<div dir="ltr"><div><div>Thank you Mr Gavin for all the information<br><br></div>I repeated the calculation and i have found the samr results:<br><br>algerien1970@algerien1970-Dell:~$ F_eff.pl<br>eV = 4.69830736495689 <br>F_eff = 0.345311433555555 Ry = 4.69830736495689 eV<br>0.438 - F_eff = 0.0926885664444445 Ry<br><br></div>Best regards<br><div><div><div>-- <br><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div style="font-family:monospace"><div><font><span style="color:rgb(0,0,255)">Mr: A.Reggad</span> <br><span style="background-color:rgb(238,238,238)"><span style="color:blue">Laboratoire de Génie Physique</span></span><br></font></div><font><span style="color:rgb(0,0,255)">Université Ibn Khaldoun - Tiaret</span><br></font></div><div><font><span style="font-family:monospace"><span style="color:rgb(0,0,255)">Algerie</span></span></font><br></div><div><div><br><span style="font-family:times new roman,serif"><span style="color:blue"></span></span><br></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
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