<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:times new roman,new york,times,serif;font-size:12pt"><font size="3"><span style="font-family: times new roman,new york,times,serif;">Dear Stefano,</span><br style="font-family: times new roman,new york,times,serif;"></font><div style="font-family: times new roman,new york,times,serif; font-size: 12pt;"><div style="font-family: times new roman,new york,times,serif; font-size: 12pt;"><div style="font-family: times new roman,new york,times,serif;"><font size="3"><br></font></div>
<div style="font-family: times new roman,new york,times,serif;"><font size="3">I plotted the average
charge and it seems reasonable to me for both the pseudopotentials. I
am attaching both plots, it would be nice to get your input.</font></div>
<div style="font-family: times new roman,new york,times,serif;"><font size="3"><br>Thank you.</font></div><font style="font-family: times new roman,new york,times,serif;" size="3"><br clear="all"><br>
-- <br></font><font style="font-family: times new roman,new york,times,serif;" size="3">Izaak Williamson</font><font style="font-family: times new roman,new york,times,serif;" size="3"><br>
Research Assistant<br>Physics Department<br>
Boise State University<br></font><br>
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