Potken
Potken is a rare earth element with the atomic number 61 and the atomic symbol Pm. It is a chemical element that belongs to the lanthanide series of elements on the periodic table. Potken is a soft, silvery-white metal that is not found naturally in large quantities, but is instead extracted from minerals containing other lanthanide elements.
Potken has several notable physical and chemical properties. It has an atomic mass of 144.9127 u (unified
Potken was first synthesized in 1941 byidle at the University of California, Berkeley. The first small-scale
As part of ongoing research, potken has been studied for its potential properties as a thermoelectric device