Dysprosium
Dysprosium
Dysprosium (pronounced /dɪsˈproʊziəm/) is a chemical element with the symbol Dy and atomic number 66. It is a rare earth element that is part of the Lanthanide series on the Periodic table.
Etymology
The name Dysprosium comes from the Greek word 'dysprositos' which means 'hard to get at'. It was named so by its discoverer, French chemist Paul Émile Lecoq de Boisbaudran, to reflect the difficulty he had in isolating it.
Properties
Dysprosium is a silvery-white metallic element that is relatively stable in air at room temperature. It is soft enough to be cut with a knife and has a high melting point. Dysprosium is used in various applications such as in the production of Laser materials and commercial lighting.
Related Terms
External links
- Medical encyclopedia article on Dysprosium
- Wikipedia's article - Dysprosium
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