A bivalent and trivalent metallic element of the rare earth group.
Синонимы
Examples for "europium "
Examples for "europium "
1 Despite the anonymity, chemists know the europium dyes consist of two parts.
2 There are 17 rare earth metals including lutetium, cerium and europium .
3 There the europium stirs up its electrons, which jump to higher energy levels.
4 To counter that, it will also produce europium , dysprosium and neodymium.
5 That versatility is a bugbear for counterfeiters and makes europium a great anticounterfeiting tool.
1 However, EU officials said that African migration presented the greater long-term concern.
2 But EU rules require border checks with countries outside the common market.
3 One question is whether it would comply with EU state aid rules.
4 Continued EU funding is therefore necessary to consolidate progress so far made.
5 A challenge of a different kind presents itself to EU countries today.
Grammar, pronunciation and more
Translations for atomic number 63