Polarization by scattering

Polarization by scattering, and polarization of sunlight in the blue sky.
For more related figures, please see the Optics category.

Edit and compile if you like:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
% Author: Izaak Neutelings (May 2020)
% Inspiration: https://tex.stackexchange.com/questions/285578/how-to-draw-parallelepiped-and-cube-with-latex/288101#288101
\documentclass[border=3pt,tikz]{standalone}
\usetikzlibrary{arrows,arrows.meta}
\usetikzlibrary{calc}
\usetikzlibrary{decorations.markings}
\usetikzlibrary{angles,quotes} % for pic (angle labels)
\usetikzlibrary{fadings}
\tikzset{>=latex} % for LaTeX arrow head
\usetikzlibrary{3d}
\colorlet{myblue}{blue!80!black}
\colorlet{mypurple}{blue!60!red!90!black}
\colorlet{myred}{red!70!black}
\colorlet{Ecol}{orange!90!black}
\tikzstyle{myarr}=[-{Latex[length=3,width=2]}]
\tikzstyle{Evec}=[Ecol,{Latex[length=2.8,width=2.5]}-{Latex[length=2.8,width=2.5]},line width=1]
\tikzset{
  light beam/.style n args={2}{line width=#2,myblue,line cap=round,decoration={markings,
                     mark=at position #1 with {\arrow{latex}}},
                     postaction={decorate}},
  light beam/.default={0.5}{1}
}
\tikzfading[name=fade out, 
    inner color=transparent!20,
    outer color=transparent!100]
\tikzfading[name=strong fade out, 
    inner color=transparent!0,
    outer color=transparent!99]
\tikzfading[name=atmosphere, 
    inner color=white,
    outer color=black]
\newcommand\molecule[2]{
  \node[ball color=red,circle,inner sep=#2] at (#1) {};
  \node[very thin,draw=red!30!black,fill=red!60!black!70,circle,inner sep=#2,fill opacity=0.3] at (#1) {};
  %\draw[ball color=red,canvas is zy plane at x=0] (0,0) circle(0.5);
}
\newcommand\rightAngle[4]{
  \pgfmathanglebetweenpoints{\pgfpointanchor{#2}{center}}{\pgfpointanchor{#3}{center}}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX