  \item Indication of SiC precipitation
 \end{itemize}
  \item Interstitial configurations in silicon using the Albe potential
  \item Indication of SiC precipitation
 \end{itemize}


@@ -479,6 +508,7 @@
  \item Displacement and stress calculations
  \item Diffusion dependence of temperature and carbon concentration
  \item Analyzing results of the precipitation simulation runs
  \item Displacement and stress calculations
  \item Diffusion dependence of temperature and carbon concentration
  \item Analyzing results of the precipitation simulation runs

+ \item Refinement of simulation sequence to create 3C-SiC

  \item Analyzing self-designed Si/SiC interface
 \end{itemize}
 
  \item Analyzing self-designed Si/SiC interface
 \end{itemize}