\documentclass{standalone} % \usepackage{tikz} \usetikzlibrary{backgrounds} \usetikzlibrary{plotmarks} \usetikzlibrary{bending,arrows.meta,snakes,shapes} \usepackage{pgfplots} \pgfplotsset{compat=newest} \usepackage{xcolor} \usepackage{tkz-euclide} % \definecolor{space}{HTML}{1F2C4E} % \usepackage{mathptmx} \usepackage{fontspec} \setmainfont{Montserrat} % \title{radiazione elettromagnetica} \begin{document} \tikzset{ declare function={f(\x)=sin(540*\x);} } \begin{tikzpicture}[>={[inset=0,angle'=27]Stealth}] % \begin{scope} \draw [ultra thick,->] (-0.5,0) -- (28,0); \foreach \x in {1,...,12} {\draw [ultra thick] (2*\x,-0.2) -- (2*\x,0.2); \node at (2*\x,0.5) {\textcolor{black}{\fontsize{19}{20}\selectfont 10}}; \node [right] at (2*\x+0.2,0.8) {\textcolor{black}{\fontsize{10}{11}\selectfont -\x}};} \node at (1,-0.7) {\textcolor{black}{\fontsize{14}{15}\selectfont lunghezza d'onda}}; \node at (1,-1.2) {\textcolor{black}{\fontsize{14}{15}\selectfont (m)}}; % \draw [thick] (4,1.2) -- (4,1.7) -- (1,1.7); \node [left] at (4,2.1) {\textcolor{black}{\fontsize{14}{15}\selectfont radioonde}}; \node [left] at (4,2.6) {\textcolor{black}{\fontsize{14}{15}\selectfont microonde}}; % \draw [thick] (10,1.2) -- (10,1.7) -- (12,1.7) -- (12,1.2); \node at (11,2.1) {\textcolor{black}{\fontsize{14}{15}\selectfont visibile}}; \node at (11,2.6) {\textcolor{black}{\fontsize{14}{15}\selectfont luce}}; % \draw [thick] (14,1.2) -- (14,1.7) -- (22,1.7) -- (22,1.2); \node at (18,2.1) {\textcolor{black}{\fontsize{14}{15}\selectfont raggi X}}; % \draw [thick] (4,-0.5) -- (4,-1) -- (10,-1) -- (10,-0.5); \node at (7,-1.5) {\textcolor{black}{\fontsize{14}{15}\selectfont infrarossi}}; % \draw [thick] (12,-0.5) -- (12,-1) -- (16,-1) -- (16,-0.5); \node at (14,-1.5) {\textcolor{black}{\fontsize{14}{15}\selectfont ultravioletti}}; % \draw [thick] (18,-0.5) -- (18,-1) -- (26,-1) -- (26,-0.5); \node at (22,-1.5) {\textcolor{black}{\fontsize{14}{15}\selectfont raggi gamma}}; \end{scope} % \begin{scope}[shift={(16,-4)}] \draw[ultra thick, color=space, domain=0:9.8,variable=\x,samples=500] plot ({24*sin(-0.6*\x*\x+20))},{f(\x)}); \end{scope} % \begin{scope}[shift={(-16,-7)}] \draw [ultra thick,<-] (15.5,0) -- (44,0); \foreach \x in {10,14,17,20} {\draw [ultra thick] (2*\x,-0.2) -- (2*\x,0.2); \node at (2*\x,-0.8) {\textcolor{black}{\fontsize{19}{20}\selectfont 10}}; \node [right] at (2*\x+0.2,-0.5) {\textcolor{black}{\fontsize{10}{11}\selectfont \x}};} \node at (17,-0.7) {\textcolor{black}{\fontsize{14}{15}\selectfont frequenza}}; \node at (17,-1.2) {\textcolor{black}{\fontsize{14}{15}\selectfont (Hz)}}; \end{scope} \end{tikzpicture} \end{document}