<DIV>
<DIV>Dear All,</DIV>
<DIV>I am not sure whether it is used in the supercell.f the large unit cell (LUC) method as discussed in the following references</DIV>
<DIV>Phys. Status Soildi B 89, 743 (1977); 93, 469 (1979)</DIV>
<DIV>PRB 42, 9664 (1990)</DIV>
<DIV>, and would like to do acknowledge any information/references in this respect.</DIV>
<DIV> </DIV>
<DIV>Your,</DIV>
<DIV>S. Jalali</DIV></DIV><p>
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