\documentclass{standalone} % \usepackage{tikz} \usetikzlibrary{backgrounds, arrows.meta, shapes.callouts} \usepackage{xcolor} % \definecolor{space}{HTML}{1F2C4E} \definecolor{earth}{HTML}{0089FA} \definecolor{mars}{HTML}{DC7B4E} \definecolor{dida}{HTML}{FFDE00} \definecolor{title}{HTML}{FBA706} % \usepackage{fontspec} \setmainfont{Open Dyslexic} % \title{Il motore a curvatura} \begin{document} \tikzset{ partial ellipse/.style args = {#1:#2:#3}{insert path={+ (#1:#3) arc (#1:#2:#3)}}, notice/.style = { draw, ellipse callout, callout relative pointer={#1} }, } \begin{tikzpicture}[background rectangle/.style={fill=white},show background rectangle,>={[inset=0,angle'=27]Stealth}] %title \draw [black,ultra thick,fill=title] (0,9.8) rectangle (30,16.8); \node at (15,14.8) {\textcolor{black}{\fontsize{90}{91}\selectfont Il motore}}; \node at (15,11.8) {\textcolor{black}{\fontsize{90}{91}\selectfont a curvatura}}; % \begin{scope}[shift={(0,5)}] \draw [ultra thick, fill=earth] (20.5,4) rectangle (25.5,-4); \node at (23,0) {\includegraphics[width=5cm]{carl_sagan}}; \node (example-textwidth-2) [notice={(3,0.5)}, ultra thick, right, align=center, text width=12cm, color=black, fill=white, font=\fontsize{23pt}{24pt}\selectfont] at (1,-1) {Benvenuti! Sono Carl Sagan e oggi vi racconterò qualcosa su uno dei dispositivi più noti di \emph{Star Trek}: il motore a curvatura!}; \end{scope} % \begin{scope}[shift={(16,-11.5)}] % \draw [fill=space, ultra thick] (-13,9) rectangle (13,-5); % \draw [color=white] (-0.1,-2.9) to[out=90,in=275] (-0.9,8.3); \draw [color=white] (-0.6,-2.7) to[out=98,in=300] (-5.1,7.8); \draw [color=white] (-1.1,-2.7) to[out=100,in=314] (-8.7,6.7); \draw [color=white] (-1.3,-2.4) to[out=120,in=325] (-5.9,1.9) to[out=148,in=335] (-11.2,4.9); \draw [color=white] (-1.6,-2.4) to[out=130,in=330] (-4.9,0.1) to[out=150,in=340] (-12,2.9); % \draw [color=white] (0.3,-2.9) to[out=81,in=250] (3.5,8.1); \draw [color=white] (0.8,-2.6) to[out=76,in=231] (7.4,7.2); \draw [color=white] (1.4,-2.5) to[out=65,in=214] (10.5,5.6); \draw [color=white] (1.7,-2.4) to[out=75,in=210] (4.85,0.5) to[out=20,in=180] (11.9,2.4); % \draw (0,-1.8) [color=white,partial ellipse=0:180:2.1 and 1]; \draw (0,-1.2) [color=white,partial ellipse=0:180:2.8 and 1.3]; \draw (0,-0.6) [color=white,partial ellipse=0:180:3.5 and 1.6]; \draw (0,0) [color=white,partial ellipse=0:180:4.2 and 1.8]; \draw (0,0.3) [color=white,partial ellipse=0:180:4.9 and 2.1]; % \node at (0,0) {\includegraphics[width=5cm,angle=-50]{astronave}}; % \draw [color=white] (-1.6,-2.4) to[out=150,in=330] (-3.5,-1) to[out=160,in=350] (-10.8,0.7); \draw [color=white] (-1.3,-2.6) to[out=165,in=330] (-2.9,-1.4) to[out=165,in=360] (-7.8,-1); \draw [color=white] (-1,-2.7) to[out=130,in=330] (-2,-1.6) to[out=160,in=30] (-4.6,-1.9); \draw [color=white] (-0.5,-2.85) to[out=90,in=350] (-1,-1.8) to[out=160,in=40] (-1.8,-2.25); % \draw [color=white] (1.5,-2.5) to[out=80,in=214] (3.5,-1) to[out=20,in=180] (9,-0.5); \draw [color=white] (0.65,-2.8) to[out=80,in=214] (1.7,-1.7) to[out=20,in=170] (5.2,-1.8); \draw [color=white] (0.1,-2.9) to [out=88,in=250] (0.3,-1.8) to[out=20,in=140] (1,-2.3); % \draw (0,-1.8) [color=white,partial ellipse=180:360:2.1 and 1]; \draw (0,-1.2) [color=white,partial ellipse=180:360:2.8 and 1.3]; \draw (0,-0.6) [color=white,partial ellipse=180:360:3.5 and 1.6]; \draw (0,0) [color=white,partial ellipse=180:360:4.2 and 1.8]; \draw (0,0.3) [color=white,partial ellipse=180:360:4.9 and 2.1]; \draw [color=white] (0,0.6) ellipse (5.6cm and 2.4cm); \draw [color=white] (0,0.9) ellipse (6.3cm and 2.7cm); \draw [color=white] (0,1.2) ellipse (7cm and 3cm); \draw [color=white] (0,1.5) ellipse (7.7cm and 3.3cm); \draw [color=white] (0,1.8) ellipse (8.5cm and 3.7cm); \draw [color=white] (0,2.1) ellipse (9.3cm and 4.1cm); \draw [color=white] (0,2.4) ellipse (10.2cm and 4.5cm); \draw [color=white] (0,2.7) ellipse (11.1cm and 4.9cm); \draw [color=white] (0,3) ellipse (12cm and 5.3cm); %dida \draw [black,thick,fill=dida] (-2,12) rectangle (14,8); \node (example-textwidth-2) [right, align=left, text width=15cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (-1.5,10) {Partiamo da un fatto noto: tutti gli oggetti nell'universo deformano lo spaziotempo. Incluse le navicelle spaziali.