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europium

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europium

Soft, greyish, metallic element of the lanthanide series, atomic number 63, relative atomic mass 151.96. It is used in lasers and as the red phosphor in colour televisions; its compounds are used to make control rods for nuclear reactors. It was named in 1901 by French chemist Eugène Demarçay (1852–1904) after the continent of Europe, where it was first found.
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22 Yiddish exclamations of dismay 23 Chemical symbol for europium 25 Hometown of India's Taj Mahal * 27 Famous battle site: the mountain -- of Thermopylae * 29 Spartans threw infants deemed too -- to survive off a cliff.
Crossword puzzle by Wilmore, Kathy / Junior Scholastic
INTRODUCTION It is well known that europium complexes show strong and narrow red luminescence due to "antenna effect" of ligands and 4f-4f electron transition of Eu(III).
Facile fabrication of novel Eu-containing copolymer and luminescent ... by Huang, Ziqun; Zhang, Huaihong; Guo, Jiaxiu; Wang, Jianli; Chen, Yaoqiang / Polymer Engineering and Science
When cooled and squeezed, the soft metallic element europium allows electrons to flow unfettered, scientists report online May 13 in Physical Review Letters.
Europium shows its superpowers: rare earth is 53rd element to conduct ... by Sanders, Laura / Science News
 
 
 
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