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qcl-model: Created project, added mathematical model.
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# qcl-model | ||
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This project contains figures related to mathematical modelling of quantum | ||
cascade lasers. |
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% | ||
% qclsip: The Quantum Cascade Laser Stock Image Project. | ||
% | ||
% Copyright (c) 2019, Computational Photonics Group, Technical University of | ||
% Munich. | ||
% | ||
% Mathematical model of a QCL (Schrödinger-Poisson, Ensemble Monte Carlo, | ||
% Maxwell's equation, Lindblad equation). | ||
% Created by Michael Riesch <[email protected]> (2019) | ||
% | ||
% This program is free software; you can redistribute it and/or modify | ||
% it under the terms of the GNU General Public License as published by | ||
% the Free Software Foundation; either version 3 of the License, or | ||
% (at your option) any later version. | ||
% | ||
% This program is distributed in the hope that it will be useful, | ||
% but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
% GNU General Public License for more details. | ||
% | ||
% You should have received a copy of the GNU General Public License | ||
% along with this program; if not, write to the Free Software Foundation, | ||
% Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
\documentclass[tikz]{standalone} | ||
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\usepackage[utf8]{inputenc} | ||
\usepackage[T1]{fontenc} | ||
\usepackage{tikz} | ||
\usetikzlibrary{calc} | ||
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% set colors | ||
\usepackage{xcolor} | ||
\definecolor{sipblue}{RGB}{0,101,189} % Pantone 300 | ||
\definecolor{sipdarkblue}{RGB}{0,82,147} % Pantone 301 | ||
\definecolor{siplightblue}{RGB}{152,198,234} % Pantone 283 | ||
\definecolor{sipmedblue}{RGB}{100,160,200} % Pantone 542 | ||
\definecolor{sipivory}{RGB}{218,215,203} % Pantone 7527 | ||
\definecolor{sipgreen}{RGB}{162,173,0} % Pantone 383 | ||
\definecolor{siporange}{RGB}{227,114,34} % Pantone 158 | ||
\definecolor{sipgray}{gray}{0.6} % Gray 60% | ||
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% set font | ||
\usepackage{helvet} | ||
\renewcommand{\familydefault}{\sfdefault} | ||
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\begin{document} | ||
\begin{tikzpicture} | ||
\tikzstyle{myline}=[very thick, line cap=round,line join=round]; | ||
\tikzstyle{mytext}=[draw, text=black, align=left]; | ||
\tikzstyle{myconn}=[myline, ->, >=stealth]; | ||
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% static part | ||
\node[mytext, myline, draw=siporange, anchor=north west] (sp) at (0, 7) { | ||
\textcolor{siporange}{Energy levels}\\Schrödinger-Poisson equation}; | ||
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\node[mytext, myline, draw=siporange, anchor=east] (mc) at (8, 5) { | ||
\textcolor{siporange}{Carrier transport}\\Ensemble Monte Carlo (EMC)/\\ | ||
Density Matrix EMC}; | ||
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% dynamic part | ||
\node[mytext, myline, draw=sipblue, anchor=west] (lb) at (0, 3) { | ||
\textcolor{sipblue}{Electron dynamics}\\Lindblad equation\\ | ||
$\partial_t \hat{\rho} = -\mathrm{i}\hbar^{-1} \left[ \hat{H}_0 - | ||
\hat \mu E_z, \hat{\rho} \right] + \hat{\rho}_{\mathrm{diss}}$}; | ||
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\node[mytext, myline, draw=sipblue, anchor=south east] (mw) at (8, 0) { | ||
\textcolor{sipblue}{Optical field}\\Maxwell's equations in 1D\\ | ||
$\partial_t H_y = \mu^{-1} \partial_x E_z$\\ | ||
$\partial_t E_z = \epsilon^{-1} \left( -\sigma E_z - \partial_t P_z + | ||
\partial_x H_y \right)$}; | ||
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% connections | ||
\draw[myconn, draw=siporange] (sp.east) to[bend left] node[midway, right] { | ||
$E_i, \Psi_i$} (mc.north); | ||
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\draw[myconn, draw=siporange] (mc.west) to[bend left] node[midway, left] { | ||
$f_i$} (sp.south); | ||
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\draw[myconn, draw=siporange] ($(sp.south west) + (1.1, 0)$) | ||
-- node[midway, left] {$\hat H_0, \hat \mu$} | ||
($(lb.north west) + (1.1, 0)$); | ||
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\draw[myconn, draw=siporange] ($(mc.west) - (0, 0.3)$) | ||
-| node[midway, left] {$\hat{\rho}_{\mathrm{diss}}$} | ||
($(lb.north) - (0.5, 0)$); | ||
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\draw[myconn, draw=sipblue] (mw.west) | ||
to[bend left] node[midway, below, outer sep=3pt] {$E_z$} | ||
($(lb.south west) + (1.1, 0)$) ; | ||
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\draw[myconn, draw=sipblue] (lb.east) | ||
to[bend left] node[midway, above, outer sep=3pt] {$\partial_t P_z$ | ||
% $= N \mathrm{Tr}\left\{\hat \mu \partial_t \hat \rho\right\}$ | ||
} | ||
($(mw.north east) - (1.1, 0)$); | ||
\end{tikzpicture} | ||
\end{document} |