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thulium

[ UK /θjˈuːli‍əm/ ]
NOUN
  1. a soft silvery metallic element of the rare earth group; isotope 170 emits X-rays and is used in small portable X-ray machines; it occurs in monazite and apatite and xenotime

How To Use thulium In A Sentence

  • Now Appearing: The mysterious element thulium skip to main The mysterious element thulium
  • Each segment contains small amounts of ions of relatively rare metals, such as dysprosium, thulium, and cerium, which fluoresce in different colors.
  • Each segment contains small amounts of ions of relatively rare metals, such as dysprosium, thulium, and cerium, which fluoresce in different colors.
  • China accounts for 95 percent of global production and about 60 percent of consumption of rare metals, including dysprosium, terbium, thulium, lutetium and yttrium, according to the U.S. Jiabao: China's Investment Climate Stable
  • The pure metal can be produced by treating thulium fluoride with calcium metal.
  • Professor of Chemistry in Uppsala, and the discoverer of the elements thulium and holmium. Ulf von Euler - Biography
  • The devices typically consist of a single-mode fiber core doped with erbium, ytterbium, or a combination thereof; other dopants such as thulium can be used, but the development effort is less advanced.
  • Rare-earth elements include the relatively common cerium, used in pollution-control equipment, and terbium, used in energy efficient light bulbs, as well as the truly rare thulium, which has applications in x-ray devices. China Denies Halting Rare-Earth Exports to Japan
  • Of the rare-earth metals many - yttrium, terbium, erbium, ytterbium, scandium, thulium, holmium - have been given names that show their origin in various Swedish localities. Nobel Prize in Chemistry 1951 - Presentation Speech
  • Words like yttrium, holmium, lanthanum, and thulium don't exactly roll off the tongue. Power Up
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