\documentclass[
docdegree=msc, % phd(*), phdplan, phdprop, msc, mscplan, bsc
school=nova/fct, % nova/fct(*), nova/fcsh, nova/ims, ul/ist, ul/fc
lang=en, % en(*), fr, it, pt
coverlang=en, % defaults to main language
copyrightlang=en, % defaults to main language
fontstyle=kpfonts, % baskervaldx bookman charter ebgaramond fbb fourier garamond
% heuristica kpfonts(*) libertine mathpazo1 mathpazo2 newcent
% newpx newtx
chapstyle=elegant, % bianchi bluebox brotherton dash default elegant(*) ell ger
% hansen ist jenor lyhne madsen pedersen veelo vz14 vz34 vz43
otherlistsat=front, % front(*), back
aftercover=false, % false=don't true=include the aftercover file (even if exists)
linkscolor=darkblue, % darkblue, black (Set to 'black' for PRINTING)
printcommittee=false, % set to 'false' from submitted versins who should not have
% the list of committee memebers
spine=false, % (Set to 'true' for PRINTING the book spine)
cdcover=false, % (Set to 'true' for PRINTING the CD cover)
biblatex={ % Options for biblatex (see biblatex documentation)
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%% uncomment for 'apa' like citations
% backend=biber, % must use biber as the backend (and not bibtex)
% natbib=true, % compatiblity with natbib (use \cite{…} or \citep{…})
% style=apa, % APA style
% maxcitenames=2, % use at most two names in citation
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%% uncomment for 'numeric-by-order-of-citation' like citations
backend=bibtex, % use bibtex if possible
style=numeric-comp, % numeric(*), alphabetic, authoryear, bwl-FU
sortcites=true, % If numeric, sort cites by crescent order
sorting=none, % none, nyt(*), ynt
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%% uncomment for 'numeric-by-order-of-citation' like citations
%backend=bibtex, % use bibtex if possible
%style=numeric-comp, % numeric(*), alphabetic, authoryear, bwl-FU
%sortcites=true, % If numeric, sort cites by crescent order
%sorting=nyt, % none, nyt(*), ynt
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%% uncomment for 'numeric-by-order-of-citation' like citations
% backend=bibtex, % use bibtex if possible
% style=alphabetic, % numeric(*), alphabetic, authoryear, bwl-FU
% sorting=nyt, % none, nyt(*), ynt
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%% other options for biblatex
maxbibnames=99, % Never use 'et al' in the bibliography
giveninits=true, % render all first and middle names as initials
hyperref=true % Hyperlinks in citations: true(*) false
},
memoir={ % See the 'memoir' documentation
% showtrims, % DEBUG
a4paper, % the paper size/format
11pt, % 10pt, 11pt(*), 12pt
final, % draft, final <= Replace 'draft' with 'final' in final version
},
media=screen, % screen(*), paper
% behavior to be defined in school options based in "\novathesis@opt@media"
% definitions for screen: left and right margins are equal, colored links
% definitions for paper: left and right margins are different, black links
]{novathesis}
%% VERY IMPORTANT
\usepackage{booktabs} % Beautiful simple tables
\usepackage{paralist} % To enable customizble enumerates
%%TABLES PACKAGES
\usepackage{adjustbox} %adjusts table to margins of document
\usepackage{multirow}
%%FiGURES PACKAGES
%%CHEMICAL WRITING
\usepackage[utf8]{inputenc}
\usepackage[english]{babel}
\usepackage{chemfig}
%%UPLOAD PDF TO DOCUMENT
\usepackage{pdfpages}
%%TABLES
\usepackage{longtable}
\usepackage{graphicx}
\usepackage{makecell}
%colouring
%%FIGURES
\usepackage{caption}
\usepackage{subcaption}
\begin{document}
...
\begin{figure}[htbp]
\centering
\subbottom[Graphical representation of the transverse LET deposition at z = 105 cm.] {%