<div><br clear="all">is it possible to construct Coulomb potential of NCPP or USPP?</div>
<div>is there something that must be paid attenation to?<br>-- <br>ZhouDawei<br>JiLin Universiyt ,ChangChun ,China<br><a href="mailto:zdw2000@gmail.com">zdw2000@gmail.com</a> </div>