<html><head></head><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:16px"><div id="yiv6557625746"><div id="yui_3_16_0_ym19_1_1483812690789_7808"><div style="color:#000;background-color:#fff;font-family:times new roman, new york, times, serif;font-size:16px;" id="yui_3_16_0_ym19_1_1483812690789_7807"><div id="yui_3_16_0_ym19_1_1483812690789_7806">Hi.</div><div id="yui_3_16_0_ym19_1_1483812690789_7809"><div dir="ltr" id="yui_3_16_0_ym19_1_1483812690789_9518">use the order fit, that done results close to experimental data.</div><div dir="ltr"><br></div></div><div><span></span></div><div id="yiv6557625746yui_3_16_0_ym19_1_1483812690789_6416"> </div><div class="yiv6557625746signature" id="yiv6557625746yui_3_16_0_ym19_1_1483812690789_6350"><div id="yiv6557625746yui_3_16_0_1_1453821081256_6989"><i id="yiv6557625746yui_3_16_0_ym19_1_1483812690789_6349">******************************************************<br clear="none"><span style="background-color:rgb(112, 172, 237);" id="yui_3_16_0_ym19_1_1483812690789_9562"><b id="yui_3_16_0_ym19_1_1483812690789_9561">Nacir GUECHI</b></span><br clear="none"></i></div><div id="yiv6557625746yui_3_16_0_1_1453821081256_6985"><i>Dr. Physique de la matière solide.</i></div><div id="yiv6557625746yui_3_16_0_1_1453821081256_6981"><i>Enseignant-Chercheur à l'université du <a rel="nofollow" shape="rect" target="_blank" href="http://www.univ-medea.dz/fr/">Dr. Yahia FARES de Médéa</a>, Algeria (<cite class="yiv6557625746_Rm">www.<b>univ-media</b>.dz</cite>).</i></div><div id="yiv6557625746yui_3_16_0_1_1453821081256_6975"><i>Laboratoire d'études des surfaces et interfaces des matériaux solides (L.E.S.I.M.S), université Sétif1 (Algeria)</i></div><div id="yiv6557625746yui_3_16_0_1_1453821081256_7000"><i id="yui_3_16_0_ym19_1_1483812690789_9468"><a rel="nofollow" shape="rect" id="yiv6557625746yui_3_16_0_1_1453821081256_6999" target="_blank" href="http://laboratoires.univ-setif.dz/L.E.S.I.M.S/">http://laboratoires.univ-setif.dz/L.E.S.I.M.S/</a></i></div></div> <div class="yiv6557625746qtdSeparateBR" id="yui_3_16_0_ym19_1_1483812690789_9467"><br clear="none"><br clear="none"></div></div></div></div><div class=".yiv6557625746yahoo_quoted"> <div style="font-family:times new roman, new york, times, serif;font-size:16px;"> <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"> <div class="qtdSeparateBR"><br><br></div><div class="yiv6557625746yqt1576168457" id="yiv6557625746yqtfd97368"><div dir="ltr"><font size="2" face="Arial"> Le Samedi 7 janvier 2017 16h05, Abderrahmane Reggad <jazairdz@gmail.com> a écrit :<br clear="none"></font></div> <br clear="none"><br clear="none"> <div class="yiv6557625746y_msg_container"><div id="yiv6557625746"><div dir="ltr"><div>I have found in which file I get the optimal values of the lattice parameters but the question is now what's the best fit order to use.<br clear="none"><br clear="none"></div>There are big differences between the result of different fit orders<br clear="none"><br clear="none">############################## #######<br clear="none">Order of fit 3<br clear="none">a0= 6.60816 , c0= 10.1455 bohr<br clear="none">a0= 3.4968 , c0= 5.3687 Ang<br clear="none"><br clear="none">############################## #######<br clear="none">Order of fit 4<br clear="none">a0= 6.65753 , c0= 9.99561 bohr<br clear="none">a0= 3.5230 , c0= 5.2894 Ang<br clear="none"><br clear="none">############################## #######<br clear="none">Order of fit 5<br clear="none">a0= 5.94287 , c0= 12.5442 bohr<br clear="none">a0= 3.1448 , c0= 6.6381 Ang<br clear="none"><br clear="none">############################## #######<br clear="none"><br clear="none">Best regards<br clear="all"><div><div><br clear="none">-- <br clear="none"><div class="yiv6557625746gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div style="font-family:monospace;"><div><font size="2"><span style="color:rgb(0,0,255);">Mr: A.Reggad</span> <br clear="none"><span style="background-color:rgb(238,238,238);"><span style="color:blue;">Laboratoire de Génie Physique</span></span><br clear="none"></font></div><font size="2"><span style="color:rgb(0,0,255);">Université Ibn Khaldoun - Tiaret</span><br clear="none"></font></div><div style="font-family:monospace;"><font color="#0000ff" size="2">Adresse: BP 144 AL ATTAF AIN DEFLA</font></div><div style="font-family:monospace;"><font color="#0000ff" size="2">Tel: +213(0)561861963</font></div><div><font size="2"><span style="font-family:monospace;"><span style="color:rgb(0,0,255);">Algerie</span></span></font><br clear="none"></div><div><div><br clear="none"><span style="font-family:times new roman, serif;"><span style="color:blue;"></span></span><br clear="none"></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
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