Sm-147/Nd-144  search
BTisotopes
 .radioactive isotopes
 ..Sm-147/Nd-144
BTisotopes
 .stable isotopes
 ..Sm-147/Nd-144
BTmetals
 .rare earths
 ..neodymium
 ...Sm-147/Nd-144
BTmetals
 .rare earths
 ..samarium
 ...Sm-147/Nd-144
RTisotope ratios
 Sm/Nd
SNFor age determination, use Sm/Nd. This term has multiple hierarchies.