Lanthanide
15 elements
Lanthanum
The first of the lanthanide series. Used in camera and telescope lenses for high...
Cerium
The most abundant rare earth element. Used in catalytic converters to reduce emi...
Praseodymium
Used in magnets for hybrid car motors and wind turbine generators. Praseodymium ...
Neodymium
Neodymium magnets are the strongest permanent magnets ever made. Essential for w...
Gadolinium
Used as MRI contrast agent to highlight blood vessels and tumors. Has the highes...
Promethium
The only radioactive lanthanide with no stable isotopes. Barely half a kilogram ...
Samarium
Named after Vasily Samarsky-Bykhovets, the first element named for a person. Sam...
Europium
Named after Europe, just as americium would later honor the Americas. The most r...
Terbium
One of four elements named after Ytterby, a single quarry village in Sweden. Ter...
Dysprosium
From the Greek dysprositos, meaning hard to get at, because it took decades to i...
Holmium
Has the highest magnetic strength of any element, so it concentrates magnetic fi...
Erbium
Erbium-doped fiber amplifiers boost the light signals in the undersea cables tha...
Thulium
The rarest of the stable rare earths, named after Thule, the mythical farthest n...
Ytterbium
The fourth and final element named after the Swedish village of Ytterby. Ytterbi...
Lutetium
The last and hardest lanthanide, named after Lutetia, the Roman name for Paris, ...