diff --git a/infographics/eclissi_eddington.tex b/infographics/eclissi_eddington.tex new file mode 100755 index 0000000..7df3fa3 --- /dev/null +++ b/infographics/eclissi_eddington.tex @@ -0,0 +1,121 @@ +\documentclass{standalone} +% +\usepackage{tikz} +% +\usepackage{tkz-euclide} +\usetkzobj{all} +% +\usepackage{xcolor} +\definecolor{space}{HTML}{1F2C4E} +\definecolor{earth}{HTML}{0089FA} +\definecolor{dida}{HTML}{FFDE00} +\definecolor{title}{HTML}{FBA706} +\definecolor{moon}{HTML}{AFAFAF} +\definecolor{craterm}{HTML}{616060} +% +\usepackage{fontspec} +\setmainfont{Open Dyslexic} +% +\title{L'eclissi di Eddington} +\begin{document} + \tikzset{ + partial ellipse/.style args = {#1:#2:#3}{insert path={+ (#1:#3) arc (#1:#2:#3)}}, + } + \begin{tikzpicture} + \draw [use as bounding box] (0,15.5) -| (30,15.5) |- (30,-97) -| (0,-97); + %title + \draw [black,ultra thick,fill=title] (-1,7) rectangle (31,15); + \node (example-textwidth-2) [right, align=center, text width=30cm, color=black, font=\fontsize{90pt}{91pt}\selectfont] at (0,11) {L'eclissi di Eddington}; + % island + \begin{scope}[shift={(0,-8)}] + \node at (15,0) {\includegraphics[width=26cm]{isola_principe}}; + \draw [ultra thick] (2,8) rectangle (28,-9); + \draw [ultra thick, fill=dida] (1,14) rectangle (29,8); + \node (example-textwidth-2) [right, align=left, text width=27cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (1.5,11) {Era stata una mattinata nuvolosa, quella del 29 maggio del 1919 sull'Isola Principe, in Africa Occidentale. Finalmente verso mezzogiorno il cielo aveva iniziato ad aprirsi e la luce del Sole iniziava a filtrare tra le nubi. Il tempo, però, era tiranno e Arthur Eddington e Edwin Cottingham avevano le ore contate per fotografare l'eclissi solare totale che stava iniziando.}; + \end{scope} + %eclipse + \begin{scope}[shift={(0,-24)}] + \draw [ultra thick, fill=space] (1.5,4.5) rectangle (28.5,-35.5); + %dida + \draw [ultra thick, fill=dida] (16.5,5.5) rectangle (29,-7.5); + \node (example-textwidth-2) [right, align=left, text width=11.5cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (17,-1) {Un'eclissi solare avviene quando la Luna si frappone tra la Terra e il Sole, bloccandone i raggi. Un evento di questo genere era anche quello perfetto per verificare una delle predizioni fatte dalla teoria della relatività generale di Einstein: la massa del Sole deformando lo spazio tempo costringe la luce a muoversi lungo un percorso curvo.}; + % + \draw [ultra thick, fill=red] (2.5,-26) rectangle (10,-28); + \node (example-textwidth-2) [right, align=left, text width=7cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (3,-27) {Lo schema non è in scala}; + % sun + \tkzDefPoint(8,-2){S} + \tkzDefPoint(14,-2){S1} + \tkzDefPoint(2,-2){S2} + % earth + \tkzDefPoint(24,-30){E} + \tkzDefPoint(29,-30){E1} + % moon + \tkzDefBarycentricPoint(S=1,E=1.3) \tkzGetPoint{L} + \tkzInterLC[R](S,E)(L,2 