1 files changed, 40 insertions, 0 deletions
diff --git a/figs/bilayer.fig/bilayer.tikz.tex b/figs/bilayer.fig/bilayer.tikz.tex
new file mode 100644
index 0000000..a35b039
--- /dev/null
+++ b/figs/bilayer.fig/bilayer.tikz.tex
@@ -0,0 +1,40 @@
+\documentclass{standalone}
+
+\usepackage{tikz}
+\usepackage{graphene}
+
+% reflected graphene grid at #1 of width #2 and height #3
+\def\graphenereflected#1#2#3{
+  \foreach \i in {0,...,#2}{
+    \foreach \j in {0,...,#3}{
+      \cellreflected{#1++(\i*3,-2*\j*\sqrtThOT)}
+      \cellreflected{#1++(\i*3+1.5,\sqrtThOT-2*\j*\sqrtThOT)}
+    }
+  }
+}
+\def\cellreflected#1{
+  \draw[dotted]#1--++(0:-1);
+  \draw[dotted]#1--++(120:-1);
+  \draw[dotted]#1--++(240:-1);
+  \asite{#1}
+  \draw[dotted]#1++(-1,0)--++(0:1);
+  \draw[dotted]#1++(-1,0)--++(120:1);
+  \draw[dotted]#1++(-1,0)--++(240:1);
+  \bsite{#1++(-1,0)}
+}
+\def\square#1#2{\draw#1++(-#2,-#2)--++(#2,0)--++(#2,0)--++(0,#2)--++(0,#2)--++(-#2,0)--++(-#2,0)--++(0,-#2)--++(0,-#2);}
+
+
+\begin{document}
+\begin{tikzpicture}
+  % first layer
+  \graphene{(0,0)}{3}{3}
+
+  % redefine sites for second layer
+  \def\bsite#1{\draw#1circle(.1);}
+  \def\asite#1{\square{#1}{.17}}
+
+  % second layer
+  \graphenereflected{(0,0)}{3}{3}
+\end{tikzpicture}
+\end{document}