<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">Dear Sir...<br><br>for plotting band structure for such structure you can first calculate band structure at such special points (we call them high symmetry points).<br>for your specific points please refer to this useful website: <a href="http://cryst.ehu.es">http://www.cryst.ehu.es/</a><br>in space group table click on KVEC and then enter the number of your structure for example 225 for FCC OR 221 FOR bcc...PEROVISKE I don't know?.<br>my greetings<br>Mr Benamrani Ammar<br>Optoelectronic Lab.<br> Sétif UNiversity<br>Algeria<br></td></tr></table><br>