铕 (yǒu) - Europium — a rare earth metallic element with
铕 · yǒu
Europium — a rare earth metallic element with symbol Eu, atomic number 63, used in phosphors, lasers, and nuclear reactors.
Europium — a rare earth metallic element with
Usage highlights
europium elementeuropium oxideeuropium compoundeuropium ioneuropiumeuropium nitrate
Synonyms
- 铕元素— europium element
Usage & contexts
Examples
- Europium is used in red phosphors for television screens (铕用于电视屏幕的红色磷光体).
- This compound contains europium oxide (这种化合物含有氧化铕).
- Scientists study europium's luminescent properties (科学家研究铕的发光特性).
- Europium-doped materials are used in security features (掺铕材料用于防伪特征).
Collocations
- europium element(铕元素)
- europium oxide(氧化铕)
- europium compound(铕化合物)
- europium ion(铕离子)
- europium-doped(掺铕的)
- europium nitrate(硝酸铕)
Cultural background
FAQ- Named after Europe, continuing the tradition of naming rare earth elements after geographical locations.
- Discovered in 1901 by French chemist Eugène-Anatole Demarçay.
- Important in modern technology for its unique phosphorescent properties in displays and lighting.