In many cases, atom densities were added by hand to get the total density in a material. With the <density units="sum" /> option for a material, the code will automatically calculate the total density. This should only be used where the density isn't already specified explicitly.
In many cases, atom densities were added by hand to get the total density in a material. With the
<density units="sum" />option for a material, the code will automatically calculate the total density. This should only be used where the density isn't already specified explicitly.