\chapter[\uppercase{Turinio skyriaus pavadinimas}]{\uppercase{Skyriaus pavadinimas}}
\label{chap:chap_one}



In this chapter, the results of papers~\citepapernumTWO{EmWL}{Minimiz}, discussing the impact .........


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% \section[Importance of molecular core rigidity in emitters based on ]{First section}
% \label{sec:sec_chone_one}
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%Fig.~\ref{fig:exp_surf}


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\section*{Motivation}
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In one of the most widely used TADF emitter architecture........



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\section[Turinio poskyriaus pavadinimas]{Poskyriaus pavadinimas}
\label{sec:sec_chone_one}
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To emphasize the role of molecular core rigidity two typical donor-acceptor compounds were selected displaying similar photophysical.......


\begin{figure}[ht]\centering
    \includegraphics[width=10cm]{Minimization_ser1.pdf}
    \caption{Molecular structures of two TADF emitters investigated in this work with completely different molecular structures, yet exhibiting similar emission properties in dilute solutions.}
    \label{fig:miniz_ser1}
\end{figure}


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\section{Poskyriaus pavadinimas, matosi ir turiny}
\label{sec:sec_chone_two}
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Text text text..........



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\section*{Nenumeruotas poskyris, turiny nėra}
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Multiple unfavorable effects on solid-state TADF properties were observed for compound \PTZmPYR\ .........





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