<div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial"><DIV style="FONT-SIZE: 14px; COLOR: #000000; LINE-HEIGHT: 1.7; FONT-FAMILY: arial">
<DIV style="FONT-SIZE: 14px; COLOR: #000000; LINE-HEIGHT: 1.7; FONT-FAMILY: arial">
<DIV style="FONT-SIZE: 14px; COLOR: #000000; LINE-HEIGHT: 1.7; FONT-FAMILY: arial">
<DIV style="FONT-SIZE: 14px; COLOR: #000000; LINE-HEIGHT: 1.7; FONT-FAMILY: arial">
<DIV>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman">Hi all,</FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman"><SPAN style="mso-spacerun: yes"> </SPAN>I set the parameter ”°sigma_inc”± of<SPAN style="mso-spacerun: yes"> </SPAN>PowderN component as 0.4, but no platform background is found! </FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman"> Then I set it much more larger as 400 on purpose, no platform background is found either ( In this case, more peaks are observed.)</FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman"> </FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman"> Could you please shed light on it?</FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><o:p><FONT face="Times New Roman"> </FONT></o:p></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman"><SPAN style="mso-spacerun: yes"> </SPAN>SPLIT 10 COMPONENT sample = PowderN(</FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman"><SPAN style="mso-spacerun: yes"> </SPAN>reflections = "Fe.laz", radius = 0.005,</FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman"><SPAN style="mso-spacerun: yes"> </SPAN>yheight = 0.1, Vc = 23.55, sigma_abs = 2.56, sigma_inc = 0.4)</FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman"><SPAN style="mso-spacerun: yes"> </SPAN>AT (0, 0, 0.05) RELATIVE virtual_out</FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><o:p><FONT face="Times New Roman"> </FONT></o:p></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman">Best wishes,</FONT></P>
<P class="MsoNormal" style="MARGIN: 0in 0in 0pt"><FONT face="Times New Roman">Tom</FONT></P></DIV></DIV><BR><BR><SPAN title="neteasefooter"><SPAN id="netease_mail_footer"></SPAN></SPAN></DIV><BR><BR><SPAN title="neteasefooter"><SPAN id="netease_mail_footer"></SPAN></SPAN></DIV><BR><BR><SPAN title="neteasefooter"><SPAN id="netease_mail_footer"></SPAN></SPAN></DIV></div><br><br><span title="neteasefooter"><span id="netease_mail_footer"></span></span>