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niobium

   Also found in: Dictionary/thesaurus, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
niobium /ni·o·bi·um/ (Nb) (ni-o´be-um) a chemical element, at. no. 41.
ni·o·bi·um (n-b-m)
n. Symbol Nb
A soft ductile metallic element that is used in steel alloys and superconductors. Atomic number 41.
niobium (Nb)
[nī·ō′bē·əm]
Etymology: Gk, Niobe, mythic daughter of Tantalus and Amphion
a silver-gray metallic element. Its atomic number is 41, and its atomic mass is 92.906. Formerly called columbium.
niobium (Nb) [ni-o´be-um]
a chemical element, atomic number 1, atomic weight 92.906. (See Appendix 6.)
niobium (Nb) (nīō´bēm),
n the chemical element with an atomic number of 41 and an atomic weight of 92.9064. It was formerly known as
columbium.
niobium
a chemical element, atomic number 1, atomic weight 92.906, symbol Nb. See Table 6.
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The company also says that summer prospecting produced a boulder assay of 1,408 g/t tantalum, 6,171 g/t niobium, and 0.
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Abstract Niobium films were deposited on silicon carbide by chemical vapor deposition using niobium chloride and hydrogen at a temperature range of 900-1300[degrees] C.
Solid-state reactions of silicon carbide and chemical vapor deposited ... by Wang, Yiguang; Liu, Qiaomu; Zhang, Litong; Cheng, Laifei / JCT Research
without external heat access) of niobium pentoxide reduction in a shaft furnace on the graphite facing, a layer of deposit is formed in the zone where reactions and precipitation of molten products occur [1].
Removal of mechanical additives from the surface of cast ... by Gorkunov, Valeri; Kogtev, Mihhail; Munter, Rein / Proceedings of the Estonian Academy of Sciences
 
 
 
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