<DIV>Dear pwscf users,</DIV>
<DIV> Recently, I want to ask a problem about electrons, how to assign an excess or deficit<BR>number of electrons ne to the metal and a corresponding electronic charge q=−ne to the system with respect to neutrality in the process of calculation with pwscf.</DIV>
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<DIV>Thanks in advance</DIV>
<DIV>Best wishes</DIV>
<DIV>Lihui Ou</DIV>
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<DIV><BR>--<BR>
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<DIV><FONT face="Arial" size="3">Lihui Ou</FONT></DIV>
<DIV><FONT face="Arial" size="3">PH.D Candidate in Electrochemistry </FONT></DIV>
<DIV><FONT face="Arial" size="3">College of Chemistry and Molecular Science </FONT></DIV>
<DIV><FONT face="Arial" size="3">Wuhan University,<EM>430072</EM>,Hubei Province,China </FONT></DIV>
<DIV><EM><FONT face="Arial" size="3">E-mail:</FONT><A href="mailto:oulihui666@126.com" target="_blank"><FONT face="Arial" size="3">oulihui666@126.com</FONT></A></EM></DIV>
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