cm) \tkzGetPoints{C}{L1} + % + \tkzInterLC(L,E)(E,E1) \tkzGetPoints{e1}{e2} + % + \tkzTangent[from=e1](L,C) \tkzGetPoints{l1}{l2} + \tkzTangent[from=e1](S,S1) \tkzGetPoints{s1}{s2} + \tkzTangent[from=l1](E,E1) \tkzGetPoints{ea}{eb} + \tkzTangent[from=l2](E,E1) \tkzGetPoints{ec}{ed} + % + \tkzDrawSegments[color=white,ultra thick](e1,s1 e1,s2) + \tkzDrawSegments[color=white,ultra thick](l1,eb l1,s2) + \tkzDrawSegments[color=white,ultra thick](l2,ec l2,s1) + % + \tkzDrawPolygon[fill=white,opacity=0.5](s1,s2,e1) + \tkzDrawPolygon[fill=moon,opacity=0.5](l1,l2,ec,eb) + % + \tkzDrawCircle[fill=moon](L,C) + \tkzDrawCircle[fill=earth](E,E1) + \tkzDrawCircle[fill=white](S,S1) + % + \end{scope} + % + \begin{scope}[shift={(0,-63)}] + \draw [ultra thick, fill=space] (1,2.5) rectangle (29,-15); + \tkzDefPoint(28,-1.5){S1} + \tkzDefPoint(27.5,-1.5){Sr1} + \tkzDefPoint(28,-10){S2} + \tkzDefPoint(27.5,-10){Sr2} + \tkzDefPoint(15.3,-4.95){I} + % + \tkzDefPoint(3,-8){E} + \tkzDefPoint(1.5,-8){Er} + % + \tkzDefPoint(15,-9){S} + \tkzDefPoint(12,-9){Sr} + % + \tkzDrawSegment[color=white, ultra thick](E,S1) + \tkzDrawSegment[color=white, ultra thick](I,S2) + \draw (15,-5.2) [color=white, ultra thick, partial ellipse=53:100:0.5 and 0.3]; + \tkzDrawCircle[fill=earth](E,Er) + \tkzDrawCircle[fill=white](S1,Sr1) + \tkzDrawCircle[fill=white](S2,Sr2) + \tkzDrawCircle[fill=white](S,Sr) + % + \draw [ultra thick, fill=red] (25.3,-2.5) rectangle (30,-4.5); + \node at (25.5,-3.5) (example-textwidth-2) [right, align=left, text width=5cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] {Posizione apparente}; + % + \draw [ultra thick, fill=red] (25.3,-11) rectangle (30,-13); + \node at (25.5,-12) (example-textwidth-2) [right, align=left, text width=5cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] {Posizione reale}; + % + \draw [ultra thick, fill=dida] (2.5,5) rectangle (20.5,-1); + \node (example-textwidth-2) [right, align=left, text width=17cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (3,2) {Dopo aver scattato 16 fotografie Eddington e gli altri suoi colleghi andati in Brasile, a Sobral, tornati in patria, fanno i conti e mostrano che Einstein aveva ragione: la luce intorno al Sole segue un percorso curvo!}; + \end{scope} + % + \begin{scope}[shift={(0,-87)}] + \draw [ultra thick, fill=space] (-1,8) rectangle (31,-8); + \node at (24,0) {\includegraphics[width=10cm]{relativity_eddington_times}}; + \draw [ultra thick, fill=dida] (0.5,10) rectangle (18.5,4); + \node (example-textwidth-2) [right, align=left, text width=17cm, color=black, font=\fontsize{23pt}{24pt}\selectfont] at (1,7) {La notizia venne diffusa il 7 novembre del 1919 sulle pagine del Times di Londra, giusto il giorno dopo l'annuncio scientifico fatto durante il congresso della Royal Society: \textbf{Albert Einstein aveva ragione}!}; + \end{scope} + % + \begin{scope}[shift={(0,-96)}] + \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} \ No newline at end of file diff --git a/infographics/pdf/eclissi_eddington.pdf b/infographics/pdf/eclissi_eddington.pdf new file mode 100644 index 0000000..376e6c4 Binary files /dev/null and b/infographics/pdf/eclissi_eddington.pdf differ