<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px"><div id="yui_3_16_0_ym19_1_1482334962872_11061"><span id="yui_3_16_0_ym19_1_1482334962872_11164">Dear All QE users !</span></div><div id="yui_3_16_0_ym19_1_1482334962872_11241"><span id="yui_3_16_0_ym19_1_1482334962872_11164">Can we calculate frequency dependent dielectric constant, refractive index,</span></div><div dir="ltr" id="yui_3_16_0_ym19_1_1482334962872_12832"><span id="yui_3_16_0_ym19_1_1482334962872_11164">reflectivity and absorption coefficient by Quantum Espresso as <br></span></div><div id="yui_3_16_0_ym19_1_1482334962872_12883" dir="ltr"><span id="yui_3_16_0_ym19_1_1482334962872_11164">some people do it using Wien2K ?????????</span></div><div id="yui_3_16_0_ym19_1_1482334962872_11017"><div id="yui_3_16_0_ym19_1_1482334962872_12986">If yes, kindly send few link describing the method.</div><div id="yui_3_16_0_ym19_1_1482334962872_12987">Best Wishes<br> </div></div><div id="yui_3_16_0_ym19_1_1482334962872_11021" class="signature"><div id="yui_3_16_0_ym19_1_1482334962872_11020">--------------------------------------------------------------------- <br><strong id="yui_3_16_0_ym19_1_1482334962872_11134"><font id="yui_3_16_0_ym19_1_1482334962872_11133" color="#0000ff" size="4">Dr. Sohail Ahmad</font></strong></div><font id="yui_3_16_0_ym19_1_1482334962872_11137" color="#0000ff">King Khalid University</font><div id="yui_3_16_0_ym19_1_1482334962872_11157"><font id="yui_3_16_0_ym19_1_1482334962872_12988" color="#0000ff">Abha, Saudi Arabia</font></div><div id="yui_3_16_0_ym19_1_1482334962872_11132">--------------------------------------------------------------------<br></div></div></div></body></html>