<div dir="ltr">You minimize for the ground state (initial state), and then would invoke the Born–Oppenheimer approximation<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Dec 10, 2015 at 2:30 PM, Yocefu Hattori <span dir="ltr"><<a href="mailto:yhattori17@gmail.com" target="_blank">yhattori17@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<div>Dear Wien2k users,</div>
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<div>I'm working in a charged supercell and I want to obtain its optical properties. Should I minimize internal parameters before or after charging the material? </div>
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<div>Thanks,</div>
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<div>Yocefu H. </div>
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</blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr">Professor Laurence Marks<br>Department of Materials Science and Engineering<br>Northwestern University<br><a href="http://www.numis.northwestern.edu" target="_blank">www.numis.northwestern.edu</a><div>Corrosion in 4D: <a href="http://MURI4D.numis.northwestern.edu" target="_blank">MURI4D.numis.northwestern.edu</a><br>Co-Editor, Acta Cryst A<br>"Research is to see what everybody else has seen, and to think what nobody else has thought"<br>Albert Szent-Gyorgi</div></div></div>
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