Marketplace18d
With Ukraine mineral deal, the U.S. continues efforts to bolster its own supply — and lessen dependence on China
Rare earth elements have names like gadolinium and lutetium, and they’re in the part of the periodic table where things get weird. They have special electric and magnetic properties.
Nature14y
Europium in the limelight
Enter Eugène-Anatole Demarçay who, in 1896, after patient fractionation of samarium oxide, determined the presence of a new rare-earth element between samarium and gadolinium. He isolated it in ...