}; % \draw [black,thick,fill=dida] (-16,-4) rectangle (-3,-6.5); \node (example-textwidth-2) [right, align=left, text width=15cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (-15.5,-5.25) {Questa deformazione viene chiamata \textbf{curvatura}.}; \end{scope} % \begin{scope}[shift={(0,-27)}] \draw[fill=space,ultra thick] (0.5,7.5) rectangle (29,-5.5); \begin{scope}[shift={(-6,0)}] \begin{scope}[rotate around={10:(12.8,0)}] \draw (15,0) [color=white,partial ellipse=0:360:2.2 and 1.2]; \draw (15,0) [color=white,partial ellipse=180:380:2.5 and 1.5]; \end{scope} \begin{scope}[rotate around={14:(12.8,0)}] \draw [color=white] (10,-2.5) -- (20,-2.5); \end{scope} \draw (15,0) [color=white,partial ellipse=180:110:2.2 and 4]; \draw (15,0) [color=white,partial ellipse=160:40:2.5 and 4.3]; \draw [color=white] (11.5,0) to[out=0,in=260] (12.65,1.5); \draw [color=white] (16.9,2.8) to[out=290,in=180] (18.5,2); \draw [color=white] (17.15,0.7) -- (17.2,0.05); \draw [color=white] (17.45,-1.4) -- (17,-4) to[out=240,in=-45] (14.8,-2.1); % \draw[<-,ultra thick,color=white] (15.5,0.5) -- (22,-1); \node (example-textwidth-2) [right, align=left, text width=8cm, color=white, font=\fontsize{23pt}{24pt}\selectfont] at (22,-1) {zona di competenza della navicella}; % \draw [<-,ultra thick,color=white] (14.5,2.5) -- (11,5); \draw [<-,ultra thick,color=white] (16.5,-3.5) -- (10.8,5); \node (example-textwidth-2) [right, align=left, text width=15cm, color=white, font=\fontsize{23pt}{24pt}\selectfont] at (8,5.5) {deformazioni spaziotemporali}; \end{scope} \draw [black,thick,fill=dida] (16.5,9.5) rectangle (29.5,0.5); \node (example-textwidth-2) [right, align=left, text width=12cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (17,5) {Ed è questo il concetto scientifico dietro il motore a curvatura di Star Trek, solo che all'epoca un'idea del genere non era per nulla venuta in mente ai fisici, fino a che nel 1994 Miguel Alcubierre non porpose qualcosa del genere.}; \end{scope} % \begin{scope}[shift={(0,-35.5)}] \draw [fill=space,ultra thick] (0.5,2) rectangle (29.5,-12); %dida up \draw [fill=dida,thick] (1,2.5) rectangle (29,-2.5); \node (example-textwidth-2) [right, align=left, text width=27cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (2,0) {La sua "guida a curvatura" prevede la deformazione dello spaziotempo intorno all'astronave: si generano due zone, una con curvatura positiva con conseguente espansione dello spaziotempo locale, e un'altra con curvatura negativa, e contrazione dello spaziotempo.}; % \node at (25,-8) {\includegraphics[width=5cm,angle=-50]{astronave}}; \node (example-textwidth-2) [notice={(3,0.5)}, ultra thick, right, align=center, text width=6cm, color=black, fill=white, font=\fontsize{23pt}{24pt}\selectfont] at (12,-8) {Vieni da me!}; \draw [fill=mars,ultra thick] (5,-8) circle (3 cm); \draw [->,ultra thick,color=white] (8.5,-8) -- (10,-8); \end{scope} % \begin{scope}[shift={(0,-50)}] \draw [fill=dida,thick] (1,2.2) rectangle (29,-2.2); \node (example-textwidth-2) [right, align=left, text width=27cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (1.6,0) {In questo modo è possibile avvicinare il punto di arrivo e, soprattutto, a muoversi più veloce della luce è lo spaziotempo, cosa permessa dalla relatività generale, mentre l'astronave resta "ferma".}; \node at (25,-8) {\includegraphics[width=7cm]{miguel_alcubierre}}; \node (example-textwidth-2) [notice={(3,0.5)}, ultra thick, right, align=center, text width=12cm, color=black, fill=white, font=\fontsize{23pt}{24pt}\selectfont] at (1,-8) {Mi sono ispirato proprio a Star Trek per sviluppare il modello matematico dietro questo motore a curvatura!}; \end{scope} % \begin{scope}[shift={(0,-64)}] \node at (27,0) () {\includegraphics[width=3.7cm]{licenza}}; \node at (18,-0.1) {\textcolor{black}{\fontsize{14}{15}\selectfont Testo e illustrazioni: @ulaulaman - Gianluigi Filippelli}}; \end{scope} \end{tikzpicture} % \end{document}