For Apaer Arpino EJECE: 2D Model

A summary of all the material parameters governing the contact can be found in table \ref{tab:model}.
\begin{table}[H]
    \centering
    \begin{tabular}{cc}
        \hline
        Number of particles & 20000 \\
        Density of particles & 3000 $kg/m^3$ \\
        $k_n/D_s$& $5 \times 10^9$ $Pa$ \\
        $k_t/k_n$ & 0.42 \\
        $\varphi_c$ & $35^o$ \\
        Porosity $n$ & 0.167 (dense) \\
        \hline
    \end{tabular}
    \caption{Model parameters} \label{tab:model}
\end{table}