Samarium, atomic no. 62, symbol Sm, weight at 150.36, is primarily utilized in the production of Sam...

Europium, atomic no. 63, symbol Eu, weight at 151.96, is utilized primarily for its unique luminesce...

Gadolinium, atomic no. 64, symbol Gd, weight at 157.25, is utilized for both its high magnetic momen...

Terbium, atomic no. 65, symbol Tb, weight at 158.93, is primarily used in phosphors, particularly in...

Dysprosium, atomic no. 66, symbol Dy, weight at 162.50, is most commonly used as in neodymium-iron-b...