<html><body><div style="color:#000; background-color:#fff; font-family:Helvetica Neue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px"><div id="yui_3_16_0_1_1436201434180_2455">Dear Prof. Oleg, Prof. Blaha, and Prof. Marks</div><div id="yui_3_16_0_1_1436201434180_2935">Thank you very much for your response.<br></div><div dir="ltr" id="yui_3_16_0_1_1436201434180_2936">I have tried to terminate the surface layer by using octave program. But I could not found any fruitful result. I went through UG also.The available tools in UG are only limited to rotate, shift, merge, bla bla. <br></div><div id="yui_3_16_0_1_1436201434180_3030" dir="ltr">Please help me to get the desired result. I am not getting the a perfect layer of atoms, the layer ends with a single atom just like to put an atom on a surface. <br></div><div id="yui_3_16_0_1_1436201434180_3204" dir="ltr">I am a grade student and do not have much experience on this<br></div><div id="yui_3_16_0_1_1436201434180_3191" dir="ltr">best</div><div id="yui_3_16_0_1_1436201434180_3205" dir="ltr">Chin<br></div><div id="yui_3_16_0_1_1436201434180_3135" dir="ltr"><br></div></div></body></html>