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Isotope 170 emits X-rays and is used in small portable X-ray machines
Answer for the clue "Isotope 170 emits X-rays and is used in small portable X-ray machines ", 7 letters:
thulium
Alternative clues for the word thulium
Word definitions for thulium in dictionaries
Wiktionary
Word definitions in Wiktionary
n. A metallic chemical element (''symbol'' Tm) with an atomic number of 69.
Wikipedia
Word definitions in Wikipedia
Thulium is a chemical element with symbol Tm and atomic number 69. It is the thirteenth and antepenultimate (third-last) element in the lanthanide series. Like the other lanthanides, the most common oxidation state is +3, seen in its oxide, halides and ...
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Thulium \Thu"li*um\, n. [NL. See Thule .] (Chem.) A rare metallic element of uncertain properties and identity, said to have been found in the mineral gadolinite.
WordNet
Word definitions in WordNet
n. 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 [syn: Tm , atomic number 69 ]
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
1879, Modern Latin, from thulia ( thulite ), name of an earth found in Scandinavia, from which the element was identified in 1879 by Swedish geologist Per Tedor Cleve (1840-1905), from Thule , which sometimes was identified as Scandinavia.
Usage examples of thulium.
So we mine monazite, which contains enough thulium for ion-exchange techniques to make it practical to extract.
That same morning, as all the experts and high officials of the secret police shook their heads, bleary-eyed after a sleepless night, the constructors asked for quartz, vanadium, steel, copper, platinum, rhinestones, dysprosium, yttrium and thulium, also cerium and germanium, and most of the other elements that make up the Universe, plus a variety of machines and qualified technicians, not to mention a wide as sortment of spies--for so insolent had the constructors become, that on the triplicate requisition form they boldly wrote: "Also, kindly send agents of various cuts and stripes at the discretion and with the approval of the Proper Authorities.
Kane noticed she seemed too shocked to speak, even though he was sure her father had told her about what befell Cerberus and most of its personnel on the day the combined forces of Barons Cobalt, Samarium, Thulia and Mande had all converged on the mountain plateau.