`promethium` Related Article Results

Promethium is a radioactive metal with atomic number 61, belonging to the lanthanide series. This element does not occur naturally or is found only in trace amounts; it was definitively identified and synthesized artificially in 1945 by Jacob A. Marinsky, Lawrence E. Glendenin, and Charles D. Coryell. Its name is derived from Prometheus of Greek mythology, and it is primarily used in nuclear batteries and luminescent paints. Classification and Basic Properties Promethium (Pm) is an element locat