diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..978d395387cff7ad1a810f50f9ce4308ce517e0e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+
+*.gz
+
+*.pdf
diff --git a/01_fundamentals.tex b/01_fundamentals.tex
new file mode 100644
index 0000000000000000000000000000000000000000..9ef66cd787c6e7294e9e39e94d56309034405ac2
--- /dev/null
+++ b/01_fundamentals.tex
@@ -0,0 +1 @@
+\section{Fundamentals of semiconductor physics}
diff --git a/format.tex b/format.tex
new file mode 100644
index 0000000000000000000000000000000000000000..4c06032277be5fac6d8de048ee3f5654d6591e49
--- /dev/null
+++ b/format.tex
@@ -0,0 +1,52 @@
+\documentclass[11pt, a4paper]{article}
+
+\usepackage[utf8]{inputenc}
+\usepackage[T1]{fontenc}
+\usepackage{lmodern}
+\usepackage{fourier}
+
+% even-odd
+% \setlength{\textwidth}{146.8mm} % = 210mm - 37mm - 26.2mm
+% \setlength{\oddsidemargin}{11.6mm} % 37mm - 1in (from offset)
+% \setlength{\evensidemargin}{0.8mm} % = 26.2mm - 1in (from offset)
+% \setlength{\topmargin}{-2.2mm} % = 0mm -1in + 23.2mm 
+% \setlength{\textheight}{221.9mm} % = 297mm -29.5mm -31.6mm - 14mm (It works, trust me)
+% all same: (for even odd, comment out geometry)
+\usepackage[a4paper,top=22mm,bottom=28mm,inner=30mm,outer=30mm]{geometry}
+
+
+% \usepackage[french, nswissgerman, english]{babel}
+\usepackage[english]{babel}
+
+\usepackage[parfill]{parskip}
+\usepackage{microtype}
+\usepackage{amsmath}
+\usepackage{amsfonts}
+\usepackage{amssymb}
+\usepackage{mathtools}
+\usepackage{subcaption}
+\usepackage{graphicx, xcolor}
+
+\usepackage{url}
+\usepackage[pdfusetitle]{hyperref}
+\hypersetup{
+    pdfborder={0 0 0},
+    colorlinks=true,
+    linkcolor=black,
+    citecolor=black,
+    urlcolor=black,
+    bookmarksopen=false,
+}
+\urlstyle{same}
+% \usepackage{comment}
+\setlength{\headheight}{14pt}
+
+%Fancy is fancy :)
+\usepackage{fancyhdr}
+\pagestyle{fancy}
+\fancyhf{}
+\fancyfoot{}
+\fancyhead{}
+\rhead{\today}
+\lhead{}
+\cfoot{\thepage}
diff --git a/semiconductor_summary.tex b/semiconductor_summary.tex
new file mode 100644
index 0000000000000000000000000000000000000000..79e44e0040262edbf3bdf9ed2eb0e8a8d6012388
--- /dev/null
+++ b/semiconductor_summary.tex
@@ -0,0 +1,36 @@
+\include{format}
+
+
+
+\title{Micro and nanoelectronic devices \\ PHYS-201(d)}
+\author{Simon Thür}
+\date{ \today \\ \small{ Version 0.1 } }
+
+
+\begin{document}
+\begin{titlepage}
+    \maketitle
+    \thispagestyle{empty}
+
+    This summary for
+    \href{https://gitlab.epfl.ch/sthuer/semiconductors_summary}{Micro and nanoelectronic devices}
+    © 2021 by
+    \href{https://gitlab.epfl.ch/sthuer}{Simon Thür}
+    is licensed under
+    \href{http://creativecommons.org/licenses/by/4.0/}{CC BY 4.0}.
+    To view a copy of this license, visit
+    \url{http://creativecommons.org/licenses/by/4.0/}
+
+
+
+
+    \section*{Introductory remarks}
+    This is a summary of Prof Ionescu's course on semiconductor devices.
+
+\end{titlepage}
+
+\tableofcontents
+
+\include{01_fundamentals}
+
+\end{document}