X-Git-Url: https://hackdaworld.org/gitweb/?a=blobdiff_plain;f=posic%2Ftalks%2Fdpg_2008.tex;h=8f01390bebef7c6073dbd8b327758945c8271df3;hb=6b9c0fdea7cf967062566da3832c5cd9741ef71d;hp=91e7218f2430694d9aaea202373007f8b28ab9fe;hpb=6ffdd13a7435157b2d3ce5198b70ef0299056c08;p=lectures%2Flatex.git diff --git a/posic/talks/dpg_2008.tex b/posic/talks/dpg_2008.tex index 91e7218..8f01390 100644 --- a/posic/talks/dpg_2008.tex +++ b/posic/talks/dpg_2008.tex @@ -6,6 +6,7 @@ \usepackage[latin1]{inputenc} \usepackage[T1]{fontenc} \usepackage{amsmath} +\usepackage{latexsym} \usepackage{ae} \usepackage{calc} % Simple computations with LaTeX variables @@ -19,9 +20,14 @@ \usepackage{pstricks} \usepackage{pst-node} +\usepackage{epic} +\usepackage{eepic} + \usepackage{graphicx} \graphicspath{{../img/}} +\usepackage[setpagesize=false]{hyperref} + \usepackage{semcolor} \usepackage{semlayer} % Seminar overlays \usepackage{slidesec} % Seminar sections and list of slides @@ -465,14 +471,17 @@ \vspace{8pt} - \begin{minipage}{4.3cm} + \begin{minipage}[t]{4.3cm} \includegraphics[width=3.8cm]{si_self_int_tetra_0.eps} \end{minipage} - \begin{minipage}{4.3cm} + \begin{minipage}[t]{4.3cm} \includegraphics[width=3.8cm]{si_self_int_dumbbell_0.eps} \end{minipage} - \begin{minipage}{4.3cm} + \begin{minipage}[t]{4.3cm} \includegraphics[width=3.8cm]{si_self_int_hexa_0.eps} + \begin{center} + \href{../video/si_self_int_hexa.avi}{$\rhd$} + \end{center} \end{minipage} \end{slide} @@ -487,9 +496,54 @@ Si self-interstitial \underline{random insertion} experiments: + \small + + \vspace{8pt} + + \begin{minipage}[t]{4.0cm} + \begin{itemize} + \item $E_f=3.97\, eV$ + \item 3 identical weak bonds + \item displaced in volume\\ diagonal + \end{itemize} + \end{minipage} + \hspace{0.3cm} + \begin{minipage}[t]{4.0cm} + \begin{itemize} + \item $E_f=3.75\, eV$ + \item 4 identical weak bonds + \item displaced in plane\\ diagonal + \end{itemize} + \end{minipage} + \hspace{0.3cm} + \begin{minipage}[t]{4.0cm} + \begin{itemize} + \item $E_f=3.56\, eV$ + \item single weak bond + \item displaced along\\ $x$-direction + \item closest to tetrahedral\\ configuration + \end{itemize} + \end{minipage} + \vspace{8pt} - foo + \begin{minipage}{4.3cm} + \includegraphics[width=3.8cm]{si_self_int_rand_397_0.eps} + \end{minipage} + \begin{minipage}{4.3cm} + \includegraphics[width=3.8cm]{si_self_int_rand_375_0.eps} + \end{minipage} + \begin{minipage}{4.3cm} + \includegraphics[width=3.8cm]{si_self_int_rand_356_0.eps} + \end{minipage} + + \vspace{8pt} + + \begin{center} + {\footnotesize + {\bf Note:} Displacements relative to tetrahedral configuration + } + \end{center} \end{slide} @@ -499,16 +553,18 @@ Results } + \vspace{8pt} + Carbon interstitial experiments: - \vspace{8pt} + \vspace{12pt} \small \begin{minipage}[t]{4.0cm} \underline{Tetrahedral} \begin{itemize} - \item $E_F=2.67\, eV$ + \item $E_f=2.67\, eV$ \item tetrahedral bond \end{itemize} \end{minipage} @@ -516,7 +572,7 @@ \begin{minipage}[t]{4.0cm} \underline{110 dumbbell} \begin{itemize} - \item $E_F=1.76\, eV$ + \item $E_f=1.76\, eV$ \item C forms 3 bonds \end{itemize} \end{minipage} @@ -524,21 +580,24 @@ \begin{minipage}[t]{4.0cm} \underline{Hexagonal} \begin{itemize} - \item $E_F^{\star}\approx5.6\, eV$ + \item $E_f^{\star}\approx5.6\, eV$ \item unstable! \end{itemize} \end{minipage} \vspace{8pt} - \begin{minipage}{4.3cm} + \begin{minipage}[t]{4.3cm} \includegraphics[width=3.8cm]{c_in_si_int_tetra_0.eps} \end{minipage} - \begin{minipage}{4.3cm} + \begin{minipage}[t]{4.3cm} \includegraphics[width=3.8cm]{c_in_si_int_dumbbell_0.eps} \end{minipage} - \begin{minipage}{4.3cm} + \begin{minipage}[t]{4.3cm} \includegraphics[width=3.8cm]{c_in_si_int_hexa_0.eps} + \begin{center} + \href{../video/c_in_si_int_hexa.avi}{$\rhd$} + \end{center} \end{minipage} \end{slide} @@ -549,13 +608,69 @@ Results } - \vspace{8pt} + %\vspace{8pt} Carbon \underline{random insertion} experiments: - \vspace{8pt} + %\vspace{8pt} + + \footnotesize - bar + \begin{minipage}[c]{6.3cm} + \begin{minipage}{3.4cm} + \includegraphics[width=3.3cm]{c_in_si_int_001db_0.eps} + \end{minipage} + \begin{minipage}{2.5cm} + \begin{itemize} + \item $E_f=0.47\, eV$ + \item 001 dumbbell + \end{itemize} + \end{minipage} + \end{minipage} + \begin{minipage}[c]{6.3cm} + \begin{minipage}{3.4cm} + \includegraphics[width=3.3cm]{c_in_si_int_rand_162_0.eps} + \end{minipage} + \begin{minipage}{2.8cm} + \begin{itemize} + \item $E_f=1.62\, eV$ + \item 3 weak + strong bonds + \end{itemize} + \end{minipage} + \end{minipage} + + \begin{minipage}[c]{6.3cm} + \begin{minipage}{3.4cm} + \includegraphics[width=3.3cm]{c_in_si_int_rand_239_0.eps} + \end{minipage} + \begin{minipage}{2.5cm} + \begin{itemize} + \item $E_f=2.39\, eV$ + \end{itemize} + \begin{center} + \href{../video/c_in_si_int_rand_239.avi}{$\rhd$} + \end{center} + \end{minipage} + \end{minipage} + \begin{minipage}[c]{6.3cm} + \begin{minipage}{3.4cm} + \includegraphics[width=3.3cm]{c_in_si_int_rand_341_0.eps} + \end{minipage} + \begin{minipage}{2.8cm} + \begin{itemize} + \item $E_f=3.41\, eV$ + \end{itemize} + \begin{center} + \href{../video/c_in_si_int_rand_341.avi}{$\rhd$} + \end{center} + \end{minipage} + \end{minipage} + + \vspace{4pt} + + \begin{center} + {\bf Note:} High probability for 110 dumbbell ($1.76\, eV$) configurations! + \end{center} \end{slide} @@ -567,6 +682,16 @@ SiC-precipitation experiments: + \begin{minipage}[t]{6.3cm} + %\input{../plot/sic_prec} + \includegraphics[width=6.0cm]{../plot/sic_prec_energy.ps} + \includegraphics[width=6.0cm]{../plot/sic_prec_temp.ps} + \end{minipage} + \begin{minipage}[t]{6cm} + \includegraphics[width=6.0cm]{../plot/sic_pc.ps} + \includegraphics[width=6.0cm]{../plot/sic_prec_pc.ps} + \end{minipage} + \end{slide} \begin{slide} @@ -575,6 +700,23 @@ Conclusion / Outlook } +\vspace{24pt} + +\begin{itemize} + \item Importance of understanding C in Si + \item Interstitial configurations in silicon using the Albe potential + \item Indication of SiC precipitation +\end{itemize} + +\vspace{16pt} + +\begin{itemize} + \item Displacement and stress calculations + \item Diffusion dependence of temperature and carbon concentration + \item Analyzing results of the precipitation simulation runs + \item Analyzing self-designed Si/SiC interface +\end{itemize} + \end{slide} \end{document}