Electromagnetic Wave Propagation

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% The example is similar to the one given in pgf manual at: https://ftp.cc.uoc.gr/mirrors/CTAN/graphics/pgf/contrib/pgfplots/doc/pgfplots.pdf (page 567)
\documentclass[border=2pt]{standalone}
% Drawing 
\usepackage{tikz}
\usetikzlibrary{3d, shapes.multipart}
% Styles
\tikzset{>=latex} % for LaTeX arrow head
\tikzset{axis/.style={black, thick,->}}
\tikzset{vector/.style={>=stealth,->}}
\tikzset{every text node part/.style={align=center}}
% Notation
\usepackage{amsmath} % for \text
 
\begin{document}
\begin{tikzpicture}[x={(-150:0.7)}, y={(90:1.0)}, z={(-15:8mm)}]
% Wave Function
\def\wave{
    \draw[fill, very thick, fill opacity=.2]
         (0,0) sin (1,1) cos (2,0) sin (3,-1) cos (4,0)
               sin (5,1) cos (6,0) sin (7,-1) cos (8,0)
               sin (9,1) cos (10,0) sin (11,-1) cos (12,0);
         
    \foreach \shift in {0,4,8}
    {
        \begin{scope}[xshift=\shift cm,thin]
                \draw[-stealth, thick] (.5,0)  -- (0.5,0 |- 45:1cm);
                \draw[-stealth, thick] (1,0)   -- (1,1);
                \draw[-stealth, thick] (1.5,0) -- (1.5,0 |- 45:1cm);
                \draw[-stealth, thick] (2.5,0) -- (2.5,0 |- -45:1cm);
                \draw[-stealth, thick] (3,0)   -- (3,-1);
                \draw[-stealth, thick] (3.5,0) -- (3.5,0 |- -45:1cm);
         \end{scope}
    } 
}
 
 
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