\documentclass[12pt]{extarticle}
\usepackage[english]{babel}
\usepackage{NotesTeX}
\usepackage{subfigure}
\usepackage{tikz}
\usetikzlibrary{arrows}
\usepackage{multirow}
\usepackage{listings}
\usepackage{extarrows}
\usepackage{parskip}
\usepackage{eurosym}
\collaborationImg{\includegraphics{img/nucphys.png}}
\author{\Large Author}
\title{\Huge Title}
\affiliation{\large Class
\\Degree\\Departament\\Faculty\\University\\\\\today}
\begin{document}
\maketitle
\newpage
\section{Section 1}
\newpage
\section{Section 2}
\newpage
\section{Section 3}
\end{document}
