Advertisement
Advertisement
erbium
[ ur-bee-uhm ]
noun
- a rare-earth metallic element, having pink salts. : Er; : 167.26; : 68.
erbium
/ ˈɜ˲úɪə³¾ /
noun
- a soft malleable silvery-white element of the lanthanide series of metals: used in special alloys, room-temperature lasers, and as a pigment. Symbol: Er; atomic no: 68; atomic wt: 167.26; valency: 3; relative density: 9.006; melting pt: 1529°C; boiling pt: 2868°C
erbium
/ û°ù′²úŧ-É™³¾ /
- A soft, silvery, metallic element of the lanthanide series. It is used as a neutron absorber in nuclear technology and in light amplification for fiber-optic telecommunications. Atomic number 68; atomic weight 167.26; melting point 1,497°C; boiling point 2,900°C; specific gravity 9.051; valence 3.
- See Periodic Table
˜yÐÄvlog History and Origins
˜yÐÄvlog History and Origins
Origin of erbium1
Example Sentences
Researchers in Australia and China have created such devices with erbium crystals, storing quantum states for several hours.
The 17 elements are: lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium, yttrium.
The BECs produced for the three current experiments use atoms, such as erbium or dysprosium, that have strong permanent magnetic dipole moments.
Rare earth metals are a group of 17 elements - lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium, yttrium - that appear in low concentrations in the ground.
Other elements are less familiar—hafnium, erbium, dyprosium and praseodymium, say, which we do not much bump into in everyday life.
Advertisement
Advertisement
Advertisement
Advertisement
Browse