">Zo</span> <span class="o">=</span> <span class="n">Zo_mult</span><span class="p">(</span><span class="mi">1</span><span class="p">:</span><span class="n">cparams_ms</span><span class="p">%</span><span class="n">num_impurity_species</span><span class="p">)</span>
       <span class="n">cparams_ms</span><span class="p">%</span><span class="n">nz</span> <span class="o">=</span> <span class="n">nz_mult</span><span class="p">(</span><span class="mi">1</span><span class="p">:</span><span class="n">cparams_ms</s