\documentclass[a4paper, 11pt]{lborothesis}
\usepackage{graphicx} % Required for inserting images
\usepackage{siunitx}
\usepackage{blindtext}
\begin{document}
\frontmatter
\title{PhD Thesis Title}
\author{Author Name}\month{Month}\year{Year}
\maketitle
\makeCertificate{Certificate.pdf}
\abstract{Include an abstract of your Thesis, should be around 300 words (1 side of A4).}
\acknowledgements{Acknowledgement section}
\setcounter{tocdepth}{2}
\tableofcontents
\makeFigures{}
\makeTables{}
\nomenclature[A]{$R$}{Ideal gas constant \nomunit{\SI{8.314462}{\joule\per\kelvin\per\mole}}}
\makeNomenclature{}
\mainmatter
\linespread{1.3}
\chapter{Introduction}
\section{Research Questions}
\linespread{1.3}
\blindtext
\appendix
\chapter{First Appendix}
\blindtext
\end{document}
