X-Git-Url: https://hackdaworld.org/gitweb/?a=blobdiff_plain;f=posic%2Ftalks%2Fdpg_2008.tex;h=1f6bce4cc820951f3fb19b86d22b89e49661f974;hb=aa5433fe4c9c534360371ed7489d64c3f9e22c3f;hp=42a2415d535f75b2076925b21b8118339bc387b9;hpb=9e37e4e1e7789cc9ab7898066f66dd8a879f0a11;p=lectures%2Flatex.git

diff --git a/posic/talks/dpg_2008.tex b/posic/talks/dpg_2008.tex
index 42a2415..1f6bce4 100644
--- a/posic/talks/dpg_2008.tex
+++ b/posic/talks/dpg_2008.tex
@@ -48,6 +48,9 @@
 \newcommand{\foo}{\mathcal{U}}
 \newcommand{\vir}{\mathcal{W}}
 
+% itemize level ii
+\renewcommand\labelitemii{{\color{gray}$\bullet$}}
+
 % topic
 
 \begin{slide}
@@ -232,22 +235,31 @@
   Simulation details
  }
 
+ \vspace{16pt}
+
  Interstitial experiments:
+
+ \vspace{12pt}
+
  \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 $(0,0,0)$ $\rightarrow$ tetrahedral
-         \item $(-1/8,-1/8,1/8)$ $\rightarrow$ hexagonal
+         \item $(0,0,0)$ $\rightarrow$ {\color{red}tetrahedral}
+         \item $(-1/8,-1/8,1/8)$ $\rightarrow$ {\color{green}hexagonal}
          \item $(-1/8,-1/8,-1/4)$, $(-1/4,-1/4,-1/4)$
-	       $\rightarrow$ 110 dumbbell
+	       $\rightarrow$ {\color{yellow}110 dumbbell}
 	 \item random positions (critical distance check)
 	\end{itemize}
   \item Relaxation time: $2\, ps$
  \end{itemize}
 
+ \begin{picture}(0,0)(-210,-65)
+  \includegraphics[width=6cm]{unit_cell.eps}
+ \end{picture}
+
 \end{slide}
 
 \begin{slide}
@@ -294,6 +306,48 @@
   Results
  }
 
+ Si self-interstitial experiments:
+
+ \vspace{8pt}
+
+ \small
+
+ \begin{minipage}[t]{4.0cm}
+ \underline{Tetrahedral}
+ \begin{itemize}
+  \item $E_F=3.41\, eV$
+  \item $r_{cutoff}^{Si-Si}=2.96>\frac{5.43}{2}$
+ \end{itemize}
+ \end{minipage}
+ \hspace{0.3cm}
+ \begin{minipage}[t]{4.0cm}
+ \underline{110 dumbbell}
+ \begin{itemize}
+  \item $E_F=4.39\, eV$
+  \item Small bond strength
+ \end{itemize}
+ \end{minipage}
+ \hspace{0.3cm}
+ \begin{minipage}[t]{4.0cm}
+ \underline{Hexagonal}
+ \begin{itemize}
+  \item $E_F=4.48\, eV$
+  \item unstable for $T\ne 0\,K$
+ \end{itemize}
+ \end{minipage}
+
+ \vspace{8pt}
+
+ \begin{minipage}{4.3cm}
+ \includegraphics[width=3.8cm]{si_self_int_tetra_0.eps}
+ \end{minipage}
+ \begin{minipage}{4.3cm}
+ \includegraphics[width=3.8cm]{si_self_int_dumbbell_0.eps}
+ \end{minipage}
+ \begin{minipage}{4.3cm}
+ \includegraphics[width=3.8cm]{si_self_int_hexa_0.eps}
+ \end{minipage}
+
 \end{slide}
 
 \begin{slide}
@@ -310,6 +364,45 @@
   Results
  }
 
+ Carbon interstitial experiments:
+
+ \vspace{8pt}
+
+ \small
+
+ \begin{minipage}[t]{4.0cm}
+ \underline{Tetrahedral}
+ \begin{itemize}
+  \item $E_F=2.67\, eV$
+ \end{itemize}
+ \end{minipage}
+ \hspace{0.3cm}
+ \begin{minipage}[t]{4.0cm}
+ \underline{110 dumbbell}
+ \begin{itemize}
+  \item $E_F=1.76\, eV$
+ \end{itemize}
+ \end{minipage}
+ \hspace{0.3cm}
+ \begin{minipage}[t]{4.0cm}
+ \underline{Hexagonal}
+ \begin{itemize}
+  \item unstable!
+ \end{itemize}
+ \end{minipage}
+
+ \vspace{8pt}
+
+ \begin{minipage}{4.3cm}
+ \includegraphics[width=3.8cm]{c_in_si_int_tetra_0.eps}
+ \end{minipage}
+ \begin{minipage}{4.3cm}
+ \includegraphics[width=3.8cm]{c_in_si_int_dumbbell_0.eps}
+ \end{minipage}
+ \begin{minipage}{4.3cm}
+ %\includegraphics[width=3.8cm]{si_self_int_hexa_0.eps}
+ \end{minipage}
+
 \end{slide}
 
 \begin{slide}
@@ -318,6 +411,8 @@
   Results
  }
 
+ SiC-precipitation experiments:
+
 \end{slide}
 
 \begin{slide}
@@ -328,6 +423,5 @@
 
 \end{slide}
 
-
 \end{document}