"MIDDLE"><TD NOWRAP ALIGN="RIGHT">&nbsp;</TD>
<TD ALIGN="CENTER" NOWRAP><IMG
 STYLE=""
 SRC="img121.svg"
 ALT="$\textstyle =$"></TD>
<TD ALIGN="LEFT" NOWRAP><IMG
 STYLE=""
 SRC="img136.svg"
 ALT="$\displaystyle M(Ek) * 4\pi / [ 3 Z R^{k-1} ]$"></TD>
<TD CLASS="eqno" WIDTH=10 ALIGN="RIGHT">
(<SPAN CLASS="arabic">9</SPAN>)</TD></TR>
</TABLE></DIV>
but may in general be varied independently of DEF(k) and M(Ek).
Both these nuclear and Coulomb interactions are thus designed to give
channel couplings which are <E