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<p class="MsoNormal">Hello everyone, <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I am trying to run some MD with pw.x, and I am modifying the lattice parameter of my cell until I reach 60 kBar. However, I was noticing that it printed some negative pressures. I was wondering if the convention is that negative pressure
indicates expansion, or what would be the case?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thank you in advance,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Valeria<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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