<div>Dear all,</div>
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<div>I would like to calculate '3-atom Oxygen trimer' in a vaccuum cell. It is known that one Oxygen atom has '2' unpaired electrons. Does it mean that I have to set </div>
<div>tot_magnetization=6 (from 3*2) in advance to do a scf calculation and get the correct total energy in the end.Thanks.</div>