<html><body><div style="color:#000; background-color:#fff; font-family:arial, helvetica, sans-serif;font-size:10pt">Ok Thnks. Now i think i got it<br><div><span><br></span></div><div>&nbsp;<br></div><div>Regards: <br>Yasir Ali<br><br>  <div style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div dir="ltr"> <hr size="1">  <font face="Arial" size="2"> <b><span style="font-weight:bold;">From:</span></b> Peter Blaha &lt;pblaha@theochem.tuwien.ac.at&gt;<br> <b><span style="font-weight: bold;">To:</span></b> A Mailing list for WIEN2k users &lt;wien@zeus.theochem.tuwien.ac.at&gt; <br> <b><span style="font-weight: bold;">Sent:</span></b> Tuesday, July 23, 2013 10:26 AM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [Wien] Plasma Freuency Not Obtained<br> </font> </div> <div class="y_msg_container"><br>
This Plasma frequency in option 6 is for metals and intraband transitions (Drude model).<br><br>What you mean is the plasma frequency in semiconductors.<br><br>Plot the eloss function and you will see your peak. This Plasma frequency is related<br>to a zero in epsilon1.&nbsp; (See a recent PRB about VEELS on my homepage (2013).<br><br>Am 23.07.2013 05:31, schrieb Yasir Ali:<br>&gt; Hi<br>&gt; Thanks Peter Blaha for reply. I have semi conductor and EELOSS have peaks in its graph.<br>&gt;<br>&gt;<br>&gt; Regards:<br>&gt; Yasir Ali<br>&gt;<br>&gt; ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------<br>&gt; *From:* Peter Blaha &lt;<a ymailto="mailto:pblaha@theochem.tuwien.ac.at" href="mailto:pblaha@theochem.tuwien.ac.at">pblaha@theochem.tuwien.ac.at</a>&gt;<br>&gt; *To:* A Mailing list for WIEN2k users &lt;<a
 ymailto="mailto:wien@zeus.theochem.tuwien.ac.at" href="mailto:wien@zeus.theochem.tuwien.ac.at">wien@zeus.theochem.tuwien.ac.at</a>&gt;<br>&gt; *Sent:* Monday, July 22, 2013 8:05 PM<br>&gt; *Subject:* Re: [Wien] Plasma Freuency Not Obtained<br>&gt;<br>&gt; You have an insulator ?<br>&gt;<br>&gt; On 07/22/2013 10:34 AM, Yasir Ali wrote:<br>&gt;&nbsp; &gt; Hi wien2k users<br>&gt;&nbsp; &gt;<br>&gt;&nbsp; &gt; I am trying to calculate plasma frequency. i use switch 6/7 in<br>&gt;&nbsp; &gt; case.injoint and the ran x joint. but in case.outputjoint plasma<br>&gt;&nbsp; &gt; frequency as<br>&gt;&nbsp; &gt;&nbsp; &nbsp; Plasma frequencies:<br>&gt;&nbsp; &gt;<br>&gt;&nbsp; &gt;&nbsp; &nbsp; &nbsp; &nbsp; w_p_xx&nbsp; &nbsp; &nbsp; w_p_zz [eV]<br>&gt;&nbsp; &gt;<br>&gt;&nbsp; &gt;&nbsp; &nbsp; &nbsp; &nbsp; 0.0000&nbsp; &nbsp; &nbsp; 0.0000<br>&gt;&nbsp; &gt;<br>&gt;&nbsp; &gt; What is possible reason for not obtaining plasma frequency?<br>&gt;&nbsp;
 &gt;<br>&gt;&nbsp; &gt; Regards:<br>&gt;&nbsp; &gt; Yasir Ali<br>&gt;&nbsp; &gt;<br>&gt;&nbsp; &gt;<br>&gt;&nbsp; &gt;<br>&gt;&nbsp; &gt; _______________________________________________<br>&gt;&nbsp; &gt; Wien mailing list<br>&gt;&nbsp; &gt; <a ymailto="mailto:Wien@zeus.theochem.tuwien.ac.at" href="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</a> &lt;mailto:<a ymailto="mailto:Wien@zeus.theochem.tuwien.ac.at" href="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</a>&gt;<br>&gt;&nbsp; &gt; http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien<br>&gt;&nbsp; &gt; SEARCH the MAILING-LIST at: http://www.mail-archive.com/wien@zeus.theochem.tuwien.ac.at/index.html<br>&gt;&nbsp; &gt;<br>&gt;<br>&gt; --<br>&gt;<br>&gt;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; P.Blaha<br>&gt;
 --------------------------------------------------------------------------<br>&gt; Peter BLAHA, Inst.f. Materials Chemistry, TU Vienna, A-1060 Vienna<br>&gt; Phone: +43-1-58801-165300&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; FAX: +43-1-58801-165982<br>&gt; Email: <a ymailto="mailto:blaha@theochem.tuwien.ac.at" href="mailto:blaha@theochem.tuwien.ac.at">blaha@theochem.tuwien.ac.at</a> &lt;mailto:<a ymailto="mailto:blaha@theochem.tuwien.ac.at" href="mailto:blaha@theochem.tuwien.ac.at">blaha@theochem.tuwien.ac.at</a>&gt;&nbsp; &nbsp; WWW:<br>&gt; http://info.tuwien.ac.at/theochem/<br>&gt; --------------------------------------------------------------------------<br>&gt; _______________________________________________<br>&gt; Wien mailing list<br>&gt; <a ymailto="mailto:Wien@zeus.theochem.tuwien.ac.at" href="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</a> &lt;mailto:<a ymailto="mailto:Wien@zeus.theochem.tuwien.ac.at"
 href="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</a>&gt;<br>&gt; <a href="http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien" target="_blank">http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien</a><br>&gt; SEARCH the MAILING-LIST at: <a href="http://www.mail-archive.com/wien@zeus.theochem.tuwien.ac.at/index.html" target="_blank">http://www.mail-archive.com/wien@zeus.theochem.tuwien.ac.at/index.html</a><br>&gt;<br>&gt;<br>&gt;<br>&gt;<br>&gt; _______________________________________________<br>&gt; Wien mailing list<br>&gt; <a ymailto="mailto:Wien@zeus.theochem.tuwien.ac.at" href="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</a><br>&gt; <a href="http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien" target="_blank">http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien</a><br>&gt; SEARCH the MAILING-LIST at:&nbsp; <a
 href="http://www.mail-archive.com/wien@zeus.theochem.tuwien.ac.at/index.html" target="_blank">http://www.mail-archive.com/wien@zeus.theochem.tuwien.ac.at/index.html</a><br>&gt;<br><br>-- <br>-----------------------------------------<br>Peter Blaha<br>Inst. Materials Chemistry, TU Vienna<br>Getreidemarkt 9, A-1060 Vienna, Austria<br>Tel: +43-1-5880115671<br>Fax: +43-1-5880115698<br>email: <a ymailto="mailto:pblaha@theochem.tuwien.ac.at" href="mailto:pblaha@theochem.tuwien.ac.at">pblaha@theochem.tuwien.ac.at</a><br>-----------------------------------------<br>_______________________________________________<br>Wien mailing list<br><a ymailto="mailto:Wien@zeus.theochem.tuwien.ac.at" href="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</a><br><a href="http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien" target="_blank">http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien</a><br>SEARCH the MAILING-LIST at:&nbsp; <a
 href="http://www.mail-archive.com/wien@zeus.theochem.tuwien.ac.at/index.html" target="_blank">http://www.mail-archive.com/wien@zeus.theochem.tuwien.ac.at/index.html</a><br><br><br></div> </div> </div>  </div></div></body></html>