rompt highlight-none notranslate"><div class="highlight"><pre><span></span>[12]:
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<div class="input_area highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="n">length_unit</span> <span class="o">=</span> <span class="s1">&#39;angstrom&#39;</span>
<span class="n">energy_unit</span> <span class="o">=</span> <span class="s1">&#39;eV&#39;</span>

<span class="n">energy</span> <span class="o">=</span> <span class="n">uc</span><span class="o">.</span><span clas