% Author: Prof. Dr. Matthias Jung
% Year: 2024
\begin{tikzpicture}[
    x={(1cm*\getDarcImageFactor,0cm*\getDarcImageFactor)},
    z={(.5cm*\getDarcImageFactor,.5cm*\getDarcImageFactor)},
    y={(0cm*\getDarcImageFactor,1cm*\getDarcImageFactor)},
]
    %\draw[-Triangle] (0,0,0) -- (1,0,0) node [pos=1.2] {$x$};
    %\draw[-Triangle] (0,0,0) -- (0,1,0) node [pos=1.2] {$y$};
    %\draw[-Triangle] (0,0,0) -- (0,0,1) node [pos=1.2] {$z$};

    \draw[fill=DARCgray, draw=none]
                (+0.0, +0.0, +0.0)
        rectangle (+1.0, +0.5, +0.0);
    \path (+0.0, +0.05, +0.0)
        to [open, name={h2}] (+1.0, +0.45, +0.0);
    \draw (h2.center) node[](){Dünne Sperrschicht};

    % N-Gebiet
    \draw[fill=DARCblue!70, draw=none]
                (+0.0, +0.30, +0.0)
        rectangle (+1.0, +0.45, +0.0);
    \path (+0.0, +0.3, +0.0)
        to [open, name={h1}] (+1.0, +0.45, +0.0);
    \draw (h1.center) node[](){N-Dotiert};

    % P-Gebiet
    \draw[fill=DARCred!70, draw=none]
                (+0.0, +0.05, +0.0)
        rectangle (+1.0, +0.20, +0.0);
    \path (+0.0, +0.05, +0.0)
        to [open, name={h3}] (+1.0, +0.20, +0.0);
    \draw (h3.center) node[](){P-Dotiert};

    % Elektrode unten:
    \draw[fill=DARCgray!50!black, draw=none]
                (+0.0, +0.00, +0.0)
        rectangle (+1.0, +0.05, +0.0);

    % Elektrode oben:
    \draw[fill=DARCgray!50!black, draw=none]
                (+0.0, +0.45, +0.0)
        rectangle (+1.0, +0.50, +0.0);

    % Top:
    \draw[fill=DARCblue!70, draw=none]
             (+0.0, +0.5, +0.0)
        -- ++(+1.0, +0.0, +0.0)
        -- ++(+0.0, +0.0, +1.0)
        -- ++(-1.0, +0.0, +0.0)
        -- cycle;

    % Top Elektrode Mitte:
    \draw[fill=DARCgray!70!black, draw=none]
             (+0.0, +0.5, +0.0)
        -- ++(+1.0, +0.0, +0.0)
        -- ++(+0.0, +0.0, +0.1)
        -- ++(-1.0, +0.0, +0.0)
        -- cycle;

    % Top Rechts:
    \draw[fill=DARCgray!70!black, draw=none]
             (+0.9, +0.5, +0.0)
        -- ++(+0.1, +0.0, +0.0)
        -- ++(+0.0, +0.0, +1.0)
        -- ++(-0.1, +0.0, +0.0)
        -- cycle;

    % Top Mitte Rechts:
    \draw[fill=DARCgray!70!black, draw=none]
             (+0.575, +0.5, +0.0)
        -- ++(+0.1, +0.0, +0.0)
        -- ++(+0.0, +0.0, +1.0)
        -- ++(-0.1, +0.0, +0.0)
        -- cycle;

    % Top Links:
    \draw[fill=DARCgray!70!black, draw=none]
             (+0.0, +0.5, +0.0)
        -- ++(+0.1, +0.0, +0.0)
        -- ++(+0.0, +0.0, +1.0)
        -- ++(-0.1, +0.0, +0.0)
        -- cycle;

    % Top Mitte Links:
    \draw[fill=DARCgray!70!black, draw=none]
             (+0.325, +0.5, +0.0)
        -- ++(+0.1, +0.0, +0.0)
        -- ++(+0.0, +0.0, +1.0)
        -- ++(-0.1, +0.0, +0.0)
        -- cycle;

    % Seite Rechts
    \draw[fill=DARCgray, draw=none]
            (+1.0, +0.0, +0.0)
        -- ++(+0.0, +0.0, +1.0)
        -- ++(+0.0, +0.5, +0.0)
        -- ++(+0.0, +0.0, -1.0)
        -- cycle;

    % N-Gebiet
    \draw[fill=DARCblue!50, draw=none]
            (+1.0, +0.30, +0.0)
        -- ++(+0.0, +0.00, +1.0)
        -- ++(+0.0, +0.15, +0.0)
        -- ++(+0.0, +0.00, -1.0)
        -- cycle;

    % P-Gebiet
    \draw[fill=DARCred!50, draw=none]
            (+1.0, +0.05, +0.0)
        -- ++(+0.0, +0.00, +1.0)
        -- ++(+0.0, +0.15, +0.0)
        -- ++(+0.0, +0.00, -1.0)
        -- cycle;

    % Elektrode unten:
    \draw[fill=DARCgray!80!black, draw=none]
            (+1.0, +0.00, +0.0)
        -- ++(+0.0, +0.00, +1.0)
        -- ++(+0.0, +0.05, +0.0)
        -- ++(+0.0, +0.00, -1.0)
        -- cycle;

    % Elektrode oben:
    \draw[fill=DARCgray!80!black, draw=none]
            (+1.0, +0.45, +0.0)
        -- ++(+0.0, +0.00, +1.0)
        -- ++(+0.0, +0.05, +0.0)
        -- ++(+0.0, +0.00, -1.0)
        -- cycle;

    % Verbraucher:
    \path (+1.0, +0.00, +0.0)
        to [open, name={h4}] (+1.0, +0.05, 1.0);
    \path (+1.0, +0.45, +0.0)
        to [open, name={h5}] (+1.0, +0.50, 1.0);

    \draw(h4.center)
        to [short, *-] ++(1,0,0)
        to [european resistor, l={Verbraucher}, v={\qty{0.5}{\volt}}] ++(0,0.45,0)
        to [short, -*] (h5.center);

    \draw[DARCorange, very thick, Triangle-] (0.25,0.50,0.25) -- ++(0.25,0.5,0.25);
    \draw[DARCorange, very thick, Triangle-] (0.50,0.50,0.25) -- ++(0.25,0.5,0.25);
    \draw[DARCorange, very thick, Triangle-] (0.75,0.50,0.25) -- ++(0.25,0.5,0.25);
    \draw[DARCorange, very thick, Triangle-] (0.25,0.50,0.50) -- ++(0.25,0.5,0.25);
    \draw[DARCorange, very thick, Triangle-] (0.50,0.50,0.50) -- ++(0.25,0.5,0.25);
    \draw[DARCorange, very thick, Triangle-] (0.75,0.50,0.50) -- ++(0.25,0.5,0.25);
    \draw[DARCorange, very thick, Triangle-] (0.25,0.50,0.75) -- ++(0.25,0.5,0.25);
    \draw[DARCorange, very thick, Triangle-] (0.50,0.50,0.75) -- ++(0.25,0.5,0.25) node[anchor=south](){Sonnenlicht};
    \draw[DARCorange, very thick, Triangle-] (0.75,0.50,0.75) -- ++(0.25,0.5,0.25);
\end{tikzpicture}