The ORNL-led team of scientists prepared a chemical complex of promethium, which enabled its characterization in solution for the first time. Thus, they exposed the secrets of this extremely rare ...

Conceptual art showing the rare earth element promethium in a vial surrounded by an organic ligand. Scientists have discovered hidden features of promethium, opening a pathway for research on other ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Although the Periodic Table of Elements is an impressive achievement of human understanding, scientists ...

Nearly 80 years after scientists at Oak Ridge National Laboratory discovered an extremely rare radioactive element called promethium, a team at the lab published a landmark study on the subject that ...

1. Scientists first synthesised the element promethium in 1945 even though the Czech chemist X had predicted its existence 43 years earlier. X was in fact renowned for his study of rare-earth elements ...

Dr. Lawrence Elgin Glendenin, devoted husband, father and grandfather, a chemist and co-discoverer of Promethium, element 61 on the periodic table of elements. Died on Nov. 22, 2008, at the age of 90.